Datasheet

ManualsBrandsTEXAS INSTRUMENTS ManualsLinear ICsLinear IC - Op-amp Voltage feedback SON 8 (3x3)

DGK-8DGN-8 D-8 DRB-8

IN-

IN+

S-

OUT

THS4211

392 Ω

+5 V

49.9 Ω

-5 V

50 Ω Source

Low-Distortion, Wideband Application Circuit

NOTE: Power supply decoupling capacitors not shown

392 Ω

50 Ω

THS4211

-100

-95

-90

-85

-80

-75

-70

-65

-60

-55

-50

1 10 100

Harmonic Distortion - dBc

HARMONIC DISTORTION

FREQUENCY

f - Frequency - MHz

Gain = 2

= 392 Ω

= 150 Ω

= 2 V

= ±5 V

HD2

HD3

THS4211

THS4215

www.ti.com

................................................................................................................................... SLOS400E –SEPTEMBER 2002–REVISED SEPTEMBER 2009

LOW-DISTORTION, HIGH-SPEED, VOLTAGE FEEDBACK AMPLIFIER

Check for Samples: THS4211 THS4215

FEATURES

DESCRIPTION

• Unity-Gain Stability

• Wide Bandwidth: 1 GHz

The THS4211 and THS4215 are high slew rate,

unity-gain stable, voltage feedback amplifiers

• High Slew Rate: 970 V/µs

designed to run from supply voltages as low as 5 V

• Low Distortion:

and as high as 15 V. The THS4215 offers the same

– –90 dBc THD at 30 MHz

performance as the THS4211 with the addition of

power-down capability. The combination of high slew

– 130-MHz Bandwidth (0.1 dB, G = 2)

rate, wide bandwidth, low distortion, and unity-gain

– 0.007% Differential Gain

stability make the THS4211 and THS4215

– 0.003° Differential Phase

high-performance devices across multiple ac

specifications.

• High Output Drive, I

= 170 mA

• Excellent Video Performance:

Designers using the THS4211 are rewarded with

higher dynamic range over a wider frequency band

– 130-MHz Bandwidth (0.1 dB, G = 2)

without the stability concerns of decompensated

– 0.007% Differential Gain

amplifiers. These devices are available in SOIC,

– 0.003° Differential Phase

MSOP with PowerPAD™, and leadless MSOP with

PowerPAD packages.

• Supply Voltages

– +5 V, ±5 V, +12 V, +15 V

RELATED DEVICES

• Power Down Functionality (THS4215)

DEVICE DESCRIPTION

• Evaluation Module Available

THS4271 1.4-GHz voltage feedback amplifier

THS4503 Wideband, fully differential amplifier

APPLICATIONS

THS3202 Dual, wideband current feedback amplifier

• High Linearity ADC Preamplifier

• Differential to Single-Ended Conversion

• DAC Output Buffer

• Active Filtering

• Video Applications

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2PowerPAD is a trademark of Texas Instruments.

3All other trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.

Summary of content (49 pages)

