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参数资料
| 型号： | MAX1242BMJA |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | ADC |
| 英文描述： | +2.7V to %.25V, Low-Power, 10-Bit Serial ADCs in SO-8 |
| 中文描述： | 1-CH 10-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, CDIP8 |
| 封装： | CERDIP-8 |
| 文件页数： | 3/12页 |
| 文件大小： | 158K |
| 代理商： | MAX1242BMJA |
+2.7V to +5.25V, Low-Power, 10-Bit
S erial ADCs in S O-8
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= +2.7V to +5.25V; 73ksps; f
SCLK
= 2.1MHz (50% duty cycle); MAX1242—4.7μF capacitor at REF pin, MAX1243—external
reference; V
REF
= 2.5V applied to REF pin; T
A
= T
MIN
to T
MAX
; unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
INTERNAL REFERENCE
(MAX1242 only)
Capacitive Bypass at REF
EXTERNAL REFERENCE
(VREF = 2.5V)
4.7
μF
Load Regulation (Note 5)
0.35
mV
0mA to 0.2mA output load
REF Temperature Coefficient
±30
ppm/°C
MAX1242
REF Short-Circuit Current
30
mA
REF Output Voltage
2.470
2.500
2.530
V
T
A
= +25°C (Note 4)
Power-Supply Rejection (Note 7)
PSR
V
DD
= V
DD(min)
to V
DD(max)
, full-scale input
1.00
V
DD
+
50mV
150
Supply Current
I
DD
3.0
0.8
V
DD
> 3.6V
I
SINK
= 16mA
I
SOURCE
= 0.5mA
CS
= V
DD
CS
= V
DD
(Note 6)
Output Voltage High
Three-State Leakage Current
Three-State Output Capacitance
POWER REQUIREMENTS
SCLK,
CS
Input High Voltage
V
IH
2.0
V
SCLK,
CS
Input Low Voltage
SCLK,
CS
Input Hysteresis
SCLK,
CS
Input Leakage
Capacitive Bypass at REF
DIGITAL INPUTS: SCLK,
CS
,
SHDN
0.1
μF
V
IL
0.8
V
DD
≤
3.6V
V
V
V
OH
I
L
C
OUT
V
DD
- 0.5
V
±0.01
±10
15
μA
pF
Output Voltage Low
V
OL
0.4
V
MIN
TYP
MAX
UNITS
I
SINK
= 5MA
SHDN
Input Mid Voltage
SHDN
Voltage, Floating
SHDN
Max Allowed Leakage,
Mid Input
DIGITAL OUTPUT: DOUT
V
SM
V
FLT
1.1
V
DD
- 1.1
V
V
V
DD
/ 2
±100
SHDN
= float
nA
SHDN
= float
SCLK,
CS
Input Capacitance
SHDN
Input High Voltage
SHDN
Input Low Voltage
SHDN
Input Current
Input Voltage Range
V
C
IN
V
SH
V
SL
15
pF
V
V
μA
V
DD
- 0.4
(Note 6)
0.4
±4.0
Input Resistance
REF Input Current in Shutdown
18
25
k
μA
SHDN
= 0V or V
DD
V
HYST
I
IN
±0.01
10
SHDN
= 0V
Input Current
0.2
±0.01
±1
100
μA
μA
V
IN
= 0V or V
DD
Operating mode (MAX1242)
V
DD
= 5.25V
V
DD
= 3.6V
Operating mode (MAX1243)
V
DD
= 5.25V
V
DD
= 3.6V
Power-down
V
DD
= 5.25V
Supply Voltage
V
DD
V
V
DD
= 3.6V
1.9
3.5
±0.3
10
15
1.6
2.5
0.9
1.5
1.8
3.0
1.4
2.0
2.7
5.25
mA
μA
mV
Operating mode (MAX1242)
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1242DCSA | 制造商:Maxim Integrated Products 功能描述: |
| MAX1243ACPA | 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 |
| MAX1243ACPA+ | 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 |
| MAX1243ACSA | 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 |
| MAX1243ACSA+ | 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 |
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