Datasheet
7
®
DAC7641
TYPICAL PERFORMANCE CURVES: V
SS
= 0V (Cont.)
At T
A
= +25°C, V
DD
= +5V, V
SS
= 0V, V
REFH
= +2.5V, V
REFL
= 0V, representative unit, unless otherwise specified.
0.00
–0.02
–0.04
–0.06
–0.08
–0.10
–0.12
–0.14
V
REFL
CURRENT vs CODE
V
REF
Current (mA)
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H
C000
H
E000
H
FFFF
H
+5V
LDAC
0
Time (2µs/div)
OUTPUT VOLTAGE vs SETTLING TIME
(0V to +2.5V)
Output Voltage
Large-Signal Settling Time: 0.5V/div
Small-Signal Settling Time: 4LSB/div
Time (2µs/div)
OUTPUT VOLTAGE vs SETTLING TIME
(+2.5V to 2mV)
Output Voltage
+5V
LDAC
0
Large-Signal Settling Time: 0.5V/div
Small-Signal Settling Time: 4LSB/div
Time (1µs/div)
OUTPUT VOLTAGE
vs MIDSCALE GLITCH PERFORMANCE
Output Voltage (50mV/div)
+5V
LDAC
0
7FFF
H
to 8000
H
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
Digital Input Code
0000
H
0200
H
0400
H
0800
H
1000
H
2000
H
4000
H
6000
H
8000
H
A000
H
C000
H
E000
H
FFFF
H
POSITIVE SUPPLY CURRENT
vs DIGITAL INPUT CODE
I
CC
I
CC
(mA)
1.0
0.8
0.6
0.4
0.2
0.0
–0.2
–0.4
–0.6
–0.8
–1.0
Temperature (°C)
–40 –30 –20 –10 0 10 20 30 40 50 60 70 80 90
POWER SUPPLY CURRENT vs TEMPERATURE
Quiescent Current (mA)
Data = FFFF
H
No Load
I
CC