参数资料
型号: AD7397ARZ
厂商: Analog Devices Inc
文件页数: 9/12页
文件大小: 0K
描述: IC DAC 10BIT PARALLEL 3V 24SOIC
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 31
设置时间: 60µs
位数: 10
数据接口: 并联
转换器数目: 2
电压电源: 单电源
功率耗散(最大): 1mW
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 24-SOIC(0.295",7.50mm 宽)
供应商设备封装: 24-SOIC W
包装: 管件
输出数目和类型: 2 电压,单极;2 电压,双极
采样率(每秒): 17k
AD7396/AD7397
–6–
REV. 0
PIN FUNCTION DESCRIPTIONS
Pin No.
Name
1VOUTA
DAC A Voltage Output.
2
AGND
Analog Ground.
3
DGND
Digital Ground.
4
LDA
Load DAC A Register Strobe. Transfers input register data to the DAC A register. Active
low inputs, Level sensitive latch. May be connected together with
LDB to double-buffer load
both DAC registers simultaneously.
5
SHDN
Power Shutdown Active Low Input. DAC register contents are saved as long as power stays
on the VDD pin.
6
RS
Resets Input and DAC Register to Zero Condition. Asynchronous active low input.
7–18
D0–D11
Twelve Parallel Input Data Bits. D11 = MSB Pin 18, D0 = LSB Pin 7, AD7396.
7, 8
NC
No Connect Pins 7 and 8 On the AD7397 Only.
9–18
D0–D9
Ten Parallel Input Data Bits. D9 = MSB Pin 18, D0 = LSB Pin 9, AD7397 Only.
19
CS
Chip Select Latch Enable, Active Low.
20
A/
B
DAC Input Register Address Select DACA = 1 or DACB = 0.
21
LDB
Load DAC B Register Strobe. Transfers input register data to the DAC B register. Active low
inputs, Level sensitive latch. May be connected together with
LDA to double-buffer load
both DAC registers simultaneously.
22
VDD
Positive Power Supply Input. Specified range of operation +2.7 V to +5.5 V.
23
VREF
DAC Reference Input Pin. Establishes DAC full-scale voltage.
24
VOUTB
DAC B Voltage Output.
PIN CONFIGURATIONS
TOP VIEW
(Not to Scale)
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
AD7396
D5
D4
D3
D2
D1
VOUTA
AGND
DGND
LDA
D0
RS
SHDN
D6
D7
D8
D9
D10
VOUTB
VREF
VDD
LDB
D11
CS
A/
B
TOP VIEW
(Not to Scale)
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
AD7397
D3
D2
D1
D0
NC
VOUTA
AGND
DGND
LDA
NC
RS
SHDN
D4
D5
D6
D7
D8
VOUTB
VREF
VDD
LDB
D9
CS
A/
B
NC = NO CONNECT
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AD7398BR-REEL7 制造商:AD 制造商全称:Analog Devices 功能描述:Quad, Serial-Input 12-Bit/10-Bit DACs