PAGE 1
DGN-8 DGK-8 D-8 THS4211 THS4215 DRB-8 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 LOW-DISTORTION, HIGH-SPEED, VOLTAGE FEEDBACK AMPLIFIER Check for Samples: THS4211 THS4215 FEATURES 1 • • • • 23 • • • • • DESCRIPTION Unity-Gain Stability Wide Bandwidth: 1 GHz High Slew Rate: 970 V/µs Low Distortion: – –90 dBc THD at 30 MHz – 130-MHz Bandwidth (0.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated circuits be handled with appropriate precautions. Failure to observe proper handling and installation procedures can cause damage.
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THS4211 THS4215 www.ti.com ...................................................................................................................................
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com ELECTRICAL CHARACTERISTICS: VS = ±5 V At RF = 392 Ω, RL = 499 Ω, and G = +2, unless otherwise noted.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ELECTRICAL CHARACTERISTICS: VS = ±5 V (continued) At RF = 392 Ω, RL = 499 Ω, and G = +2, unless otherwise noted. TYP PARAMETER TEST CONDITIONS OVER TEMPERATURE –40°C to +85°C UNITS MIN/ TYP/ MAX V Min +25°C +25°C 0°C to +70°C ±4 ±3.8 ±3.7 ±3.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com ELECTRICAL CHARACTERISTICS: VS = 5 V At RF = 392 Ω, RL = 499 Ω, and G = +2, unless otherwise noted.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ELECTRICAL CHARACTERISTICS: VS = 5 V (continued) At RF = 392 Ω, RL = 499 Ω, and G = +2, unless otherwise noted.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com TYPICAL CHARACTERISTICS Table of Graphs (±5 V) FIGURE Small-signal unity-gain frequency response 1 Small-signal frequency response 2 0.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 Table of Graphs (5 V) FIGURE Small-signal unity-gain frequency response 39 Small-signal frequency response 40 0.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com TYPICAL CHARACTERISTICS: ±5 V SMALL-SIGNAL UNITY GAIN FREQUENCY RESPONSE SMALL-SIGNAL FREQUENCY RESPONSE 22 Gain = 1 RL = 499 Ω VO = 250 mV VS = ±5 V 3 0.1 20 2 1 0 -1 -2 0 Gain = 10 18 Small Signal Gain - dB 4 -0.1 16 Small Signal Gain - dB 5 Small Signal Gain - dB 0.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 TYPICAL CHARACTERISTICS: ±5 V (continued) HARMONIC DISTORTION vs OUTPUT VOLTAGE SWING -85 -90 HD2, RL = 499Ω -95 -65 HD2, RL = 499Ω -70 HD2, RL = 150Ω -75 -80 -85 -90 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 HD3, RL = 499Ω HD2, RL = 150Ω -90 -100 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 0 0.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com TYPICAL CHARACTERISTICS: ±5 V (continued) DIFFERENTIAL GAIN vs NUMBER OF LOADS DIFFERENTIAL PHASE vs NUMBER OF LOADS 0.030 0.015 ° Differential Phase - 0.020 Gain = 2 Rf = 392 Ω VS = ±5 V 40 IRE - NTSC and Pal Worst Case ±100 IRE Ramp 0.18 PAL NTSC 0.010 0.16 0.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 TYPICAL CHARACTERISTICS: ±5 V (continued) COMMON-MODE REJECTION RATIO vs INPUT COMMON-MODE RANGE VS = ±5 V PSRR- 70 CMMR PSRR+ 40 30 20 10 0 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 9 55 8 50 45 40 35 30 25 20 15 10 VS = ±5 V TA = 25°C 5 0 -4.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com TYPICAL CHARACTERISTICS: ±5 V (continued) POWER-DOWN OUTPUT IMPEDANCE vs FREQUENCY 1000 0.1 1M 10 M 100 M 1G 4.5 0.03 10 0.001 100 k 6 0.035 VO - Output Voltage Level - V Power-Down Output Impedance - Ω 0.04 Gain = 1 RL = 499 Ω PIN = -1 dBm VS = ±5 V 3 1.5 0.025 0.02 0 0.015 0.
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THS4211 THS4215 www.ti.com ...................................................................................................................................
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.
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THS4211 THS4215 www.ti.com ...................................................................................................................................
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com TYPICAL CHARACTERISTICS: 5 V (continued) POWER-DOWN OUTPUT IMPEDANCE vs FREQUENCY 1000 TA = 85°C 600 500 TA = 25°C 400 TA = -40°C 300 200 100 0 2.5 3 3.5 4 4.5 VS - Supply Voltage - ±V Figure 72. Submit Documentation Feedback 5 0.035 Gain = 1 RL = 499 Ω PIN = -1 dBm VS = 5 V 0.03 10 0.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 APPLICATION INFORMATION HIGH-SPEED OPERATIONAL AMPLIFIERS WIDEBAND, NONINVERTING OPERATION The THS4211 and the THS4215 operational amplifiers set new performance levels, combining low distortion, high slew rates, low noise, and a unity-gain bandwidth in excess of 1 GHz.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com WIDEBAND, INVERTING GAIN OPERATION Since the THS4211 and THS4215 are general-purpose, wideband voltage-feedback amplifiers, several familiar operational-amplifier applications circuits are available to the designer.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 SINGLE-SUPPLY OPERATION The THS4211 is designed to operate from a single 5-V to 15-V power supply. When operating from a single power supply, care must be taken to ensure the input signal and amplifier are biased appropriately to maximize output voltage swing.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com Power-Supply Decoupling Techniques and Recommendations Power-supply decoupling is a critical aspect of any high-performance amplifier design process. Careful decoupling provides higher quality ac performance (most notably, improved distortion performance).
