参数资料
型号: MAX147CCAP+T
厂商: Maxim Integrated Products
文件页数: 18/24页
文件大小: 0K
描述: IC ADC 12BIT SERIAL 20-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
位数: 12
采样率(每秒): 133k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 640mW
电压电源: 单电源
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 带卷 (TR)
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个差分,单极;4 个差分,双极
MAX146/MAX147
+2.7V, Low-Power, 8-Channel,
Serial 12-Bit ADCs
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +2.7V to +3.6V (MAX146); VDD = +2.7V to +5.25V (MAX147); COM = 0; fSCLK = 2.0MHz; external clock (50% duty cycle); 15
clocks/conversion cycle (133ksps); MAX146—4.7F capacitor at VREF pin; MAX147—external reference, VREF = 2.500 V applied to
VREF pin; TA = TMIN to TMAX; unless otherwise noted.)
CONDITIONS
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
s
1.5
tACQ
Track/Hold Acquisition Time
0.1
2.0
1.8
ns
MHz
SHDN = FLOAT
MHz
30
0.225
Aperture Delay
Internal Clock Frequency
SHDN = VDD
0
2.0
External Clock Frequency
Data transfer only
ps
<50
Aperture Jitter
On/off leakage current, VCH_ = 0V or VDD
Bipolar, COM = VREF / 2
Unipolar, COM = 0V
±0.01
±1
A
Input Voltage Range, Single-
Ended and Differential (Note 6)
±VREF / 2
V
0 to VREF
Multiplexer Leakage Current
REFADJ Adjustment Range
±1.5
%
Capacitive Bypass at REFADJ
0.047
F
External compensation mode
Capacitive Bypass at VREF
4.7
F
Internal compensation mode
0
0 to 0.2mA output load
Load Regulation (Note 7)
0.35
mV
MAX146_M
VREF Temperature Coefficient
±30
±80
ppm/°C
MAX146_E
±30
±60
MAX146_C
±30
±50
VREF Short-Circuit Current
30
mA
TA = +25°C
VREF Output Voltage
2.480
2.500
2.520
V
Input Capacitance
16
pF
VREF Input Voltage Range
(Note 8)
1.0
VDD +
50mV
V
External compensation mode
MAX146
4.7
Reference Buffer Gain
2.06
V/V
Internal compensation mode
Capacitive Bypass at VREF
0
F
REFADJ Buffer Disable Threshold
VDD -
0.5
V
VREF = 2.5V
VREF Input Current
100
150
A
VREF Input Resistance
18
25
k
Shutdown VREF Input Current
0.01
10
A
MAX147
MAX146
MAX147
REFADJ Input Current
2.00
±50
±10
A
ANALOG/COM INPUTS
INTERNAL REFERENCE (MAX146 only, reference buffer enabled)
EXTERNAL REFERENCE AT VREF (Buffer disabled)
EXTERNAL REFERENCE AT REFADJ
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MAX147CEAP 制造商:Maxim Integrated Products 功能描述:
MAX147CEAP+ 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
MAX147CEAP+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
MAX147EVC16-DIP 功能描述:数据转换 IC 开发工具 MAX147 Eval Kit RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V
MAX147EVC32-DIP 功能描述:数据转换 IC 开发工具 MAX147 Eval Kit RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V