AD5625R Analog Devices, AD5625R Datasheet - Page 17

• Manufacturer Part Number: AD5625R
• Manufacturer: Analog Devices

Specifications of AD5625R

• Resolution (bits): 12bit
• Dac Update Rate: 333kSPS
• Dac Settling Time: 3µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: I2C/Ser 2-wire,Ser

Figure 40. AD56x5R with 1.25 V Reference, Source and Sink Capability
Figure 39. AD56x5R with 2.5 V Reference, Source and Sink Capability
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
–1
–1
0
6
5
4
3
2
1
0
4
3
2
1
0
–10
–30
–30
Figure 38. Headroom at Rails vs. Source and Sink
V
V
V
V
T
V
V
T
DD
REFOUT
DD
REFOUT
A
DD
REFOUT
A
DAC LOADED WITH
FULL-SCALE
SOURCING CURRENT
–8
= 25°C
= 25°C
= 3V
= 5V
= 3V
–20
–20
–6
= 1.25V
= 2.5V
= 1.25V
V
V
DD
REFOUT
–4
= 5V
–10
–10
= 2.5V
CURRENT (mA)
CURRENT (mA)
3/4 SCALE
MIDSCALE
1/4 SCALE
CURRENT (mA)
–2
0
0
0
3/4 SCALE
MIDSCALE
1/4 SCALE
DAC LOADED WITH
ZERO-SCALE
SINKING CURRENT
2
ZERO SCALE
FULL SCALE
10
10
FULL SCALE
ZERO SCALE
4
6
20
20
8
10
30
30
Rev. B | Page 17 of 36
AD5625R/AD5645R/AD5665R, AD5625/AD5665
1
3
1
1
2
2
CH1 5.0V
CH3 5.0V
CH1 2.0V
V
Figure 43. Exiting Power-Down to Midscale
V
DD
OUT
Figure 41. Full-Scale Settling Time, 5 V
V
CH2
CH2 500mV
OUT
Figure 42. Power-On Reset to 0 V
SLCK
SYNC
= 909mV/DIV
500mV
TIME BASE = 4µs/DIV
M400ns
V
T
FULL-SCALE CODE CHANGE
0x0000 TO 0xFFFF
OUTPUT LOADED WITH 2kΩ
AND 200pF TO GND
V
A
OUT
DD
M100µs 125MS/s
A CH1
= 25°C
= V
REF
V
T
= 5V
A
DD
1.28V
= 25°C
= V
A CH1
REF
V
MAX(C2)
420.0mV
DD
= 5V
8.0ns/pt
= 5V
1.4V