参数资料
型号: MAX1270EVKIT
厂商: Maxim Integrated Products
文件页数: 15/20页
文件大小: 0K
描述: EVALUATION KIT FOR MAX1270
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
ADC 的数量: 1
位数: 12
采样率(每秒): 110k
数据接口: 串行
输入范围: ±10 V
在以下条件下的电源(标准): 30mW @ 110kSPS
工作温度: 0°C ~ 70°C
已用 IC / 零件: MAX1270,MAX1271,MAX127,MAX128
已供物品: 板,CD
MAX1270/MAX1271
Multirange, +5V, 8-Channel,
Serial 12-Bit ADCs
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +5.0V ±5%; unipolar/bipolar range; external reference mode, VREF = +4.096V; 4.7F at REF; external clock; fCLK = 2.0MHz,
50% duty cycle (MAX127_B); fCLK = 1.8MHz, 50% duty cycle (MAX127_A); 18 clock/conversion cycle, TA = TMIN to TMAX, unless
otherwise noted. Typical values are TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INTERNAL REFERENCE
REF Output Voltage
VREF
TA = +25°C
4.076
4.096
4.116
V
MAX1270_C/MAX1271_C
±15
REF Output Tempco
TC VREF
MAX1270_E/MAX1271_E
±30
ppm/
°C
Output Short-Circuit Current
30
mA
Load Regulation
0 to 0.5mA output current (Note 5)
10
mV
Capacitive Bypass at REF
4.7
F
Capacitive Bypass at REFADJ
0.01
F
REFADJ Output Voltage
2.465
2.500
2.535
V
REFADJ Adjustment Range
Figure 1
±1.5
%
Buffer Voltage Gain
1.638
V/V
REFERENCE INPUT (Reference buffer disabled, reference input applied to REF)
Input Voltage Range
2.40
4.18
V
Normal or STBYPD
400
Input Current
VREF = 4.18V
FULLPD
1
A
Normal or STBYPD
10
k
Input Resistance
VREF = 4.18V
FULLPD
4.18
M
REFADJ Threshold for Buffer
Disable
VDD -
0.5
V
POWER REQUIREMENT
Supply Voltage
VDD
4.75
5.25
V
Bipolar range
18
Normal
Unipolar range
6
10
mA
STBYPD power-down mode (Note 6)
700
850
Supply Current
IDD
FULLPD power-down mode
120
220
A
External reference = 4.096V
±0.1
±0.5
Power-Supply Rejection
Ratio (Note 7)
PSRR
Internal reference
±0.5
LSB
TIMING
MAX127_A
0.1
1.8
External Clock Frequency Range
fSCLK
MAX127_B
0.1
2.0
MHz
MAX127_A
3.3
External clock mode
(Note 8)
MAX127_B
3.0
Acquisition Phase
Internal clock mode, Figure 9
3
5
s
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相关代理商/技术参数
参数描述
MAX1270EVKIT+ 功能描述:数据转换 IC 开发工具 MAX1270/71 MAX127/8 Eval System 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
MAX1271ACAI 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
MAX1271ACAI+ 功能描述:模数转换器 - ADC 12-Bit 8Ch 110ksps 4.18V 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
MAX1271ACAI+T 功能描述:模数转换器 - ADC 12-Bit 8Ch 110ksps 4.18V 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
MAX1271ACAI-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