参数资料
型号: MAX1242AESA+
厂商: Maxim Integrated Products
文件页数: 8/13页
文件大小: 0K
描述: IC ADC 10BIT SERIAL 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
位数: 10
采样率(每秒): 73k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 471mW
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: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
输入数目和类型: 1 个单端,单极
MAX1242/MAX1243
+2.7V to +5.25V, Low-Power, 10-Bit
Serial ADCs in SO-8
4
Maxim Integrated
TIMING CHARACTERISTICS
(VDD = +2.7V to +5.25V, circuit of Figure 9, TA = TMIN to TMAX, unless otherwise noted.)
Note 1: Tested at VDD = +2.7V.
Note 2: Relative accuracy is the deviation of the analog value at any code from its theoretical value after the full-scale range and
offset have been calibrated.
Note 3: Offset nulled.
Note 4: Sample tested to 0.1% AQL.
Note 5: External load should not change during conversion for specified accuracy.
Note 6: Guaranteed by design. Not subject to production testing.
Note 7: Measured as [VFS (VDD(min)) - VFS (VDD(max))].
Note 8: To guarantee acquisition time, tACQ is the maximum time the device takes to acquire the signal, and is also the minimum
time needed for the signal to be acquired.
DOUT
6k
Ω
DGND
CLOAD = 50pF
6k
Ω
DGND
+2.7V
b) High-Z to VOL and VOH to VOL
a) High-Z to VOH and VOL to VOH
DOUT
6k
Ω
DGND
CLOAD = 50pF
6k
Ω
DGND
+2.7V
b) VOLto High-Z
a) VOH to High-Z
Figure 1. Load Circuits for DOUT Enable Time
Figure 2. Load Circuits for DOUT Disable Time
MAX124_ _C/E
Figure 1, CLOAD = 50pF
Figure 1,
CLOAD = 50pF
CS = VDD (Note 8)
Figure 2, CLOAD = 50pF
CONDITIONS
ns
240
tDV
CS Fall to Output Enable
ns
20
200
tDO
s
1.5
tACQ
Acquisition Time
SCLK Fall to Output Data Valid
ns
240
tCS
CS Pulse Width
ns
0
tSTR
DOUT Rise to SCLK Rise (Note 6)
ns
50
tCS0
SCLK Low to CS Fall Setup Time
ns
240
tTR
CS Rise to Output Disable
MHz
0
2.1
fSCLK
SCLK Clock Frequency
ns
200
tCH
SCLK Pulse Width High
ns
200
tCL
SCLK Pulse Width Low
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
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参数描述
MAX1242AESA+ 功能描述:模数转换器 - ADC 10-Bit 73ksps 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
MAX1242AESA+T 功能描述:模数转换器 - ADC 10-Bit 73ksps 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
MAX1242AESA-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
MAX1242AMJA 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
MAX1242BCPA 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