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| DAC8803 Datasheet, PDF (4/30 Pages) Texas Instruments – Quad, Current Output, Serial Input 14-Bit Multiplying Digital-to-Analog Converter | |||
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DAC8803
SBAS340A â JANUARY 2005 â REVISED APRIL 2005
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
VDD = 5 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.
PARAMETER
Negative supply current
Power dissipation
Power supply sensitivity
AC CHARACTERISTICS(5)
Output voltage settling time
Reference multiplying BW
DAC glitch impulse
Feedthrough error
Crosstalk error
Digital feedthrough
Total harmonic distortion
Output spot noise voltage
SYMBOL
IDD
IDD
ISS
PDISS
PSS
CONDITIONS
VDD = +4.5 V to +5.5 V
VDD = +2.7 V to +3.6 V
Logic inputs = 0 V, VSS = -5 V
Logic inputs = 0 V
âVDD = ±5%
ts
To ±0.1% of full-scale,
Data = 0000h to FFFFh to 0000h
ts
To ±0.006% of full-scale,
Data = 0000h to FFFFh to 0000h
BW -3 dB
Q
VOUTX/VREFX
VOUTA/VREFB
VREFX = 100 mVRMS, Data = FFFFH, CFB = 15 pF
VREFX = 10 V, Data = 0000h to 8000h to 0000h
Data = 0000h, VREFX = 100 mVRMS, f = 100 kHz
Data = 0000h, VREFB = 100 mVRMS,
Adjacent channel, f = 100 kHz
Q
THD
en
CS = 1 and fCLK = 1 MHz
VREF = 5 VPP, Data = FFFFh, f = 1 kHz
f = 1 kHz, BW = 1 Hz
DAC8803
MIN TYP
2
1
0.001
MAX
5
2.5
1
0.025
0.006
UNIT
µA
µA
µA
mW
%
0.5
1
10
1
-70
-90
2
-105
12
µs
µs
MHz
nV/s
dB
dB
nV/s
dB
nV/âHz
(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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