AD8804 Analog Devices, AD8804 Datasheet - Page 4

• Manufacturer Part Number: AD8804
• Description: 12 Channel, 8-Bit TrimDACs with Power Shutdown & Separate VREFL Input
• Manufacturer: Analog Devices

Specifications of AD8804

• Resolution (bits): 8bit
• Dac Update Rate: 1.7MSPS
• Dac Settling Time: 600ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: Ser,SPI

AD8802/AD8804–Typical Performance Characteristics
Figure 2. Differential Nonlinearity Error vs. Code
Figure 3. Total Unadjusted Error Histogram
–0.25
–0.75
–0.25
–0.75
1600
1280
0.75
0.25
–0.5
0.75
0.25
–0.5
960
640
320
0.5
0.5
–1
–1
0
1
0
1
0
0
0
0
V
V
V
ABSOLUTE VALUE TOTAL UNADJUSTED ERROR – LSB
DD
REFH
REFL
V
V
V
32
32
DD
REFH
REFL
= +5V
= 0V
Figure 1. INL vs. Code
= +5V
= +5V
0.2
= 0V
= +5V
64
64
96
96
0.4
CODE – Decimal
CODE – Decimal
128
128
0.6
160
160
V
V
V
T
SS = 3600 PCS
A
DD
REF
REFL
= +25 C
192
192
= +4.5V
T
T
T
T
T
T
= +4.5V
0.8
A
A
A
= 0V
A
A
A
= +85 C
= +25 C
= –40 C
= +85 C
= +25 C
= –40 C
224
224
256
256
1.0
–4–
Figure 5. Shutdown Current vs. Temperature
0.001
100k
Figure 4. Input Reference Current vs. Code
0.01
10k
100
Figure 6. Supply Current vs. Temperature
140
100
10k
100
160
120
0.1
1k
10
1k
10
80
60
40
20
1
0
0
–55
–55
0
–35
–35
32
–15
–15
64
V
V
V
ONE DAC CHANGING WITH CODE,
OTHER DACs SET TO 00H
T
A
DD
REFH
REFL
5
5
= +25 C
TEMPERATURE – C
TEMPERATURE – C
= +5V
96
CODE – Decimal
= +2V
= 0V
25
25
128
V
V
45
45
DD
IN
= +5.5V
V
V
= +5.5V
160
DD
REF
V
V
65
65
DD
IN
= +5.5V
= +5.5V
V
V
= +2.4V
= +5.5V
DD
REF
192
85
85
= +2.7V
= +2.7V
224
105
105
125
125
256
REV. 0