TYPICAL PERFORMANCE CURVES: VSS = –15V (Cont.)
At TA = +25°C, VDD = +5V, VCC = +15V, VSS = –15V, VREFH = +10V, and VREFL = –10V, representative unit, unless otherwise specified.
CURRENT vs CODE
All DACs Sent to Indicated Code
(DAC A and B)
CURRENT vs CODE
All DACs Sent to Indicated Code
(DAC C and D)
VREFH
VREFH
2.0
1.5
1.0
0.5
0
2.0
1.5
1.0
0.5
0
-0.5
–1.0
–1.5
–0.5
–1.0
–1.5
VREFL
VREFL
0.5
0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
0000H 2000H 4000H 6000H 8000H A000H C000H E000H FFFFH
0000H 2000H 4000H 6000H 8000H A000H C000H E000H FFFFH
Digital Input Code
Digital Input Code
POSITIVE FULL-SCALE ERROR vs TEMPERATURE
(Code FFFFH)
BIPOLAR ZERO SCALE ERROR vs TEMPERATURE
(Code 8000H)
2
2
1.5
1.0
1.5
1
DAC B
DAC A
DAC D
DAC D
DAC B
0.5
0.5
0
0
DAC A
–0.5
–1.0
–1.5
–2.0
–0.5
–1
DAC C
DAC C
–1.5
–2
–40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
–40
–20
0
20
40
60
80
100
Temperature (°C)
Temperature (°C)
NEGATIVE FULL-SCALE ERROR vs TEMPERATURE
(Code 0000H)
POWER SUPPLY CURRENT vs TEMPERTURE
7
6
5
2
1.5
4
3
2
1
DAC B
ICC
1.0
DAC D
0.5
0
0
–1
–2
–3
–4
–5
–6
–7
DAC A
IDD
–0.5
–1.0
–1.5
–2.0
ISS
DAC C
Data = FFFFH (all DACs)
No Load
–40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
–40 –30 –20 –10
0
10 20 30 40 50 60 70 80 90
Temperature (°C)
Temperature (°C)
®
13
DAC7744
TI [ TEXAS INSTRUMENTS ]