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 Using the THS4211 as a DAC Output Buffer Active Filtering with the THS4211 Two example circuits are presented here showing the THS4211 buffering the output of a digital-to-analog converter.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com A modification on this circuit to include a difference amplifier turns this circuit into a high-speed instrumentation amplifier, as shown in Figure 84. The THS4211 features execllent distortion performance for monolithic operational amplifiers.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 OIP 3 + P O ) POUT (dBm) ǒ 1X P O + 10 log OIP3 ǒŤIMD2 ŤǓ where 3 2RL (2) Ǔ V 2P 0.001 (3) NOTE: PO is the output power of a single tone, RL is the load resistance, and VP is the peak voltage for a single tone. PO NOISE ANALYSIS PIN (dBm) IIP3 IMD3 3X PS Figure 86.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com Dividing this expression by the noise gain [NG= (1 + Rf/Rg) ] gives the equivalent input-referred spot noise voltage at the noninverting input, as shown in Equation 5: Ǹ 1 2 2 E NI 2 ) ǒI BNRSǓ ) 4kTR S ) ǒINGR Ǔ ) 4kTR NG BI f 0.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 3. Careful selection and placement of external components preserves the high frequency performance of the THS4211. Resistors should be a very low reactance type. Surface-mount resistors work best and allow a tighter overall layout.
PAGE 28
THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com The PowerPAD package represents a breakthrough in combining the small area and ease of assembly of surface mount with the heretofore awkward mechanical methods of heatsinking. DIE Thermal Pad Side View (a) DIE End View (b) Bottom View (c) Figure 89.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 The THS4211 device does not incorporate automatic thermal shutoff protection, so the designer must take care to ensure that the design does not violate the absolute maximum junction temperature of the device. Failure may result if the absolute maximum junction temperature of 150°C is exceeded.
PAGE 30
THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com Evaluation Fixtures, SPICE Models, and Applications Support Texas Instruments is committed to providing its customers with the highest quality of applications support. To support this goal, evaluation boards have been developed for the THS4211 operational amplifier.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 Vs+ J9 Power Down R8 C8 R9 R5 Vs - Vs+ 7 8 2 _ R3 J1 Vin - U1 R6 6 J4 Vout 3 + R2 R7 4 1 Vs - J2 Vin+ J8 Power Down Ref C7 R1 R4 J7 VS- J6 GND J5 VS+ TP1 FB1 FB2 VS- C5 C6 Figure 96. THS4211/THS4215 EVM Board Layout (Top Layer) VS+ C1 C2 + C3 + C4 Figure 95.
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THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com Vs+ 7 8 2 _ U1 R6 6 J4 Vout 3 + R7 4 1 J2 Vin+ Vs R4 J7 VS- J6 GND J5 VS+ TP1 FB1 FB2 VS- C5 VS+ C1 C6 + C2 + C3 C4 Figure 100. THS4211 Unity-Gain EVM Circuit Configuration Figure 98. THS4211/THS4215 EVM Board Layout (Third Layer, Power) Figure 101.
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THS4211 THS4215 www.ti.com ................................................................................................................................... SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 Figure 102. THS4211 Unity-Gain EVM Board Layout (Second Layer, Ground) Figure 103. THS4211 Unity-Gain EVM Board Layout (Third Layer, Power) Figure 104.
PAGE 34
THS4211 THS4215 SLOS400E – SEPTEMBER 2002 – REVISED SEPTEMBER 2009 ................................................................................................................................... www.ti.com Computer simulation of circuit performance using SPICE is often useful when analyzing the performance of analog circuits and systems. This is particularly true for video and RF amplifier circuits, where parasitic capacitance and inductance can have a major effect on circuit performance.
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PACKAGE OPTION ADDENDUM www.ti.
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PACKAGE OPTION ADDENDUM www.ti.
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PACKAGE OPTION ADDENDUM www.ti.com (4) 18-Oct-2013 There may be additional marking, which relates to the logo, the lot trace code information, or the environmental category on the device. (5) Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a continuation of the previous line and the two combined represent the entire Device Marking for that device.
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PACKAGE MATERIALS INFORMATION www.ti.com 24-Apr-2013 TAPE AND REEL INFORMATION *All dimensions are nominal Device Package Package Pins Type Drawing THS4211DGNR MSOPPower PAD THS4211DR THS4211DRBR SPQ Reel Reel A0 Diameter Width (mm) (mm) W1 (mm) B0 (mm) K0 (mm) P1 (mm) W Pin1 (mm) Quadrant DGN 8 2500 330.0 12.4 5.3 3.4 1.4 8.0 12.0 Q1 SOIC D 8 2500 330.0 12.4 6.4 5.2 2.1 8.0 12.0 Q1 SON DRB 8 3000 330.0 12.4 3.3 3.3 1.1 8.0 12.
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PACKAGE MATERIALS INFORMATION www.ti.com 24-Apr-2013 *All dimensions are nominal Device Package Type Package Drawing Pins SPQ Length (mm) Width (mm) Height (mm) THS4211DGNR MSOP-PowerPAD DGN 8 2500 358.0 335.0 35.0 THS4211DR SOIC D 8 2500 367.0 367.0 35.0 THS4211DRBR SON DRB 8 3000 338.1 338.1 20.6 THS4211DRBT SON DRB 8 250 210.0 185.0 35.0 THS4215DR SOIC D 8 2500 367.0 367.0 35.0 THS4215DRBR SON DRB 8 3000 338.1 338.1 20.
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IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, enhancements, improvements and other changes to its semiconductor products and services per JESD46, latest issue, and to discontinue any product or service per JESD48, latest issue. Buyers should obtain the latest relevant information before placing orders and should verify that such information is current and complete.