参数资料
型号: MAX188DCPP+
厂商: Maxim Integrated Products
文件页数: 22/25页
文件大小: 0K
描述: IC DAS 8CH 12BIT T/H LP 20-DIP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 18
类型: 数据采集系统(DAS)
分辨率(位): 12 b
采样率(每秒): 133k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
电压电源: 双 ±
电源电压: ±5V
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 20-DIP(0.300",7.62mm)
供应商设备封装: 20-PDIP
包装: 管件
产品目录页面: 1393 (CN2011-ZH PDF)
Low-Power, 8-Channel,
Serial 12-Bit ADCs
6
Maxim Integrated
MAX186/MAX188
Low-Power, 8-Channel,
Serial 12-Bit ADCs
__________________________________________Typical Operating Characteristics
0.30
-0.05
-60
140
POWER-SUPPLY REJECTION
vs. TEMPERATURE
0.00
0.25
TEMPERATURE (°C)
PSR
(LSBs)
60
0.10
0.05
-40
20
100
0.15
0.20
-20
0
40
80
120
VDD = +5V ±5%
VSS = 0V or -5V
2.456
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
2.452
2.455
TEMPERATURE (°C)
VREFADJ
(V)
2.454
2.453
-40 -20 0
20
40 60 80 100 120
0.16
0
-60
-20
60
140
CHANNEL-TO-CHANNEL OFFSET MATCHING
vs. TEMPERATURE
0.02
0.12
TEMPERATURE (°C)
OFFSET
MATCHING
(LSBs)
20
100
0.10
0.04
-40
0
40
80
120
0.14
0.08
0.06
20
-140
0
66.5kHz
MAX186/MAX188 FFT PLOT – 133kHz
-120
0
-80
-100
-40
-20
-60
ft = 10kHz
fs = 133kHz
33.25kHz
AMPLITUDE
(dB)
FREQUENCY
ft = 10kHz
fs = 133kHz
TA = +25°C
_____________________________________________________________Pin Description
PIN
NAME
FUNCTION
1–8
CH0–CH7
Sampling Analog Inputs
9
VSS
Negative Supply Voltage. Connect to -5V ±5% or AGND
10
SHDN
Three-Level Shutdown Input. Pulling
SHDN low shuts the MAX186/MAX188 down to 10μA (max)
supply current, otherwise the MAX186/MAX188 are fully operational. Pulling
SHDN high puts the
reference-buffer amplifier in internal compensation mode. Leaving
SHDN unconnected puts the
reference-buffer amplifier in external compensation mode.
11
VREF
Reference Voltage for analog-to-digital conversion. Also, output of the reference buffer amplifier
(4.096V in the MAX186, 1.638 x REFADJ in the MAX188). Add a 4.7μF capacitor to ground when
using external compensation mode. Also functions as an input when used with a precision external
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相关代理商/技术参数
参数描述
MAX188DCPP+ 功能描述:模数转换器 - ADC 12-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX188DCWP 功能描述:模数转换器 - ADC Integrated Circuits (ICs) RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX188DCWP+ 功能描述:模数转换器 - ADC 12-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX188DCWP+T 功能描述:模数转换器 - ADC 12-Bit 8Ch 133ksps 5.25V Precision ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX188DCWP-T 功能描述:模数转换器 - ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32