参数资料
型号: AD9709ASTZ
厂商: Analog Devices Inc
文件页数: 30/32页
文件大小: 0K
描述: IC DAC 8BIT DUAL 125MSPS 48-LQFP
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1
系列: TxDAC+®
设置时间: 35ns
位数: 8
数据接口: 并联
转换器数目: 2
电压电源: 模拟和数字
功率耗散(最大): 450mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 托盘
输出数目和类型: 4 电流,单极;4 电流,双极
采样率(每秒): 125M
产品目录页面: 785 (CN2011-ZH PDF)
配用: AD9709-EBZ-ND - BOARD EVAL FOR AD9709
AD9709
Rev. B | Page 7 of 32
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
48
MO
D
E
47
AV
DD
46
I OU
T
A
1
45
I OU
T
B
1
44
FS
A
D
J
1
43
RE
F
IO
42
GA
IN
C
T
R
L
41
FS
A
D
J
2
40
I OU
T
B
2
39
I OU
T
A
2
38
ACO
M
37
SL
E
EP
35
NC
34
DB0P2 (LSB)
33
DB1P2
30
DB4P2
31
DB3P2
32
DB2P2
36
NC
29
DB5P2
28
27
25
26
2
3
4
7
DB5P1
6
DB6P1
DB7P1 (MSB)
5
1
8
DB4P1
9
DB3P1
10
DB2P1
12
DB0P1
11
DB1P1
NC = NO CONNECT
13
NC
14
NC
15
DCO
M
1
16
DV
D
D1
17
WR
T
1
/IQ
W
R
T
18
CL
K1/
IQ
C
L
K
19
C
L
K
2
/IQR
E
S
E
T
20
WR
T2
/IQS
E
L
21
DCO
M
2
22
DV
D
D2
23
DB7P
2
(
M
S
B
)
24
DB
6
P
2
AD9709
TOP VIEW
(Not to Scale)
0
06
-00
3
NC
PIN 1
INDICATOR
Figure 3. Pin Configuration
Table 6. Pin Function Descriptions
Pin No.
Mnemonic
Description
1 to 8
DB7P1 to DB0P1
Data Bit Pins (Port 1)
9 to 14, 31 to 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 to 30
DB7P2 to DB0P2
Data Bit Pins (Port 2)
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)
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