品牌索引
产品分类 > 小信号开关二极管> 瞬态电压抑制器TVS/ESD> 双极管二极管> 调谐二极管> 齐纳(稳压)二极管> 小信号肖特基二极管> 频带转换二极管> 中/高功率管> 射频PIN二极管> Sinterglass二极管> 整流器 > N沟道(N-Channel)> P沟道(P-Channel)> 双N沟道(Dual N-Channel)> 双P沟道(Dual P-Channel)> 双N和P沟道(Dual N and P-Channel)
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产品介绍 MCP4542 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: - 5kΩ - 10kΩ - 50kΩ - 100 kΩ • Zero-Scale to Full-Scale Wiper operation • Low Wiper Resistance: 75Ω (typ.) • Low Tempco: - Absolute (Rheostat): 50 ppm typical (0°C to 70°C) - Ratiometric (Potentiometer): 15 ppm typical • Non-volatile Memory - Automatic Recall of Saved Wiper Setting - WiperLock™ Technology - 10 General Purpose Memory Locations • I2C Serial interface - 100 kHz, 400 kHz and 3.4 MHz support • Serial protocol allows: - High-Speed Read/Write to wiper - Read/Write to EEPROM - Write Protect to be enabled/disabled - WiperLock to be enabled/disabled • Resistor Network Terminal Disconnect Feature via the Terminal Control (TCON) Register • Write Protect Feature: - Hardware Write Protect (WP) Control pin - Software Write Protect (WP) Configuration bit • Brown-out reset protection (1.5V typical) • Serial Interface Inactive current (2.5 uA typ.) • High-Voltage Tolerant Digital Inputs: Up to 12.5V • Wide Operating Voltage: - 2.7V to 5.5V - Device Characteristics Specified - 1.8V to 5.5V - Device Operation • Wide Bandwidth (-3dB) Operation: - 2 MHz (typ.) for 5.0 kΩ device • Extended temperature range (-40°C to +125°C) |
