參數資料
型號: MAX1237MEUA+T
廠商: Maxim Integrated Products
文件頁數: 20/22頁
文件大小: 0K
描述: IC ADC 12BIT 2CH DIFF 2.7V 8MSOP
標準包裝: 2,500
位數: 12
采樣率(每秒): 94.4k
數據接口: I²C,串行
轉換器數目: 1
功率耗散(最大): 362mW
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: 8-TSSOP,8-MSOP(0.118",3.00mm 寬)
供應商設備封裝: 8-uMAX
包裝: 帶卷 (TR)
輸入數目和類型: 4 個單端,單極;4 個單端,雙極;2 個差分,單極;2 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
_______________________________________________________________________________________
7
200
300
250
350
400
450
500
550
600
650
700
750
800
0
20 30 406080
100
AVERAGE SUPPLY CURRENT vs.
CONVERSION RATE (EXTERNAL CLOCK)
MAX1236
toc07
CONVERSION RATE (ksps)
AVERAGE
I
DD
A)
010
50
70
90
A
B
A) INTERNAL REFERENCE ALWAYS ON
B) EXTERNAL REFERENCE
MAX1238
0.9990
0.9994
0.9992
0.9998
0.9996
1.0002
1.0000
1.0004
1.0008
1.0006
1.0010
-40
-10
5
-25
20
35
50
65
80
INTERNAL REFERENCE VOLTAGE
vs. TEMPERATURE
MAX1236
toc08
TEMPERATURE (
°C)
V
REF
NORMALIZED
NORMALIZED TO VALUE AT +25
°C
MAX1238
MAX1239
0.99990
0.99994
0.99992
0.99998
0.99996
1.00002
1.00000
1.00004
1.00008
1.00006
1.00010
2.7
3.3 3.6 3.9
3.0
4.2 4.5 4.8 5.1 5.4
NORMALIZED REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX1236
toc09
VDD (V)
V
REF
(V)
MAX1236/MAX1238
NORMALIZED TO
REFERENCE VALUE AT
VDD = 5V
MAX1237/MAX1239
NORMALIZED TO
REFERENCE VALUE AT
VDD = 3.3V
Typical Operating Characteristics (continued)
(VDD = 3.3V (MAX1237/MAX1239), VDD = 5V (MAX1236/MAX1238), fSCL = 1.7MHz, (50% duty cycle), fSAMPLE = 94.4ksps, single-
ended, unipolar, TA = +25°C, unless otherwise noted.)
OFFSET ERROR vs. TEMPERATURE
MAX1236
toc10
TEMPERATURE (
°C)
OFFSET
ERROR
(LSB)
80
65
35
50
-10
5
20
-25
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0
-1.0
-40
OFFSET ERROR vs. SUPPLY VOLTAGE
MAX1236
toc11
VDD (V)
OFFSET
ERROR
(LSB)
5.2 5.5
4.7
4.2
3.7
3.2
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
-2.0
2.7
GAIN ERROR vs. TEMPERATURE
MAX1236
toc12
TEMPERATURE (
°C)
GAIN
ERROR
(LSB)
80
65
35
50
-10
5
20
-25
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
-40
GAIN ERROR vs. SUPPLY VOLTAGE
MAX1236
toc13
VDD (V)
GAIN
ERROR
(LSB)
5.2 5.5
4.7
4.2
3.7
3.2
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
1.2
1.6
2.0
-2.0
2.7
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MAX1238EEE 功能描述:模數轉換器 - ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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
MAX1238EEE/V+ 功能描述:模數轉換器 - ADC 12-Bit 12Ch 94.4ksps 5.5V Precision ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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
MAX1238EEE/V+T 功能描述:模數轉換器 - ADC 12-Bit 12Ch 94.4ksps 5.5V Precision ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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
MAX1238EEE+ 功能描述:模數轉換器 - ADC 12-Bit 12Ch 94.4ksps 5.5V Precision ADC RoHS:否 制造商:Texas Instruments 通道數量:2 結構:Sigma-Delta 轉換速率: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
MAX1238EEE+ 制造商:Maxim Integrated Products 功能描述:12BIT ADC LOW POWER SMD QSOP16 制造商:Maxim Integrated Products 功能描述:12BIT ADC LOW POWER, SMD, QSOP16