参数资料
型号: MAX5189BEEI+T
厂商: Maxim Integrated Products
文件页数: 12/14页
文件大小: 0K
描述: IC DAC 8BIT DUAL 40MHZ 28-QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
设置时间: 25µs
位数: 8
数据接口: 并联
转换器数目: 2
电压电源: 模拟和数字
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SSOP(0.154",3.90mm 宽)
供应商设备封装: 28-QSOP
包装: 带卷 (TR)
输出数目和类型: 4 电压,单极
采样率(每秒): *
MAX5186/MAX5189
Dual, 8-Bit, 40MHz, Current/Voltage,
Simultaneous-Output DACs
_______________________________________________________________________________________
7
Pin Description
Reference Input
REFR
24
Digital Ground
DGND
23
Digital Supply, 2.7V to 3.3V
DVDD
22
Data Bit D7 (MSB)
D7
21
7
PD
Power-Down Select
0: Enter DAC standby mode (DACEN = DGND) or power-up DAC (DACEN = DVDD).
1: Enter shutdown mode.
3
OUT1N
Negative Analog Output, DAC1. Current output for MAX5186; voltage output for MAX5189.
Data Bits D1–D6
D1–D6
15–20
Data Bit D0 (LSB)
D0
14
Digital Ground
DGND
13
Digital Ground
DGND
12
Active-Low Reference Enable. Connect to DGND to activate on-chip 1.2V reference.
REN
11
No Connect. Do not connect to this pin.
N.C.
10
Clock input
CLK
9
Active-Low Chip Select
CS
8
NAME
FUNCTION
1
CREF1
Reference Bias Bypass, DAC1
2
OUT1P
Positive Analog Output, DAC1. Current output for MAX5186; voltage output for MAX5189.
PIN
6
DACEN
DAC Enable, Digital Input
0: Enter DAC standby mode with PD = DGND.
1: Power-up DAC with PD = DGND.
X: Enter shutdown mode with PD = DVDD (X = don’t care).
5
AVDD
Analog Positive Supply, 2.7V to 3.3V
4
AGND
Analog Ground
Reference Bias Bypass, DAC2
CREF2
28
Positive Analog Output, DAC2. Current output for MAX5186; voltage output for MAX5189.
OUT2P
27
Negative Analog Output, DAC2. Current output for MAX5186; voltage output for MAX5189.
OUT2N
26
Reference Output
REFO
25
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