AD5781 Analog Devices, AD5781 Datasheet - Page 6

• Manufacturer Part Number: AD5781
• Manufacturer: Analog Devices

Specifications of AD5781

• Resolution (bits): 18bit
• Dac Update Rate: 1MSPS
• Dac Settling Time: 1µs
• Max Pos Supply (v): +33V
• Single-supply: No
• Dac Type: Unbuffered Vout
• Dac Input Format: Ser,SPI

AD5781
SYNC
SCLK
SDIN
SDO
RESET
SYNC
LDAC
SCLK
SDIN
V
V
V
V
CLR
OUT
OUT
OUT
OUT
t
17
t
6
t
4
DB23
1
t
8
t
6
t
10
2
DB23
t
1
4
INPUT WORD SPECIFIES
REGISTER TO BE READ
t
8
2
t
9
t
t
t
16
22
3
t
t
15
21
t
9
t
t
Figure 3. Readback Mode Timing Diagram
1
3
t
Figure 2. Write Mode Timing Diagram
2
24
t
1
DB0
Rev. C | Page 6 of 28
t
2
t
5
t
7
24
DB0
t
5
t
7
1
DB23
t
t
17
11
REGISTER CONTENTS CLOCKED OUT
t
14
2
NOP CONDITION
t
12
t
13
t
19
24
DB0
t
5
Data Sheet
t
t
20
18