
AD7304/AD7305
Rev. C | Page 10 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
VOUT (mV)
144
120
0
015
REFERENCE INPUT VOLTAGE (V)
1.0
0.6
–1.0
–5.0
5.0
–3.0
INL
(
L
SB)
–1.0
1.0
3.0
0.2
–0.2
–0.6
VDD = +5V
VSS = –5V
DATA = 0x80
TA = +25°C
DAC A
DAC B
DAC C
DAC D
01114-013
3
I OUT
S
INK
CURRE
NT
(mA)
69
12
96
72
48
24
VDD = +5V
VSS = –5V
VREF = VDD
DATA = 0x00
01114-010
Figure 10. IOUT Sink vs. VOUT Rail-to-Rail Performance
VOUT OUTPUT VOLTAGE (V)
–35
–28
0
4.0
5.0
4.2
I OUT
S
O
URCE
CURRE
NT
(mA)
4.4
4.6
4.8
–21
–14
–7
VDD = +5V
VSS = –5V
VREF = VDD
DATA = 0xFF
01114-011
Figure 11. IOUT SOURCE vs. VOUT Rail-to-Rail Performance
CODE (Decimal)
+1
0
256
32
INL
(
L
SB)
64
96
128
160
192
224
0
+1
–1
+1
–1
+1
–1
0
–1
DAC A
DAC B
DAC C
DAC D
VDD = +5V
VSS = –5V
VREF = +2.5V
TA = +25°C
01114-012
Figure 12. INL vs. Code, All DAC Channels
Figure 13. INL vs. Reference Input Voltage
CODE (Decimal)
0.500
–0.500
0
256
32
DNL
(LS
B
)
64
96
128
160
192
224
0.375
0
–0.125
–0.250
–0.375
0.250
0.125
VDD = +5V
VSS = –5V
VREF = +2.5V
01114-014
Figure 14. DNL vs. Code
TEMPERATURE (
°C)
4.0
3.6
2.0
–55
125
–35
ZER
O
-S
C
A
L
E
VOLTA
GE
(
m
V)
–15
5
25
45
65
85
105
3.2
2.8
2.4
VDD = 5.5V
VSS = 0V
VREF = 5.45V
01114-015
Figure 15. Zero-Scale Voltage vs. Temperature