参数资料
型号: MAX1257BETM+T
厂商: Maxim Integrated Products
文件页数: 6/43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
14
______________________________________________________________________________________
TEMPERATURE SENSOR ERROR
vs. TEMPERATURE
MAX1220
toc46
TEMPERATURE (
°C)
TEMPERATURE
SENSOR
ERROR
C)
60
35
-15
10
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
-1.00
-40
85
DAC-TO-DAC CROSSTALK
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc47
100
s/div
VOUTA
1V/div
VOUTB
10mV/div
AC-COUPLED
MAX1257
DAC-TO-DAC CROSSTALK
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc48
100
s/div
VOUTA
2V/div
VOUTB
10mV/div
AC-COUPLED
MAX1220/MAX1258
DYNAMIC RESPONSE RISE TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc49
1
s/div
VOUT_
1V/div
CS
1V/div
MAX1257
DYNAMIC RESPONSE RISE TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc50
1
s/div
VOUT_
2V/div
CS
2V/div
MAX1220/MAX1258
DYNAMIC RESPONSE FALL TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc51
1
s/div
VOUT_
1V/div
CS
1V/div
MAX1257
DYNAMIC RESPONSE FALL TIME
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc52
1
s/div
VOUT_
2V/div
CS
2V/div
MAX1220/MAX1258
MAJOR CARRY TRANSITION
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc53
1
s/div
VOUT_
10mV/div
AC-COUPLED
CS
1V/div
MAX1257
MAJOR CARRY TRANSITION
RLOAD = 10k
, CLOAD = 100pF
MAX1220 toc54
1
s/div
VOUT_
20mV/div
AC-COUPLED
CS
2V/div
MAX1220/MAX1258
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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参数描述
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