AD7303 Analog Devices, AD7303 Datasheet - Page 7

• Manufacturer Part Number: AD7303
• Description: +2.7 V to +5.5 V, Serial Input, Dual Voltage Output 8-Bit DAC
• Manufacturer: Analog Devices

Specifications of AD7303

• Resolution (bits): 8bit
• Dac Update Rate: 833kSPS
• Dac Settling Time: 1.2µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: Ser,SPI

REV. 0
Figure 15. Integral Linearity Plot
Figure 12. Exiting Power-Down
(Partial Power-Down)
–0.1
–0.2
–0.3
–0.4
–0.5
2
1
0.5
0.4
0.3
0.2
0.1
0
V
0
SYNC
OUT
V
INTERNAL REFERENCE
5k 100pF LOAD
LIMITED CODE RANGE (10-245)
T
A
DD
32
B
T
= 25 C
= +5V
CH1 2V, CH2 5V, M 500ns
DAC B
64
V
INTERNAL REFERENCE
T
DAC A = NORMAL OPERATION
DAC B INITIALLY IN POWER
DOWN
Input Code (10 to 245)
A
DD
= 25 C
= +5V
96
128 160 192 224
Figure 18. Typical Internal Reference
Error vs. Temperature
DAC B EXITING
POWER DOWN
1.0
0.8
0.6
0.4
0.2
0
–60 –40 –20
DAC A
V
DD
= +5V
TEMPERATURE – C
255
0
20 40 60 80 100 120 140
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
Figure 13. Supply Current vs.
Logic Input Voltage
0
7
6
5
4
3
2
1
0
–60 –40 –20
0
Figure 16. Typical INL vs.
Temperature
V
DD
V
INTERNAL REFERENCE
0.5
DD
= +3V
= +5V
1
TEMPERATURE – C
1.5
0
20 40 60 80 100 120 140
2
–7–
V
DD
2.5
= +5V
3
Figure 19. Power-Down Current vs.
Temperature
500
400
300
200
100
3.5
0
–50
4
V
V
–25
DD
IL
4.5
AND V
= +5.5V
0
5
TEMPERATURE – C
IH
25
= 0V OR V
50
1
2
Figure 14. Small Scale Settling
Time
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
DD
75
0
Figure 17. Typical DNL vs.
Temperature
–60 –40 –20
SYNC
V
OUT
CH1 5.00V, CH2 50.0mV, M 250ns
100
V
INTERNAL REFERENCE
DD
125
= +5V
TEMPERATURE – C
150
V
INTERNAL VOLTAGE
10 LSB STEP CHANGE
T
0
DD
A
REFERENCE
= 25 C
20 40 60 80 100 120 140
= +5V
AD7303