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参数资料
| 型号： | MAX1290BCEI |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | ADC |
| 英文描述： | 400ksps, +5V, 8-/4-Channel, 12-Bit ADCs with +2.5V Reference and Parallel Interface |
| 中文描述： | 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDSO28 |
| 封装： | 0.150 INCH, QSOP-28 |
| 文件页数： | 3/20页 |
| 文件大小： | 224K |
| 代理商： | MAX1290BCEI |
M
250ksps, +3V, 8-/4-Channel, 12-Bit ADCs
with +2.5V Reference and Parallel Interface
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= V
LOGIC
= +2.7V to +3.6V, COM = GND, REFADJ = V
DD
, V
REF
= +2.5V, 4.7μF capacitor at REF pin, f
CLK
= 4.8MHz (50% duty
cycle); T
A
= T
MIN
to T
MAX
unless otherwise noted. Typical values are at T
A
= +25°C.)
CONDITIONS
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
0 to 0.5mA output load
To power down the internal reference
For small adjustments
T
A
= 0°C to +70°C
On/off-leakage current, V
IN
= 0 or V
DD
Unipolar, V
COM
= 0
V
1.0
V
DD
+
50mV
V
REF
REF Input Voltage Range
μF
4.7
10
Capacitive Bypass at REF
EXTERNAL REFERENCE AT REF
μF
0.01
1
Capacitive Bypass at REFADJ
mV/mA
0.2
0.5
Load Regulation (Note 7)
V
V
DD
- 1.0
REFADJ High Threshold
mV
±100
REFADJ Input Range
±20
ppm/°C
TC
REF
REF Temperature Coefficient
mA
15
REF Short-Circuit Current
V
2.49
2.5
2.51
REF Output Voltage
pF
12
C
IN
Input Capacitance
μA
±0.01
±1
Multiplexer Leakage Current
V
Analog Input Voltage Range
Single-Ended and Differential
(Note 6)
0
V
REF
V
IN
CS
= V
DD
CS
= V
DD
I
SOURCE
= 1mA
I
SINK
= 1.6mA
V
IN
= 0 or V
DD
V
LOGIC
= 2.7V
V
LOGIC
= 1.8V
V
LOGIC
= 2.7V
μA
pF
±0.1
15
±1
I
LEAKAGE
C
OUT
Three-State Leakage Current
Three-State Output Capacitance
V
V
LOGIC
- 0.5
V
OH
Output High Voltage
V
0.4
V
OL
Output Low Voltage
pF
15
C
IN
Input Capacitance
μA
±0.1
±1
I
IN
Input Leakage Current
mV
200
V
HYS
Input Hysteresis
2.0
1.5
Bipolar, V
COM
= V
REF
/2
-V
REF
/2
+V
REF
/2
V
REF
= 2.5V, f
SAMPLE
= 250ksps
Shutdown mode
μA
200
300
2
I
REF
REF Input Current
V
V
IH
Input High Voltage
V
LOGIC
= 1.8V
V
0.5
V
IL
Input Low Voltage
0.8
ANALOG INPUTS
INTERNAL REFERENCE
DIGITAL INPUTS AND OUTPUTS
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1290BCEI+ | 功能描述:模数转换器 - ADC 12-Bit 8Ch 400ksps 5.5V 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 |
| MAX1290BCEI+T | 功能描述:模数转换器 - ADC 12-Bit 8Ch 400ksps 5.5V 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 |
| MAX1290BCEI-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 |
| MAX1290BEEI | 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 |
| MAX1290BEEI+ | 功能描述:模数转换器 - ADC 12-Bit 8Ch 400ksps 5.5V 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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