參數(shù)資料
型號: MAX1239MEEE+
廠商: Maxim Integrated Products
文件頁數(shù): 16/22頁
文件大小: 0K
描述: IC ADC 12BIT SERIAL 16-QSOP
標準包裝: 100
位數(shù): 12
采樣率(每秒): 94.4k
數(shù)據(jù)接口: I²C,串行
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 666.7mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-QSOP
包裝: 管件
輸入數(shù)目和類型: 12 個單端,單極;12 個單端,雙極;6 個差分,單極;6 個差分,雙極
MAX1236–MAX1239
2.7V to 3.6V and 4.5V to 5.5V, Low-Power,
4-/12-Channel, 2-Wire Serial, 12-Bit ADCs
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VDD = 2.7V to 3.6V (MAX1237/MAX1239), VDD = 4.5V to 5.5V (MAX1236/MAX1238), VREF = 2.048V (MAX1237/MAX1239), VREF =
4.096V (MAX1236/MAX1238), fSCL = 1.7MHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C, see
Tables 1–5 for programming notation.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Internal clock, SCAN[1:0] = 01
51
Internal clock, SCAN[1:0] = 00
CS[3:0] = 1011 (MAX1238/MAX1239)
51
Throughput Rate
fSAMPLE
External clock
94.4
ksps
Track/Hold Acquisition Time
800
ns
Internal Clock Frequency
2.8
MHz
External clock, fast mode
60
Aperture Delay (Note 5)
tAD
External clock, high-speed mode
30
ns
ANALOG INPUT (AIN0–AIN11)
Unipolar
0
VREF
Input-Voltage Range, Single-
Ended and Differential (Note 6)
Bipolar
0
±VREF/2
V
Input Multiplexer Leakage Current
ON/OFF leakage current, VAIN_ = 0V or VDD
±0.01
±1A
Input Capacitance
CIN
22
pF
INTERNAL REFERENCE (Note 7)
MAX1237/MAX1239
1.968
2.048
2.128
Reference Voltage
VREF
TA = +25°C
MAX1236/MAX1238
3.936
4.096
4.256
V
Reference-Voltage Temperature
Coefficient
TCVREF
25
ppm/
°C
REF Short-Circuit Current
2mA
REF Source Impedance
1.5
k
Ω
EXTERNAL REFERENCE
REF Input-Voltage Range
VREF
(Note 8)
1
VDD
V
REF Input Current
IREF
fSAMPLE = 94.4ksps
40
A
DIGITAL INPUTS/OUTPUTS (SCL, SDA)
Input-High Voltage
VIH
0.7 VDD
V
Input-Low Voltage
VIL
0.3 VDD
V
Input Hysteresis
VHYST
0.1 VDD
V
Input Current
IIN
VIN = 0V to VDD
±10
A
Input Capacitance
CIN
15
pF
Output Low Voltage
VOL
ISINK = 3mA
0.4
V
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MAX1239MEEE+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Integrated Circuits (ICs) 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 輸入類型:Differential 信噪比:107 dB 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1239MEEE+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 輸入類型:Differential 信噪比:107 dB 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1239MEEE-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 輸入類型:Differential 信噪比:107 dB 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1240ACPA 功能描述:模數(shù)轉(zhuǎn)換器 - ADC Integrated Circuits (ICs) 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 輸入類型:Differential 信噪比:107 dB 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32
MAX1240ACPA+ 功能描述:模數(shù)轉(zhuǎn)換器 - ADC 12-Bit 73ksps 3.6V Precision 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 輸入類型:Differential 信噪比:107 dB 接口類型: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 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32