TYPICAL PERFORMANCE CURVES: VSS = 0V (CONT)
At TA = +25°C, VDD = VCC = +5V, VSS = 0V, VREFH = +2.5V, VREFL = 0V, representative unit, unless otherwise specified.
FULL-SCALE ERROR vs TEMPERATURE
Code (FFFFH)
ZERO-SCALE ERROR vs TEMPERATURE
Code (0040H)
2
1.5
1
2
1.5
1
DAC B
DAC C
DAC C
DAC D
0.5
0
0.5
0
–0.5
–1
–0.5
–1
DAC A
DAC D
DAC A
DAC B
–1.5
–2
–1.5
–2
–40
–25
0
25
55
85
–40
–25
0
25
55
85
Temperature (°C)
Temperature (°C)
VREFH CURRENT vs CODE
(all DACs sent to indicated code)
VREFL CURRENT vs CODE
(all DACs sent to indicated code)
0.30
0.25
0.20
0.15
0.10
0.05
0.00
0.00
–0.05
–0.10
–0.15
–0.20
–0.25
–0.30
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 SUPPLY CURRENT
vs DIGITAL INPUT CODE
POSITIVE SUPPLY CURRENT vs TEMPERATURE
2
2
No Load
Data = FFFFH (all DACs)
No Load
1.5
1.5
All DACs
One DAC
1
0.5
0
1
0.5
0
–40
–25
0
25
55
85
0000H 0200H 0400H 0800H 1000H 2000H 4000H 6000H 8000H A000H C000H E000H FFFFH
Temperature (°C)
Digital Input Code
®
8
DAC7644
BB [ BURR-BROWN CORPORATION ]
