参数资料
型号: MCP4251T-103E/SL
厂商: Microchip Technology
文件页数: 1/59页
文件大小: 0K
描述: IC DGTL POT 10K 2CH 14SOIC
标准包装: 2,600
接片: 257
电阻(欧姆): 10k
电路数: 2
温度系数: 标准值 150 ppm/°C
存储器类型: 易失
接口: 4 线 SPI(芯片选择)
电源电压: 1.8 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
供应商设备封装: 14-SOIC
包装: 带卷 (TR)
其它名称: MCP4251T-103-E/SL
MCP4251T-103-E/SLTR
MCP4251T-103-E/SLTR-ND
MCP4251T-103E/SLTR
2008 Microchip Technology Inc.
DS22060B-page 1
MCP413X/415X/423X/425X
Features
Single or Dual Resistor Network options
Potentiometer or Rheostat configuration options
Resistor Network Resolution
- 7-bit: 128 Resistors (129 Steps)
- 8-bit: 256 Resistors (257 Steps)
RAB Resistances options of:
-5 k
-10 k
-50 k
- 100 k
Zero Scale to Full-Scale Wiper operation
Low Wiper Resistance: 75 (typical)
Low Tempco:
- Absolute (Rheostat): 50 ppm typical
(0°C to 70°C)
- Ratiometric (Potentiometer): 15 ppm typical
SPI Serial Interface (10 MHz, modes 0,0 & 1,1)
- High-Speed Read/Writes to wiper registers
- SDI/SDO multiplexing (MCP41X1 only)
Resistor Network Terminal Disconnect Feature
via:
- Shutdown pin (SHDN)
- Terminal Control (TCON) Register
Brown-out reset protection (1.5V typical)
Serial Interface Inactive current (2.5 uA typical)
High-Voltage Tolerant Digital Inputs: Up to 12.5V
Supports Split Rail Applications
Internal weak pull-up on all digital inputs
Wide Operating Voltage:
- 2.7V to 5.5V - Device Characteristics
Specified
- 1.8V to 5.5V - Device Operation
Wide Bandwidth (-3 dB) Operation:
- 2 MHz (typical) for 5.0 k device
Extended temperature range (-40°C to +125°C)
Description
The MCP41XX and MCP42XX devices offer a wide
range of product offerings using an SPI interface. This
family of devices support 7-bit and 8-bit resistor
networks, and Potentiometer and Rheostat pinouts.
Package Types (top view)
1
2
3
4
5
6
7
8
P0W
P0B
P0A
VSS
VDD
MCP41X1
Single Potentiometer
PDIP, SOIC, MSOP
CS
SDI/SDO
SCK
1
2
3
4
5
6
7
8
P0B
SDO
P0W
VDD
MCP41X2
Single Rheostat
PDIP, SOIC, MSOP
1
2
3
4
11
12
13
14
SHDN
SDO
WP
VDD
MCP42X1 Dual Potentiometers
PDIP, SOIC, TSSOP
5
6
7
8
9
10
P0W
P0B
P0A
P1A
P1W
P1B
VSS
CS
SDI
SCK
VSS
CS
SDI
SCK
4x4 QFN*
1
2
3
4
7
8
9
10
SDO
VDD
MCP42X2 Dual Rheostat
MSOP, DFN
5
6
P0B
P0W
P1W
P1B
VSS
CS
SDI
SCK
3x3 DFN*
SDI/SDO
SCK
VSS
P0B
P0W
1
2
3
4
8
7
6
5 P0A
CS
EP
9
3x3 DFN*
SDI
SCK
VSS
SDO
P0B
1
2
3
4
8
7
6
5 P0W
VDD
CS
EP
9
VDD
3x3 DFN*
SDI
SCK
VSS
SDO
P0B
1
2
3
4
10
9
8
7 P0W
CS
EP
11
VDD
5
6
P1B
P1W
* Includes Exposed Thermal Pad (EP); see Table 3-1.
2
VSS
SCK
WP
NC
P1
B
P0B
P1W
P1
A
P0
A
P0W
CS
V
DD
SDO
SHDN
SDI
EP
16
1
15 14 13
3
4
12
11
10
9
56
7
8
17
7/8-Bit Single/Dual SPI Digital POT with Volatile Memory
相关PDF资料
PDF描述
X1227S8T1 IC RTC/CAL/CPU SUP EE 8-SOIC
MCP4251T-103E/ST IC DGTL POT 10K 2CH 14TSSOP
X1227S8IZ-4.5A IC RTC/CAL/CPU SUP EE 8-SOIC
X1227S8IZ-2.7AT1 IC RTC/CAL/CPU SUP EE 8-SOIC
MCP4252T-103E/UN IC RHEOSTAT 10K 2CH 10-MSOP
相关代理商/技术参数
参数描述
MCP4251T-104E/ML 功能描述:数字电位计 IC Dual 8B V SPI POT RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel
MCP4251T-104-E/ML 功能描述:数字电位计 IC Dual, 8bit, V, SPI, POT RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel
MCP4251T-104E/SL 功能描述:数字电位计 IC Dual 8B V SPI POT RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel
MCP4251T-104-E/SL 功能描述:数字电位计 IC Dual, 8bit, V, SPI, POT RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel
MCP4251T-104E/ST 功能描述:数字电位计 IC Dual 8B V SPI POT RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel