参数资料
型号: MAX1138
厂商: Maxim Integrated Products, Inc.
元件分类: 串行ADC
英文描述: 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial 10-Bit ADCs
中文描述: 2.7V至3.6V及4.5V至5.5V、低功耗、4/12通道、2线串行接口、10位ADC
文件页数: 6/22页
文件大小: 471K
代理商: MAX1138
M
2.7V to 3.6V and 4.5V to 5.5V, Low-Power,
4-/12-Channel, 2-Wire Serial 10-Bit ADCs
6
_______________________________________________________________________________________
Typical Operating Characteristics
(V
DD
= 3.3V (MAX1137/MAX1139), V
DD
= 5V (MAX1136/MAX1138), f
SCL
= 1.7MHz, external clock, f
SAMPLE
= 94.4ksps, single-
ended, unipolar, T
A
= +25
°
C, unless otherwise noted.)
-0.3
-0.1
-0.2
0.1
0
0.2
0.3
0
1000
DIFFERENTIAL NONLINEARITY
vs. DIGITAL CODE
M
DIGITAL OUTPUT CODE
D
400
200
600
800
-0.5
-0.2
-0.3
-0.4
-0.1
0
0.1
0.2
0.3
0.4
0.5
0
400
200
600
800
1000
INTEGRAL NONLINEARITY
vs. DIGITAL CODE
M
DIGITAL OUTPUT CODE
I
-160
-140
-120
-100
-80
-60
-40
-20
0
0
10k
20k
30k
40k
50k
FFT PLOT
M
FREQUENCY (Hz)
A
f
SAMPLE
= 94.4ksps
f
IN
300
400
350
500
450
600
550
650
750
700
800
-40
-10
5
-25
20
35
50
65
80
SUPPLY CURRENT vs. TEMPERATURE
(MAX1138/MAX1139)
M
TEMPERATURE (
°
C)
S
μ
A
INTERNAL REFERENCE
MAX1138/1136
MAX1139/1137
MAX1138/1136
MAX1139/1137
INTERNAL REFERENCE
EXTERNAL REFERENCE
EXTERNAL REFERENCE
SETUP BYTE
EXT REF: 10111011
INT REF: 11011011
0
0.2
0.1
0.4
0.3
0.5
0.6
2.7
5.2
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
M
INPUT VOLTAGE (V)
I
D
μ
A
3.7
3.2
4.2
4.7
SDA = SCL = V
DD
0
0.10
0.05
0.20
0.15
0.30
0.25
0.35
0.45
0.40
0.50
-40
-10
5
-25
20
35
50
65
80
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
S
μ
A
MAX1138
MAX1139
200
300
250
350
400
450
500
550
600
650
700
750
800
0
20 30
CONVERSION RATE (ksps)
40
60
80
100
AVERAGE SUPPLY CURRENT vs.
CONVERSION RATE (EXTERNAL CLOCK)
M
A
D
μ
A
10
50
70
90
A
B
A) INTERNAL REFERENCE ALWAYS ON
B) EXTERNAL REFERENCE
MAX1138
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
M
TEMPERATURE (
°
C)
V
R
MAX1138
MAX1139
NORMALIZED TO REFERENCE VALUE
AT +25
°
C
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
V
DD
(V)
NORMALIZED REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
M
V
R
MAX1138/MAX1136,
NORMALIZED TO
REFERENCE VALUE AT
V
DD
= 5V
MAX1139/MAX1137,
NORMALIZED TO
REFERENCE VALUE AT
V
DD
= 3.3V
相关PDF资料
PDF描述
MAX1139 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial 10-Bit ADCs
MAX1138EEE 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial 10-Bit ADCs
MAX1139EEE Low-Voltage Adjustable Precision Shunt Regulator 3-SOT-89 -40 to 85
MAX1136EUA 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial 10-Bit ADCs
MAX1137EUA 2.7V to 3.6V and 4.5V to 5.5V, Low-Power, 4-/12-Channel, 2-Wire Serial 10-Bit ADCs
相关代理商/技术参数
参数描述
MAX1138EEE 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
MAX1138EEE+ 功能描述:模数转换器 - ADC 10-Bit 12Ch 94.4ksps 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
MAX1138EEE+T 功能描述:模数转换器 - ADC 10-Bit 12Ch 94.4ksps 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
MAX1138EEE-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
MAX1138KEEE 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