参数资料
型号: MAX1257BETM+T
厂商: Maxim Integrated Products
文件页数: 2/43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
10
______________________________________________________________________________________
2
1
0
-1
-2
-40
10
-15
356085
ADC GAIN ERROR
vs. TEMPERATURE
MAX1220
toc13
TEMPERATURE (
°C)
GAIN
ERROR
(LSB)
MAX1257
MAX1220/MAX1258
ADC EXTERNAL REFERENCE
INPUT CURRENT vs. SAMPLING RATE
MAX1220
toc14
SAMPLING RATE (ksps)
ADC
EXTERNAL
REFERENCE
INPUT
CURRENT
(
A)
250
200
150
100
50
10
20
30
40
50
60
0
300
MAX1220/MAX1258
MAX1257
ANALOG SUPPLY CURRENT
vs. SAMPLING RATE
MAX1220
toc15
SAMPLING RATE (ksps)
ANALOG
SUPPLY
CURRENT
(mA)
250
200
150
100
50
0.5
1.0
1.5
2.0
2.5
3.0
0
0300
MAX1220/MAX1258
MAX1257
1.90
1.94
1.92
1.98
1.96
2.02
2.00
2.04
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1220
toc16
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(mA)
4.750
4.875
5.000
5.125
5.250
MAX1220/MAX1258
1.90
1.94
1.92
1.98
1.96
2.02
2.00
2.04
2.7
3.0
3.3
3.6
ANALOG SUPPLY CURRENT
vs. ANALOG SUPPLY VOLTAGE
MAX1220
toc17
SUPPLY VOLTAGE (V)
MAX1257
SUPPLY
CURRENT
(mA)
1.88
1.92
1.90
1.96
1.94
2.00
1.98
2.02
-40
10
-15
35
60
85
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
MAX1220
toc18
TEMPERATURE (
°C)
ANALOG
SUPPLY
CURRENT
(mA)
MAX1257
MAX1220/MAX1258
2
1
0
-1
-2
-40
10
-15
356085
ADC OFFSET ERROR
vs. TEMPERATURE
MAX1220
toc10
TEMPERATURE (
°C)
OFFSET
ERROR
(LSB)
MAX1257
MAX1220/MAX1258
1.0
0.5
0
-0.5
-1.0
4.750
5.000
4.875
5.125
5.250
ADC GAIN ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX1220
toc11
SUPPLY VOLTAGE (V)
GAIN
ERROR
(LSB)
MAX1220/MAX1258
1.0
0.5
0
-0.5
-1.0
2.7
3.3
3.0
3.6
ADC GAIN ERROR
vs. ANALOG SUPPLY VOLTAGE
MAX1220
toc12
SUPPLY VOLTAGE (V)
MAX1257
GAIN
ERROR
(LSB)
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.)
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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