AD7398 Analog Devices, AD7398 Datasheet - Page 10

• Manufacturer Part Number: AD7398
• Description: Quad, Serial-Input 12-Bit DAC
• Manufacturer: Analog Devices

Specifications of AD7398

• Resolution (bits): 12bit
• Dac Update Rate: 167kSPS
• Dac Settling Time: 6µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: Ser,SPI

AD7398/AD7399
TYPICAL PERFORMANCE CHARACTERISTICS
–0.25
–0.50
–0.75
–1.00
–0.25
–0.50
–0.25
–0.50
–0.25
–0.50
–0.25
–0.50
1.50
1.25
1.00
0.75
0.50
0.25
0.50
0.25
0.50
0.25
0.50
0.25
0.50
0.25
0
0
0
0
0
0
0
0
0
0
T
V
T
V
T
V
T
V
A
A
A
A
SS
SS
SS
SS
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C, V
= –5V, V
= –5V, V
= –5V, V
= –5V, V
Figure 6. AD7398 INL vs. Code (T
Figure 7. AD7399 INL vs. Code (T
512
128
128
128
128
1024
DD
DD
DD
DD
REF
REF
REF
REF
256
256
256
256
= +5V,
= +5V,
= +5V,
= +5V,
= +2.5V
= +2.5V
= +2.5V
= +2.5V
1536
384
384
384
384
CODE (Decimal)
CODE (Decimal)
CODE (Decimal)
CODE (Decimal)
CODE (Decimal)
2048
512
512
512
512
2560
640
640
640
640
A
A
= 25°C)
= 25°C)
3072
768
768
768
768
AD7398
V
V
V
T
DD
SS
REF
A
= 25°C
3584
= –5V
896
896
896
896
= +5V
= +2.5V
DAC D
DAC C
DAC B
DAC A
4096
1024
1024
1024
1024
Rev. C | Page 10 of 24
–0.25
–0.50
–0.25
–0.50
–0.25
–0.50
–0.25
–0.50
–0.1
–0.2
–0.3
–0.4
–0.5
0.50
0.25
0.50
0.25
0.50
0.25
0.50
0.25
0.5
0.4
0.3
0.2
0.1
0
0
0
0
0
0
0
0
0
0
T
V
T
V
T
V
T
V
A
A
A
A
SS
SS
SS
SS
= 25°C, V
= 25°C, V
= 25°C, V
= 25°C, V
Figure 8. AD7398 DNL vs. Code (T
Figure 9. AD7399 DNL vs. Code (T
= –5V, V
= –5V, V
= –5V, V
= –5V, V
512
128
128
128
128
1024
DD
DD
DD
DD
REF
REF
REF
REF
256
256
256
256
= +5V,
= +5V,
= +5V,
= +5V,
= +2.5V
= +2.5V
= +2.5V
= +2.5V
1536
384
384
384
384
CODE (Decimal)
CODE (Decimal)
CODE (Decimal)
CODE (Decimal)
CODE (Decimal)
2048
512
512
512
512
2560
640
640
640
640
A
A
= 25 °C)
= 25 °C)
3072
768
768
768
768
AD7398
V
V
V
T
A
DD
SS
REF
= 25°C
3584
= –5V
896
896
896
896
= +5V
= +2.5V
DAC D
DAC C
DAC B
DAC A
4096
1024
1024
1024
1024