参数资料
型号: MAX1444EHJ+
厂商: Maxim Integrated Products
文件页数: 2/20页
文件大小: 0K
描述: IC ADC 10BIT 40MSPS 32-TQFP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 360
位数: 10
采样率(每秒): 40M
数据接口: 并联
转换器数目: 1
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-TQFP
供应商设备封装: 32-TQFP(5x5)
包装: 托盘
输入数目和类型: 2 个单端,双极;1 个差分,双极
产品目录页面: 1397 (CN2011-ZH PDF)
MAX1444
10-Bit, 40Msps, 3.0V, Low-Power
ADC with Internal Reference
10
______________________________________________________________________________________
Pin Description
PIN
NAME
FUNCTION
1
REFN
Lower Reference. Conversion range is
±(VREFP - VREFN).
Bypass to GND with a > 0.1
μF capacitor.
2
COM
Common-Mode Voltage Output. Bypass to GND with a >0.1
μF capacitor.
3, 9, 10
VDD
Analog Supply Voltage. Bypass to GND with a capacitor combination of 2.2
μF in parallel
with 0.1
μF.
4, 5, 8, 11, 14, 30
GND
Analog Ground
6
IN+
Positive Analog Input. For single-ended operation, connect signal source to IN+.
7
IN-
Negative Analog Input. For single-ended operation, connect IN- to COM.
12
CLK
Conversion Clock Input
13
PD
Power Down Input. High: Power-down mode. Low: Normal operation.
15
OE
Output Enable Input. High: Digital outputs disabled. Low: Digital outputs enabled.
16–20
D9–D5
Three-State Digital Outputs D9–D5. D9 is the MSB.
21
OVDD
Output Driver Supply Voltage. Bypass to GND with a capacitor combination of 2.2
μF in
parallel with 0.1
μF.
22
T.P.
Test Point. Do not connect.
23
OGND
Output Driver Ground
24–28
D4–D0
Three-State Digital Outputs D4–D0. D0 is the LSB.
29
REFOUT
Internal Reference Voltage Output. May be connected to REFIN through a resistor or a
resistor-divider.
31
REFIN
Reference Input. VREFIN = 2
× (VREFP - VREFN). Bypass to GND with a >0.1μF capacitor.
32
REFP
Upper Reference. Conversion range is
±(VREFP - VREFN). Bypass to GND with a >0.1μF
capacitor.
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相关代理商/技术参数
参数描述
MAX1444EHJ/V+ 功能描述:模数转换器 - ADC ANALOG TO DIGITAL CONVERTER 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
MAX1444EHJ/V+T 功能描述:模数转换器 - ADC 10-Bit 40Msps 3.0V Low-Power ADC with Internal Reference 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
MAX1444EHJ+ 功能描述:模数转换器 - ADC 10-Bit 40Msps 3V High Speed 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
MAX1444EHJ+T 功能描述:模数转换器 - ADC 10-Bit 40Msps 3V High Speed 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
MAX1444EHJ-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