参数资料
型号: AD9754ARUZRL7
厂商: Analog Devices Inc
文件页数: 20/24页
文件大小: 0K
描述: IC DAC 14BIT 125MSPS 28-TSSOP
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1,000
系列: TxDAC®
设置时间: 35ns
位数: 14
数据接口: 并联
转换器数目: 1
电压电源: 模拟和数字
功率耗散(最大): 220mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 28-TSSOP
包装: 带卷 (TR)
输出数目和类型: 1 电流,单极;1 电流,双极
采样率(每秒): 125M
其它名称: AD9754ARUZRL7-ND
AD9754ARUZRL7TR
AD9754
–5–
REV. A
PIN FUNCTION DESCRIPTIONS
Pin No.
Name
Description
1
DB13
Most Significant Data Bit (MSB).
2–13
DB12–DB1 Data Bits 1–12.
14
DB0
Least Significant Data Bit (LSB).
15
SLEEP
Power-Down Control Input. Active High. Contains active pull-down circuit; it may be left unterminated if
not used.
16
REFLO
Reference Ground when Internal 1.2 V Reference Used. Connect to AVDD to disable internal reference.
17
REFIO
Reference Input/Output. Serves as reference input when internal reference disabled (i.e., Tie REFLO to
AVDD). Serves as 1.2 V reference output when internal reference activated (i.e., Tie REFLO to ACOM).
Requires 0.1
F capacitor to ACOM when internal reference activated.
18
FS ADJ
Full-Scale Current Output Adjust.
19, 25
NC
No Connect.
20
ACOM
Analog Common.
21
IOUTB
Complementary DAC Current Output. Full-scale current when all data bits are 0s.
22
IOUTA
DAC Current Output. Full-scale current when all data bits are 1s.
23
ICOMP
Internal Bias Node for Switch Driver Circuitry. Decouple to ACOM with 0.1
F capacitor.
24
AVDD
Analog Supply Voltage (+4.5 V to +5.5 V).
26
DCOM
Digital Common.
27
DVDD
Digital Supply Voltage (+2.7 V to +5.5 V).
28
CLOCK
Clock Input. Data latched on positive edge of clock.
PIN CONFIGURATION
14
13
12
11
17
16
15
20
19
18
10
9
8
1
2
3
4
7
6
5
TOP VIEW
(Not to Scale)
28
27
26
25
24
23
22
21
AD9754
NC = NO CONNECT
(MSB) DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
(LSB) DB0
CLOCK
DVDD
DCOM
NC
AVDD
ICOMP
IOUTA
IOUTB
ACOM
NC
FS ADJ
REFIO
REFLO
SLEEP
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