AD5666 Analog Devices, AD5666 Datasheet - Page 15

• Manufacturer Part Number: AD5666
• Manufacturer: Analog Devices

Specifications of AD5666

• Resolution (bits): 16bit
• Dac Update Rate: 95kSPS
• Dac Settling Time: 6µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: Ser,SPI

1
1
2
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
CH1 2.0V
0
0
T
Figure 24. Supply Current vs. Logic Input Voltage
A
= 25°C
V
V
DD
OUT
V
DD
V
Figure 25. Full-Scale Settling Time
CH2 500mV
1
OUT
Figure 26. Power-On Reset to 0 V
= 3V
= 909mV/DIV
TIME BASE = 4μs/DIV
2
V
DD
V
= 5V
LOGIC
V
T
FULL-SCALE CODE CHANGE
0x0000 TO 0xFFFF
OUTPUT LOADED WITH 2kΩ
AND 200pF TO GND
DD
A
3
M100μs 125MS/s
A CH1
= 25°C
(V)
= V
REF
V
T
A
DD
= 5V
4
1.28V
= 25°C
= V
REF
MAX(C2)*
420.0mV
= 5V
8.0ns/pt
5
6
Rev. D | Page 15 of 28
1
2
1
3
2
2.505
2.504
2.503
2.502
2.501
2.500
2.499
2.498
2.497
2.496
2.495
2.494
2.493
2.492
2.491
2.490
2.489
2.488
2.487
2.486
2.485
CH1 5.0V
CH3 5.0V
CH1 2.0V
0
V
Figure 28. Exiting Power-Down to Midscale
Figure 29. Digital-to-Analog Glitch Impulse
V
DD
OUT
Figure 27. Power-On Reset to Midscale
64
CH2
CH2 1.0V
SLCK
SYNC
500mV
128
192
M400ns
SAMPLE
V
V
V
T
4ns/SAMPLE NUMBER
GLITCH IMPULSE = 3.55nV-s
1 LSB CHANGE AROUND
OUT
256
A
MIDSCALE (0x8000 TO 0x7FFF)
M100μs 125MS/s
A CH1
DD
REFOUT
= 25°C
= 5V
320
V
T
= 2.5V
DD
A
1.28V
= 25°C
= V
A CH1
384
REF
V
DD
= 5V
8.0ns/pt
= 5V
AD5666
448
1.4V
512