Datasheet

ManualsBrandsNXP SEMICONDUCTORS ManualsLinear ICsBGU7053,118

1. General description

The NCX2220 provides a dual low voltage low power comparator.

The NCX2220 has a very low supply current of 5 μA per comparator and is guaranteed to

operate at a low voltage of 1.3 V. It is fully operational up to 5.5 V which makes this device

convenient for use in both 3.0 V and 5.0 V systems.

2. Features and benefits

 Wide supply voltage range from 1.3 V to 5.5 V (functional operating range)

 Rail-to-rail input/output performance

 Very low supply current of 5 μA (typical) per comparator

 Very low-power consumption

 No phase inversion with overdriven input signals

 Internal hysteresis

 Propagation delay of 0.8 μs (typical)

 ESD protection:

 HBM JESD22-A114F Class 3A. Exceeds 2000 V

 CDM JESD22-C101E exceeds 1000 V

 Multiple package options

 Specified from −40 °Cto+85 °C

3. Applications

 Cellular telephones

 Alarm and security systems

 Personal Digital assistants

NCX2220

Low voltage comparator

Rev. 4 — 27 June 2012 Product data sheet

Summary of content (20 pages)

PAGE 1
NCX2220 Low voltage comparator Rev. 4 — 27 June 2012 Product data sheet 1. General description The NCX2220 provides a dual low voltage low power comparator. The NCX2220 has a very low supply current of 5 μA per comparator and is guaranteed to operate at a low voltage of 1.3 V. It is fully operational up to 5.5 V which makes this device convenient for use in both 3.0 V and 5.0 V systems. 2. Features and benefits         Wide supply voltage range from 1.3 V to 5.
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NCX2220 NXP Semiconductors Low voltage comparator 4. Ordering information Table 1. Ordering information Type number Package Temperature range Name Description Version NCX2220DP −40 °C to +85 °C TSSOP8 plastic thin shrink small outline package; 8 leads; body width 3 mm; lead length 0.5 mm SOT505-2 NCX2220GU −40 °C to +85 °C HXSON8 plastic, thermal enhanced extremely thin small outline SOT972-2[1] package; no leads; 8 terminals; body 1.35 × 1.7 × 0.
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NCX2220 NXP Semiconductors Low voltage comparator 7. Pinning information 7.1 Pinning NCX2220 OUT1 1 8 VCC IN1- 2 7 OUT2 IN1+ 3 6 IN2- VEE 4 5 IN2+ NCX2220 OUT1 1 8 VCC IN1- 2 7 OUT2 IN1+ 3 6 IN2- VEE 4 5 IN2+ VEE(1) 001aan899 001aan898 Transparent top view Transparent top view (1) This is not a supply pin, the substrate is attached to this pad using conductive die attach material.
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NCX2220 NXP Semiconductors Low voltage comparator 7.2 Pin description Table 3. Pin description Symbol Pin Description OUT1 1 comparator output 1 IN1− 2 comparator input 1 (negative) IN1+ 3 comparator input 1 (positive) VEE 4 supply voltage IN2+ 5 comparator input 2 (positive) IN2− 6 comparator input 2 (negative) OUT2 7 comparator output 2 VCC 8 supply voltage 8. Limiting values Table 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134).
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NCX2220 NXP Semiconductors Low voltage comparator 10. Static characteristics Table 6. Static characteristics At recommended operating conditions. VCC = 1.6 V to 5.5 V, VEE = 0 V; VCM = 0.5VCC unless otherwise specified. Symbol Parameter 25 °C Conditions Min Max Min Max 6 9 13 - - mV - 20 - - - mV [1] −30 0.5 +30 −30 +30 mV [1] - 3 - - - mV VCC = 1.3 V VI(offset) offset input voltage VCC = 1.
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NCX2220 NXP Semiconductors Low voltage comparator 12. Graphs 001aan901 9.0 001aan902 1000 ICC (μA) ICC (μA) 7.0 100 5.0 (2) (1) 10 3.0 1.0 -40 -20 0 20 40 60 1 0.01 80 100 Temp (°C) 0.1 1 10 100 1000 frequentie (kHz) Tamb = 25 °C; CL = 15 pF. VCC = 5.0 V. (1) VCC = 2.7 V. (2) VCC = 5.0 V. Fig 6. Supply current versus temperature (per comparator) Fig 7. Supply current versus output transition frequency (per comparator) 001aan903 8.0 ICC (μA) 001aan857 103 VCC - VOH (mV) 6.
