参数资料
型号: MAX1257BETM+T
厂商: Maxim Integrated Products
文件页数: 3/43页
文件大小: 0K
描述: IC ADC/DAC 12BIT 48-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: ADC,DAC
分辨率(位): 12 b
采样率(每秒): 225k
数据接口: 串行
电压电源: 模拟和数字
电源电压: 2.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-WFQFN 裸露焊盘
供应商设备封装: 48-TQFN-EP(7x7)
包装: 带卷 (TR)
MAX1220/MAX1257/MAX1258
12-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
______________________________________________________________________________________
11
Typical Operating Characteristics (continued)
(VAVDD = VDVDD = 3V (MAX1257), external VREF = 2.5V (MAX1257), VAVDD = VDVDD = 5V (MAX1220/MAX1258), external VREF =
4.096V (MAX1220/MAX1258), fCLK = 3.6MHz (50% duty cycle), fSAMPLE = 225ksps, CLOAD = 50pF, 0.1F capacitor at REF,
TA = +25°C, unless otherwise noted.)
DAC INTEGRAL NONLINEARITY
vs. OUTPUT CODE
MAX1220
toc19
OUTPUT CODE
INTEGRAL
NONLINEARITY
(LSB)
3072
2048
1024
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
0
4096
MAX1220/MAX1258
DAC INTEGRAL NONLINEARITY
vs. OUTPUT CODE
MAX1220
toc20
OUTPUT CODE
INTEGRAL
NONLINEARITY
(LSB)
3072
2048
1024
-1.0
-0.5
0
0.5
1.0
1.5
-1.5
0
4096
MAX1257
DAC DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
MAX1220
toc21
OUTPUT CODE
DIFFERENTIAL
NONLINEARITY
(LSB)
2059
2056
2053
2050
-0.2
0
0.2
0.4
-0.4
2047
2062
MAX1220/MAX1258
DAC DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
MAX1220
toc22
OUTPUT CODE
DIFFERENTIAL
NONLINEARITY
(LSB)
2059
2056
2053
2050
-0.2
0
0.2
0.4
-0.4
2047
2062
MAX1257
0.2
0.4
0.8
0.6
1.0
1.2
DAC FULL-SCALE ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX1220
toc23
SUPPLY VOLTAGE (V)
DAC
FULL-SCALE
ERROR
(LSB)
4.750
5.000
4.875
5.125
5.250
MAX1220/MAX1258
EXTERNAL REFERENCE = 4.096V
0.2
0.4
0.8
0.6
1.0
1.2
DAC FULL-SCALE ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX1220
toc24
SUPPLY VOLTAGE (V)
DAC
FULL-SCALE
ERROR
(LSB)
2.7
3.3
3.0
3.6
MAX1257
EXTERNAL REFERENCE = 2.5V
-6
-4
-2
0
2
4
6
8
10
-40
-15
10
35
60
85
DAC FULL-SCALE ERROR
vs. TEMPERATURE
MAX1220
toc25
TEMPERATURE (
°C)
DAC
FULL-SCALE
ERROR
(LSB)
MAX1220/MAX1258
EXTERNAL
REFERENCE = 4.096V
INTERNAL
REFERENCE
-6
-4
-2
0
2
4
6
8
10
-40
-15
10
35
60
85
DAC FULL-SCALE ERROR
vs. TEMPERATURE
MAX1220
toc26
TEMPERATURE (
°C)
DAC
FULL-SCALE
ERROR
(LSB)
MAX1257
EXTERNAL
REFERENCE = 2.5V
INTERNAL
REFERENCE
DAC FULL-SCALE ERROR
vs. REFERENCE VOLTAGE
MAX1220
toc27
REFERENCE VOLTAGE (V)
DAC
FULL-SCALE
ERROR
(LSB)
4
3
1
2
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
-1.00
05
MAX1220/MAX1258
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MAX1257EVKIT 功能描述:数据转换 IC 开发工具 Programmers, Development Systems RoHS:否 制造商:Texas Instruments 产品:Demonstration Kits 类型:ADC 工具用于评估:ADS130E08 接口类型:SPI 工作电源电压:- 6 V to + 6 V
MAX1258BETM 功能描述:ADC / DAC多通道 RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40
MAX1258BETM+ 功能描述:ADC / DAC多通道 12-Bit 16Ch 300ksps 5.5V Precision ADC RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40
MAX1258BETM+T 功能描述:ADC / DAC多通道 12-Bit 16Ch 300ksps 5.5V Precision ADC RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40
MAX1258BETM-T 功能描述:ADC / DAC多通道 RoHS:否 制造商:Texas Instruments 转换速率: 分辨率:8 bit 接口类型:SPI 电压参考: 电源电压-最大:3.6 V 电源电压-最小:2 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-40