参数资料
型号: MAX1415EPE+
厂商: Maxim Integrated Products
文件页数: 18/36页
文件大小: 0K
描述: IC ADC 16BIT DELTA SIGMA 16-DIP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 25
位数: 16
采样率(每秒): 500
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 842mW
电压电源: 单电源
工作温度: -45°C ~ 85°C
安装类型: 通孔
封装/外壳: 16-DIP(0.300",7.62mm)
供应商设备封装: 16-PDIP
包装: 管件
输入数目和类型: 2 个差分,单极;2 个差分,双极
G2, G1, G0: (Default = 0, 0, 0) Gain-Selection Bits. See
Table 11 for PGA gain settings.
B/U: (Default = 0) Bipolar-/Unipolar-Mode Selection:
Set
B/U = 0 to select bipolar mode. Set B/U = 1 to
select unipolar mode.
BUF: (Default = 0) Buffer-Enable Bit. For unbuffered
mode, disable the internal buffer of the MAX1415/
MAX1416 to reduce power consumption by writing a 0 to
the BUF bit. Write a 1 to this bit to enable the buffer. Use
the internal buffer when acquiring high source-imped-
ance input signals.
FSYNC:
(Default
=
1)
Filter-Synchronization/
Conversion-Start Bit. Set FSYNC = 0 to begin calibration
or conversion. The MAX1415/MAX1416 perform free-run-
ning conversions while FSYNC = 0. Set FSYNC = 1 to
stop converting data and to hold the nodes of the digital
filter, the filter-control logic, the calibration-control logic,
and the analog modulator in a reset state. The
DRDY
output does not reset high if it is low (indicating that valid
data has not yet been read from the data register) when
FSYNC goes high. To clear
DRDY output, read the data
register.
MAX1415/MAX1416
16-Bit, Low-Power, 2-Channel,
Sigma-Delta ADCs
______________________________________________________________________________________
25
Table 6. Communications Register
(MSB)
(LSB)
FUNCTION
COMMUNICATION
START/DATA READY
REGISTER SELECT
READ/WRITE
SELECT
POWER-DOWN
MODE
CHANNEL SELECT
Name
0/
DRDY
RS2
RS1
RS0
R/
W
PD
CH1
CH0
Defaults
0
Table 7. Register Selection
RS2
RS1
RS0
REGISTER
POWER-ON RESET STATUS
REGISTER SIZE
(bits)
0
Communications register
0x00
8
0
1
Setup register
0x01
8
0
1
0
Clock register
0x85
8
0
1
Data register
N/A
16
1
0
Test register*
N/A
8
1
0
1
No operation
1
0
Offset register
0x1F 40 00
24
1
Gain register
0x57 61 AB
24
Table 8. Channel Selection
CH1
CH0
AIN+
AIN-
OFFSET/GAIN
REGISTER PAIR
0
AIN1+
AIN1-
0
1
AIN2+
AIN2-
1
0
AIN1-
0
1
AIN1-
AIN2-
2
*The test register is used for factory testing only.
Table 9. Setup Register
(MSB)
(LSB)
FUNCTION
MODE CONTROL
PGA GAIN CONTROL
BIPOLAR/UNIPOLAR
MODE
BUFFER ENABLE
FSYNC
Name
MD1
MD0
G2
G1
G0
B/U
BUF
FSYNC
Defaults
0
1
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MAX1415EPE+ 功能描述:模数转换器 - ADC 16-Bit 2Ch .5ksps 1.75V 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
MAX1415EUE 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
MAX1415EUE+ 功能描述:模数转换器 - ADC 16-Bit 2Ch .5ksps 1.75V 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
MAX1415EUE+T 功能描述:模数转换器 - ADC 16-Bit 2Ch .5ksps 1.75V 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
MAX1415EUE-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