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NCX2220 NXP Semiconductors Low voltage comparator 001aan858 103 001aan859 4.90 VOH (V) 4.88 VOL (mV) 102 4.86 10 4.84 1 4.82 10-1 10-2 10-1 1 10 4.80 -40 0 40 80 IO (mA) Tamb = 25 °C. IO = −4.0 mA. VCC = 5.0 V. VCC = 5.0 V. Fig 10. LOW-level output voltage versus output current 001aan860 220 VOL (mV) 180 120 Temp (°C) Fig 11. HIGH-level output voltage versus temperature 001aan861 1400 tpd (ns) 1000 (1) 600 (2) 140 100 60 20 -40 0 40 80 120 Temp (°C) IO = 4.0 mA.
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NCX2220 NXP Semiconductors Low voltage comparator 001aan862 700 tpd (ns) 500 (1) 300 (2) 100 1 2 3 4 5 6 VCC (V) Tamb = 25 °C; input overdrive = 100 mV. (1) tPLH. (2) tPHL. Fig 14. Propagation delay versus supply voltage. NCX2220 Product data sheet All information provided in this document is subject to legal disclaimers. Rev. 4 — 27 June 2012 © NXP B.V. 2012. All rights reserved.
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NCX2220 NXP Semiconductors Low voltage comparator 13. Application information 13.1 Operating description The NCX2220 is a dual low voltage low power comparator. This device is designed for rail-to-rail input and output performance. This device consumes only 5 μA per comparator of supply current while achieving a typical propagation delay of 0.8 μs at a 20 mV input overdrive. This comparator is guaranteed to operate at a low voltage of 1.3 V up to 5.5 V. The common-mode input voltage range extends 0.
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NCX2220 NXP Semiconductors Low voltage comparator 13.3 Schmitt trigger oscillator Figure 16 shows the NCX2220 configured as a Schmitt trigger oscillator. RX +VCC IN- OUT VO CX IN+ R -VCC R 001aan905 The oscillation frequency can be calculated as follows: 1 1 f = --- = -----------------------------T 2.2 ⋅ R X ⋅ C X Fig 16. Schmitt trigger oscillator 13.4 Zero-crossing detector Figure 17 shows the NCX2220 configured as a zero-crossing detector. VCC IN- OUT IN+ 100 mV 001aan906 Fig 17.
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NCX2220 NXP Semiconductors Low voltage comparator 13.5 One-shot multivibrator Figure 18 shows the NCX2220 configured as a one-shot multivibrator. VCC R1 1 MΩ 100 pF VCC IN- OUT t0 R2 1 MΩ VO IN+ 0 t0 t1 C1 R3 001aan907 The resistor divider R1 and R2 can be used to set the magnitude of the input pulse. The pulse width is set by adjusting C1 and R3. Fig 18. One-shot multivibrator 13.6 Logic level translator Figure 19 shows the NCX2220 configured as a logic level translator.
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NCX2220 NXP Semiconductors Low voltage comparator 14. Package outline TSSOP8: plastic thin shrink small outline package; 8 leads; body width 3 mm; lead length 0.5 mm D E A SOT505-2 X c HE y v M A Z 5 8 A A2 (A3) A1 pin 1 index θ Lp L 1 4 e detail X w M bp 0 2.5 5 mm scale DIMENSIONS (mm are the original dimensions) UNIT A max. A1 A2 A3 bp c D(1) E(1) e HE L Lp v w y Z(1) θ mm 1.1 0.15 0.00 0.95 0.75 0.25 0.38 0.22 0.18 0.08 3.1 2.9 3.1 2.9 0.65 4.1 3.
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NCX2220 NXP Semiconductors Low voltage comparator HXSON8: plastic, thermal enhanced extremely thin small outline package; no leads; 8 terminals; body 1.35 x 1.7 x 0.5 mm SOT972-2 X A B D E A A1 c terminal 1 index area detail X e1 terminal 1 index area e 1 6 C C A B C v w b y1 C y L k Eh 12 7 Dh 0 1 scale Dimensions Unit(1) mm max nom min 2 mm A 0.5 A1 b c D 0.05 0.25 1.8 0.20 0.127 1.7 0.00 0.15 1.6 Dh 1.3 1.2 1.1 E Eh 1.45 0.45 1.35 0.40 1.25 0.35 e e1 0.
