Datasheet

11Maxim Integrated
14-/16-Bit, Low-Power, Buffered Output,
Rail-to-Rail DACs with SPI Interface
MAX5214/MAX5216
DIGITAL FEEDTHROUGH
MAX5214 toc26
V
OUT
AC-COUPLED
1mV/div
V
SCLK
5V/div
40ns/div
OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX5214 toc27
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE (V)
54321
2.30
2.35
2.40
2.45
2.50
2.55
2.25
06
V
DD
= 5V
V
REF
= 5V
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. DIGITAL INPUT VOLTAGE
MAX5214 toc28
DIGITAL INPUT VOLTAGE (V)
DIGITAL SUPPLY CURRENT (µA)
500
1000
1500
2000
2500
3000
3500
0
0 12345
V
DDI
= 2.7V
HIGH T0 LOW
V
DDI
= 2.7V
LOW T0 HIGH
V
DD
= 5V
LOW T0 HIGH
V
DDI
= 5V
HIGH T0 LOW
REFERENCE INPUT BANDWIDTH
vs. FREQUENCY
MAX5214 toc29
INPUT FREQUENCY (kHz)
ATTENUATION (dB)
10010
-15
-10
-5
0
5
-20
1 1000
INTEGRATED OUTPUT NOISE
(0.1Hz TO 10Hz)
MAX5214 toc30
OUT
1µV/div
1s/div
FREQUENCY (Hz)
1k
100k
NOISE (nV
RMS
/√Hz)
10k10010
DAC OUPUT NOISE DENSITY
vs. FREQUENCY
MAX5214 toc31
75
100
125
150
175
200
50
MAX5214/MAX5216
FULL-SCALE (CODE 0XFF00)
ZERO-SCALE (CODE 0x00FF)
MIDSCALE (CODE 0x8000)