MCP45HV51T-502E/MQ集成电路（IC）的数字电位计规格书PDF中文资料

MCP45HV51T-502E/MQ属于集成电路（IC）的数字电位计。由微芯科技股份有限公司制造生产的MCP45HV51T-502E/MQ数字电位计数字电位器是一系列集成电路器件，可提供类似于传统机械电位器或变阻器的可调节电阻，但通过电子信号而非机械输入来进行控制。虽然这些器件的电阻可耗散的电能相对有限，但其电子控制能力有助于小型化、自动化和远程控制信号级模拟电路，而这些电路本来可能会使用机械电位器。

Features

• High-Voltage Analog Support:

- +36V Terminal Voltage Range (DGND = V-)

- ±18V Terminal Voltage Range

(DGND = V- + 18V)

• Wide Operating Voltage:

- Analog: 10V to 36V (specified performance)

- Digital: 2.7V to 5.5V

1.8V to 5.5V (VL  V- + 2.7V)

• Single-Resistor Network

• Resistor Network Resolution

- 7-bit: 127 Resistors (128 Taps)

- 8-bit: 255 Resistors (256 Taps)

• RAB Resistance Options:

- 5k 10 k

- 50k 100 k

• High Terminal/Wiper Current (IW) Support:

- 25 mA (for 5 k)

- 12.5 mA (for 10 k)

- 6.5 mA (for 50 k and 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

• I2C Serial Interface:

- 100 kHz, 400 kHz, 1.7 MHz,

and 3.4 MHz support

• Resistor Network Terminal Disconnect Via:

- Shutdown Pin (SHDN)

- Terminal Control (TCON) Register

• Write Latch (WLAT) Pin to Control Update of

Volatile Wiper Register (such as Zero Crossing)

• Power-On Reset/Brown-Out Reset for Both:

- Digital supply (VL/DGND); 1.5V typical

- Analog supply (V+/V-); 3.5V typical

• Serial Interface Inactive Current (3 μA typical)

• 500 kHz Typical Bandwidth (-4 dB) Operation

(5.0 k Device)

• Extended Temperature Range (-40°C to +125°C)

• Package Types: TSSOP-14 and VQFN-20 (5x5)