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AD9709AST 数据表(PDF) 5 Page - Analog Devices

部件名 AD9709AST
功能描述  8-Bit, 125 MSPS Dual TxDAC D/A Converter
PDF  27 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

AD9709AST 数据表(HTML) 5 Page - Analog Devices

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AD9709
–5–
PIN FUNCTION DESCRIPTIONS
Pin No.
Name
Description
1–8
PORT1
Data Bits DB7–P1 to DB0–P1
9–14, 31–36
NC
No Connection
15, 21
DCOM1, DCOM2
Digital Common
16, 22
DVDD1, DVDD2
Digital Supply Voltage
17
WRT1/IQWRT
Input Write Signal for PORT 1 (IQWRT in Interleaving Mode)
18
CLK1/IQCLK
Clock Input for DAC1 (IQCLK in Interleaving Mode)
19
CLK2/IQRESET
Clock Input for DAC2 (IQRESET in Interleaving Mode)
20
WRT2/IQSEL
Input Write Signal for PORT 2 (IQSEL in Interleaving Mode)
23–30
PORT2
Data Bits DB7–P2 to DB0–P2
37
SLEEP
Power-Down Control Input
38
ACOM
Analog Common
39, 40
IOUTA2, IOUTB2
“PORT 2” Differential DAC Current Outputs
41
FSADJ2
Full-Scale Current Output Adjust for DAC2
42
GAINCTRL
Master/Slave Resistor Control Mode
43
REFIO
Reference Input/Output
44
FSADJ1
Full-Scale Current Output Adjust for DAC1
45, 46
IOUTB1, IOUTA1
“PORT 1” Differential DAC Current Outputs
47
AVDD
Analog Supply Voltage
48
MODE
Mode Select (1 = Dual Port, 0 = Interleaved)
PIN CONFIGURATION
NC
NC
NC
NC
DB0-P1
DB1-P1
DB2-P1
DB3-P1
DB4-P1
DB5-P1
DB6-P1
DB7-P1(MSB)
NC
NC
NC
NC
NC
NC
DB1-P2
DB2-P2
DB3-P2
DB4-P2
DB5-P2
DB0-P2
AD9709
DUAL 8-BIT DAC
48-PIN LQFP
12
11
10
9
8
7
6
5
4
3
2
1
26
27
28
29
30
31
32
33
34
35
36
25
24
23
22
21
20
19
18
17
16
15
14
13
37
38
39
40
41
42
43
44
45
46
47
48
PIN 1
IDENTIFIER
NC = NO CONNECT



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