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NCX2220 NXP Semiconductors Low voltage comparator XSON8: plastic extremely thin small outline package; no leads; 8 terminals; body 1 x 1.95 x 0.5 mm 1 2 SOT833-1 b 4 3 4× (2) L L1 e 8 7 6 e1 5 e1 e1 8× A (2) A1 D E terminal 1 index area 0 1 2 mm scale DIMENSIONS (mm are the original dimensions) UNIT A(1) max A1 max b D E e e1 L L1 mm 0.5 0.04 0.25 0.17 2.0 1.9 1.05 0.95 0.6 0.5 0.35 0.27 0.40 0.32 Notes 1. Including plating thickness. 2.
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NCX2220 NXP Semiconductors Low voltage comparator XSON8: extremely thin small outline package; no leads; 8 terminals; body 1.35 x 1 x 0.5 mm SOT1089 E terminal 1 index area D A A1 detail X (4×)(2) e L (8×)(2) b 4 5 e1 1 terminal 1 index area 8 L1 X 0 0.5 scale Dimensions Unit mm max nom min 1 mm A(1) 0.5 A1 b D E e e1 L L1 0.35 0.40 0.04 0.20 1.40 1.05 0.15 1.35 1.00 0.55 0.35 0.30 0.35 0.27 0.32 0.12 1.30 0.95 Note 1. Including plating thickness. 2.
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NCX2220 NXP Semiconductors Low voltage comparator XQFN8: plastic, extremely thin quad flat package; no leads; 8 terminals; body 1.6 x 1.6 x 0.5 mm SOT902-2 X A B D terminal 1 index area E A A1 detail X e v w b 4 3 C C A B C y y1 C 5 e1 2 6 1 7 terminal 1 index area 8 L metal area not for soldering L1 0 1 Dimensions Unit(1) mm max nom min 2 mm scale A 0.5 A1 b D E e e1 0.05 0.25 1.65 1.65 0.20 1.60 1.60 0.55 0.00 0.15 1.55 1.55 0.5 L L1 v 0.35 0.15 0.30 0.10 0.25 0.
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NCX2220 NXP Semiconductors Low voltage comparator 15. Abbreviations Table 8. Abbreviations Acronym Description CDM Charged Device Model ESD ElectroStatic Discharge HBM Human Body Model 16. Revision history Table 9. Revision history Document ID Release date Data sheet status Change notice Supersedes NCX2220 v.4 20120627 Product data sheet - NCX2220 v.3 Modifications: NCX2220 v.3 Modifications: • • For type number NCX2220GM the SOT code has changed to SOT902-2. NCX2220DP added.
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NCX2220 NXP Semiconductors Low voltage comparator 17. Legal information 17.1 Data sheet status Document status[1][2] Product status[3] Definition Objective [short] data sheet Development This document contains data from the objective specification for product development. Preliminary [short] data sheet Qualification This document contains data from the preliminary specification. Product [short] data sheet Production This document contains the product specification.
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NCX2220 NXP Semiconductors Low voltage comparator Export control — This document as well as the item(s) described herein may be subject to export control regulations. Export might require a prior authorization from competent authorities. Non-automotive qualified products — Unless this data sheet expressly states that this specific NXP Semiconductors product is automotive qualified, the product is not suitable for automotive use.
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NCX2220 NXP Semiconductors Low voltage comparator 19. Contents 1 2 3 4 5 6 7 7.1 7.2 8 9 10 11 12 13 13.1 13.2 13.3 13.4 13.5 13.6 14 15 16 17 17.1 17.2 17.3 17.4 18 19 General description . . . . . . . . . . . . . . . . . . . . . . 1 Features and benefits . . . . . . . . . . . . . . . . . . . . 1 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Ordering information . . . . . . . . . . . . . . . . . . . . . 2 Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .