Microchip微芯 MCP4662 产品介绍
2026-04-14
0次
说明
MCP466X设备是双通道、非易失性、8位(257个擦拭步)数字电位计,带有EEPROM和I2C兼容接口。MCP466X系列提供端到端电阻值为5K岛、10K岛、50k岛和100K岛。这些设备提供WiperLock™技术,允许用户无限制地重新编程和锁定雨刮器设置。它适用于需要工厂修整或重新校准的设备。MCP466X设备提供了多种配置,简化了设计,同时最大限度地降低了成本、封装尺寸和引脚数量。
特性
- Dual Resistor Network
- Potentiometer or Rheostat configuration options
- 8-bit: 256 Resistors (257 Steps)
- 5kΩ
- 10kΩ
- 50kΩ
- 100 kΩ
- Zero-Scale to Full-Scale Wiper operation
- Low Wiper Resistance: 75Ω (typ.)
- Absolute (Rheostat): 50 ppm typical(0°C to 70°C)
- Ratiometric (Potentiometer): 15 ppm typical
- 100 kHz
- 400 kHz
- 3.4 MHz
- Brown-out reset protection (1.5V typical)
- Serial Interface Inactive current (2.5 uA typ.)
- High-Voltage Tolerant Digital Inputs: Up to 12.5V
- 2.7V to 5.5V - Device Characteristics Specified
- 1.8V to 5.5V - Device Operation
- 2 MHz (typ.) for 5.0 kΩ device
- Extended temperature range (-40°C to +125°C)
- AEC-Q100 Grade 1 quarlified
参数
类型 | 描述 |
Resolution (Number of Taps) | 257 |
Resistance (ohms) k | 5, 10, 50, 100 |



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