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DAC8814IBDBR Datasheet(数据表) 4 Page - Texas Instruments

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部件型号  DAC8814IBDBR
说明  Quad, Serial Input 16-Bit Multiplying Digital-to-Analog Converter
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
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DAC8814
SBAS338 – JANUARY 2005
ELECTRICAL CHARACTERISTICS (continued)
V
DD = 2.7 V to 5.0 V ±10%; VSS = 0 V, IOUTX = Virtual GND, AGNDX = 0 V, VREFA, B, C, D = 10 V, TA = full operating
temperature range, unless otherwise noted.
DAC8814
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CHARACTERISTICS
Power supply range
VDD RANGE
2.7
5.5
V
Positive supply current
IDD
Logic inputs = 0 V
2
5
µA
IDD
VDD = +4.5 V to +5.5 V
2
5
µA
IDD
VDD = +2.7 V to +3.6 V
1
2.5
µA
Negative supply current
ISS
Logic inputs = 0 V, VSS = -5 V
0.001
1
µA
Power dissipation
PDISS
Logic inputs = 0 V
0.0275
mW
Power supply sensitivity
PSS
∆V
DD = ±5%
0.006
%
AC CHARACTERISTICS(5)
Output voltage settling time
ts
To
±0.1% of full-scale,
µs
0.5
Data = 0000h to FFFFh to 0000h
ts
To
±0.0051% of full-scale,
µs
1
Data = 0000h to FFFFh to 0000h
Reference multiplying BW
BW -3 dB VREFX = 100 mVRMS, Data = FFFFH, CFB = 15 pF
10
MHz
DAC glitch impulse
Q
VREFX = 10 V, Data = 0000h to 8000h to 0000h
1
nV/s
Feedthrough error
VOUTX/VREFX
Data = 0000h, VREFX = 100 mVRMS, f = 100 kHz
-70
dB
Crosstalk error
VOUTA/VREFB
Data = 0000h, VREFB = 100 mVRMS,
dB
-90
Adjacent channel, f = 100 kHz
Digital feedthrough
Q
CS = 1 and fCLK = 1 MHz
2
nV/s
Total harmonic distortion
THD
VREF = 5 VPP, Data = FFFFh, f = 1 kHz
-105
dB
Output spot noise voltage
en
f = 1 kHz, BW = 1 Hz
12
nV/
√Hz
(5)
All ac characteristic tests are performed in a closed-loop system using an OPA627 I-to-V converter amplifier.
4




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