AD5338 Analog Devices, AD5338 Datasheet - Page 11

• Manufacturer Part Number: AD5338
• Description: 2.5 V to 5.5 V, 250 µA, 2-Wire Interface, Dual Voltage Output, 10-Bit DACs
• Manufacturer: Analog Devices

Specifications of AD5338

• Resolution (bits): 10bit
• Dac Update Rate: 14.8kSPS
• Dac Settling Time: 7µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: I2C/Ser 2-wire

Figure 18. Supply Current vs. Logic Input Voltage for SDA and SCL Voltage
300
250
200
150
100
400
350
300
250
200
150
100
0.5
0.4
0.3
0.2
0.1
50
50
0
0
0
2.5
2.5
0
Figure 17. Power-Down Current vs. Supply Voltage
T
A
Figure 16. Supply Current vs. Supply Voltage
DECREASING
= 25°C
0.5
3.0
3.0
1.0
V
Increasing and Decreasing
DD
1.5
= 3V
3.5
3.5
INCREASING
2.0
+25°C
V
DD
V
LOGIC
V
V
DD
DD
+25°C
= 5V
2.5
4.0
4.0
(V)
(V)
+105°C
(V)
3.0
4.5
4.5
3.5
–40°C
–40°C
+105°C
4.0
5.0
5.0
4.5
5.5
5.5
5.0
Rev. C | Page 11 of 28
CH1
CH2
CH1
CH2
CH1
CH2
CH1 500mV, CH2 5V, TIME BASE = 1µs/DIV
Figure 19. Midscale Settling (¼ to ¾ Scale Code Change)
CH1 1V, CH2 5V, TIME BASE = 1µs/DIV
CH1 2V, CH2 200mV, TIME BASE = 200µs/DIV
T
V
V
T
V
V
T
V
V
A
DD
REF
A
DD
REF
A
DD
REF
V
= 25°C
V
OUT
= 25°C
= 25°C
= 5V
DD
= 2V
Figure 21. Existing Power-Down to Midscale
= 5V
= 5V
= 5V
= 2V
A
Figure 20. Power-On Reset to 0 V
V
SCL
V
SCL
OUT
OUT
A
A
AD5337/AD5338/AD5339