Datasheet

14
®
DAC7744
TYPICAL PERFORMANCE CURVES: V
SS
= –15V (Cont.)
At T
A
= +25°C, V
DD
= +5V, V
CC
= +15V, V
SS
= –15V, V
REF
H = +10V, and V
REF
L = –10V, representative unit, unless otherwise specified.
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
Frequency (Hz)
100
1k
10k 100k 1M
POWER SUPPLY REJECTION RATIO vs FREQUENCY
PSRR (dB)
–15V
+15V
+5V
15
10
5
0
–5
–10
–15
R
LOAD
(kΩ)
0.01
0.1
1 10 100
OUTPUT VOLTAGE vs R
LOAD
V
OUT
(V)
Sink
Source
Time (2µs/div)
OUTPUT VOLTAGE vs SETTLING TIME
(+10V to –10V)
Output Voltage
Large-Signal Settling Time: 5V/div
Small-Signal Settling Time: 3LSB/div
+5V
LDAC
0
Time (2µs/div)
OUTPUT VOLTAGE vs SETTLING TIME
(–10V to +10V)
Output Voltage
Large-Signal Settling Time: 5V/div
Small-Signal Settling Time: 3LSB/div
+5V
LDAC
0
20
15
10
5
0
–5
–10
–15
–20
DUAL SUPPLY CURRENT LIMIT vs INPUT CODE
Short to Ground
I
OUT
(mA)
Digital Input Code
0000
H
2000
H
4000
H
6000
H
8000
H
A000
H
C000
H
E000
H
FFFF
H
7
6
5
4
3
2
1
0
1
2
3
4
5
6
7
SUPPLY CURRENT vs CODE
(mA)
Digital Input Code
0000
H
2000
H
4000
H
6000
H
8000
H
A000
H
C000
H
E000
H
FFFF
H
I
CC
I
DD
I
SS