参数资料
型号: MAX1149BEUP+
厂商: Maxim Integrated Products
文件页数: 23/25页
文件大小: 0K
描述: IC ADC 14BIT 116KSPS 20-TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 74
位数: 14
采样率(每秒): 116k
数据接口: MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
功率耗散(最大): 879mW
电压电源: 单电源
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
输入数目和类型: 8 个单端,单极;8 个单端,双极;4 个差分,单极;4 个差分,双极
产品目录页面: 1395 (CN2011-ZH PDF)
MAX1146–MAX1149
Multichannel, True-Differential,
Serial, 14-Bit ADCs
_______________________________________________________________________________________
7
INL vs. OUTPUT CODE
MAX1146
toc01
OUTPUT CODE
INL
(LSB)
12288
8192
4096
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
0
16384
DNL vs. OUTPUT CODE
MAX1146
toc02
OUTPUT CODE
DNL
(LSB)
12288
8192
4096
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
0
16384
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(MAX1147/MAX1149)
MAX1146
toc03
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
3.3
3.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
2.7
3.6
INTERNAL REFERENCE
EXTERNAL REFERENCE
SUPPLY CURRENT vs. SUPPLY VOLTAGE
(MAX1146/MAX1148)
MAX1146
toc04
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
5.20
5.15
5.05 5.10
4.85 4.90 4.95 5.00
4.80
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
4.75
5.25
INTERNAL REFERENCE
EXTERNAL REFERENCE
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE (MAX1147/MAX1149)
MAX1146
toc05
SUPPLY VOLTAGE (V)
SHUTDOWN
SUPPLY
CURRENT
(
A)
3.5
3.4
3.2 3.3
2.9 3.0 3.1
2.8
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
0
2.7
3.6
SUPPLY CURRENT
vs. CONVERSION RATE
MAX1146
toc07
CONVERSION RATE (ksps)
SUPPLY
CURRENT
(
A)
100
10
1
0.1
200
400
600
800
1000
1200
0
0.01
1000
FAST POWER-DOWN
FULL
POWER-DOWN
SUPPLY CURRENT vs. TEMPERATURE
MAX1146
toc08
TEMPERATURE (
°C)
SUPPLY
CURRENT
(mA)
60
35
10
-15
0.5
1.0
1.5
2.0
2.5
0
-40
85
MAX1146/MAX1148 INTERNAL REFERENCE
MAX1147/MAX1149 INTERNAL REFERENCE
MAX1146/MAX1148 EXTERNAL REFERENCE
MAX1147/MAX1149 EXTERNAL REFERENCE
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX1146
toc09
TEMPERATURE (
°C)
SHUTDOWN
SUPPLY
CURRENT
(
A)
60
35
10
-15
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
0
-40
85
MAX1146/MAX1148
MAX1147/MAX1149
Typical Operating Characteristics
(VDD = +5.0V (MAX1146/MAX1148), VDD = +3.3V (MAX1147/MAX1149), SHDN = VDD, VCOM = 0, fSCLK = 2.1MHz, external clock
(50% duty cycle), 18 clocks/conversion (116ksps), VREFADJ = VDD, external +4.096V reference at REF (MAX1146/MAX1148), exter-
nal +2.500V reference at REF (MAX1147/MAX1149), CREF = 2.2F, CLOAD = 50pF, TA = +25°C, unless otherwise noted.)
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE (MAX1146/MAX1148)
MAX1146
toc06
SUPPLY VOLTAGE (V)
SHUTDOWN
SUPPLY
CURRENT
(
A)
5.15
5.05
4.95
4.85
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0
4.75
5.25
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相关代理商/技术参数
参数描述
MAX1149BEUP+ 功能描述:模数转换器 - ADC 14-Bit 8Ch 116ksps 3.3V 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
MAX1149BEUP+T 功能描述:模数转换器 - ADC 14-Bit 8Ch 116ksps 3.3V 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
MAX1149BEUP-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
MAX1149CGP 制造商:Maxim Integrated Products 功能描述:MULTICHANNEL, TRUE-DIFFERENTIAL, SERIAL, 14-B - Rail/Tube
MAX1149CUP 制造商:Maxim Integrated Products 功能描述:MULTICHANNEL, TRUE-DIFFERENTIAL, SERIAL, 14-B - Rail/Tube