AD9709 Analog Devices, AD9709 Datasheet - Page 7

• Manufacturer Part Number: AD9709
• Description: 8-Bit, 125 MSPS Dual TxDAC+ Digital-to-Analog Converter
• Manufacturer: Analog Devices

Specifications of AD9709

• Resolution (bits): 8bit
• Dac Update Rate: 125MSPS
• Dac Settling Time: 35ns
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Table 6. Pin Function Descriptions
Pin No.
1 to 8
9 to 14, 31 to 36
15, 21
16, 22
17
18
19
20
23 to 30
37
38
39, 40
41
42
43
44
45, 46
47
48
Mnemonic
DB7P1 to DB0P1
NC
DCOM1, DCOM2
DVDD1, DVDD2
WRT1/IQWRT
CLK1/IQCLK
CLK2/IQRESET
WRT2/IQSEL
DB7P2 to DB0P2
SLEEP
ACOM
I
FSADJ2
GAINCTRL
REFIO
FSADJ1
I
AVDD
MODE
OUTA2
OUTB1
, I
, I
OUTB2
OUTA1
NC = NO CONNECT
DB7P1 (MSB)
DB6P1
DB5P1
DB4P1
DB3P1
DB2P1
DB1P1
DB0P1
NC
NC
NC
NC
10
11
12
1
2
3
4
5
6
7
8
9
Description
Data Bit Pins (Port 1)
No Connection
Digital Common
Digital Supply Voltage
Input Write Signal for Port 1 (IQWRT in Interleaving Mode)
Clock Input for DAC1 (IQCLK in Interleaving Mode)
Clock Input for DAC2 (IQRESET in Interleaving Mode)
Input Write Signal for Port 2 (IQSEL in Interleaving Mode)
Data Bit Pins (Port 2)
Power-Down Control Input
Analog Common
Port 2 Differential DAC Current Outputs
Full-Scale Current Output Adjust for DAC2
Master/Slave Resistor Control Mode.
Reference Input/Output
Full-Scale Current Output Adjust for DAC1
Port 1 Differential DAC Current Outputs
Analog Supply Voltage
Mode Select (1 = dual port, 0 = interleaved)
48 47 46 45 44 43 42 41 40 39 38 37
13 14 15 16 17 18 19 20 21 22 23 24
PIN 1
INDICATOR
Figure 3. Pin Configuration
Rev. B | Page 7 of 32
(Not to Scale)
AD9709
TOP VIEW
36
35
34
33
32
31
30
29
28
27
26
25
NC
NC
NC
NC
NC
NC
DB0P2 (LSB)
DB1P2
DB2P2
DB3P2
DB4P2
DB5P2
AD9709