参数资料
型号: MCP42XXEV
厂商: Microchip Technology
文件页数: 11/42页
文件大小: 0K
描述: BOARD EVALUATION MCP42XX
标准包装: 1
系列: PICkit™
主要目的: 数字电位器
嵌入式:
已用 IC / 零件: MCP4231,MCP4241,MCP4251,MCP4261
已供物品: 1 块组装板,1 块裸板,说明文档
MCP42XXEV EVALUATION BOARD
USER ’S GUIDE
Chapter 2. Installation and Operation
2.1
INTRODUCTION
The MCP42XXEV Evaluation Board allows the system designer to quickly evaluate the
operation of the MCP4261 10 k ? (-103) digital potentiometer device using the PICkit
Serial Analyzer. The PICkit Serial Analyzer is available separately (order number:
DV164122).
This board is a minimum configuration for the device. As well as the device, other
desired passive components (resistors and capacitors) and connection posts may be
installed.
The board can also be very easily jumpered into a customer ’s existing circuit. This
gives an indication of the MCP4261 device performance, but is affected by the jumper
lead length and the EM noise that the jumpers pick up.
The device’s Resistor Network 0 has been configured in a Potentiometer mode with the
A terminal connected to V DD through a 0 ? resistor and the B terminal connected to V SS
with a 0 ? resistor. Resistor Network 1 can be evaluated for rheostat operation.
The MCP42XXEV Evaluation Board uses the generic TSSOP20EV Evaluation Board
PCB. The kit includes a second PCB which is blank for the user to populate as desired.
Additional PCBs may be ordered (order number: TSSOP20EV). The TSSOP20EV kit
includes 5 blank PCBs.
Other boards can easily be built up using the TSSOP20EV PCB to allow evaluation of
other resistance options (5 k ? , 50 k ? , or 100 k ? ) or any of the other digital
potentiometer devices in the following packages:
? TSSOP-20 package
- MCP4331, MCP4341, MCP4351, or MCP4361
? TSSOP-14 package
- MCP4332, MCP4342, MCP4352, MCP4362, MCP4231, MCP4241,
MCP4251, MCP4261, MCP4631, MCP4641, MCP4651, MCP4661,
MCP42010, MCP42050, or MCP42100
The board also has a 6-pin interface (PICkit serial, ICSP?, etc.) whose signals can
easily be jumpered to any of the device’s pins.
Additional information on using the TSSOP20EV Evaluation Board PCB or for
modifying the MCP42XXEV Evaluation Board is available in the TSSOP20EV User ’s
Guide (DS51875). Appendix A. “Schematic and Layouts” has information on the
PCB schematic and layout while Figure 2-2 shows components that are installed on the
PCB.
? 2010 Microchip Technology Inc.
DS51898A-page 11
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MCP4331-103E/ML 功能描述:数字电位计 IC 10k SPI 7-bit Quad Chl, QFN20 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
MCP4331-103E/ST 功能描述:数字电位计 IC 10k SPI 7-bit Quad Chl, TSSOP20 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
MCP4331-104E/ML 功能描述:数字电位计 IC 100k SPI 7-bit Quad Channel 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
MCP4331-104E/ST 功能描述:数字电位计 IC 100k SPI 7-bit Quad Channel 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