參數(shù)資料
型號(hào)： MAX1254
廠商： Maxim Integrated Products, Inc.
元件分類(lèi)： 溫度/濕度傳感器
英文描述： Stand-Alone. 10-Channel. 12-Bit System Monitors with Internal Temperature Sensor and VDD Monitor
中文描述： 獨(dú)立的10通道、12位系統(tǒng)監(jiān)視器，內(nèi)置溫度傳感器和VDD監(jiān)視器
文件頁(yè)數(shù)： 3/29頁(yè)
文件大?。?/td> 439K
代理商： MAX1254
M
Stand-Alone, 10-Channel, 12-Bit System Monitors
with Internal Temperature Sensor and V
DD
Monitor
_______________________________________________________________________________________
3
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Input Leakage Current
Input Capacitance
TEMPERATURE MEASUREMENTS
On-/off-leakage, V
IN
= 0 or V
DD
(Note 6)
±1
μA
pF
18
T
A
= -20
°
C to +85
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C to +85
°
C
T
A
= +25
°
C
±0.5
±0.75
±0.3
±1.2
±0.7
±1.2
±0.7
±2
±1
±5
±2
±1.0
±1.5
Grade A
MAX1253
MAX1254
±2.5
Grade B
MAX1253
±3.0
Internal Sensor Measurement Error
(Note 7)
Grade B
MAX1254
°
C
Differential
External Sensor Measurement
Error (Note 8)
Single ended
°
C
Differentially configured inputs and internal
sensor
0.3
Temperature Measurement Noise
Single-ended configured, external sensor
0.1
0.125
4
66
°
C
Temperature Resolution
°
C/LSB
Low
High
External Sensor Bias Current
μA
Differentially configured inputs and internal
sensor
0.3
Power-Supply Rejection
PSR
Single-ended configured, external sensor
0.1
°
C/V
INTERNAL REFERENCE
MAX1253
MAX1254
Grade A
Grade B
2.456
4.024
2.500
4.096
±
8
±
30
7
200
160
-70
-70
2.544
4.168
REF Output Voltage
V
REF
V
REF Temperature Coefficient
TC
REF
p p m
°
C
REF Output Resistance
k
MAX1253
MAX1254
MAX1253
MAX1254
REF Output Noise
μV
RMS
-50
-50
REF Power-Supply Rejection Ratio
PSRR
dB
EXTERNAL REFERENCE
REF Input Voltage Range
V
REF
1.0
V
DD
+ 0.05
V
V
REF
= +2.5V; f
SAMPLE
= 94ksps
In power-down
15
40
±1
REF Input Current
I
REF
μA
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= +2.7V to +3.6V (MAX1253), V
DD
= +4.5V to +5.5V (MAX1254), V
REF
= +2.5V (MAX1253), V
REF
= +4.096V (MAX1254), f
SCLK
= 10MHz (50% duty cycle), T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25
°
C.)
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MAX1253BEUE Stand-Alone, 10-Channel, 12-Bit System Monitors with Internal Temperature Sensor and VDD Monitor
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1254AEUE 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1254AEUE+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1254AEUE+T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1254AEUE-T 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1254BEUE 功能描述:模數(shù)轉(zhuǎn)換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結(jié)構(gòu):Sigma-Delta 轉(zhuǎn)換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類(lèi)型:Differential 信噪比:107 dB 接口類(lèi)型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-32
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