HT56R642 Ver la hoja de datos (PDF) - Holtek Semiconductor
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HT56R642 Datasheet PDF : 145 Pages
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HT56R62/HT56R65
HT56R642/HT56R644/HT56R654/HT56R656
TinyPowerTM A/D Type with LCD 8-Bit OTP MCU
Features
• Operating voltage:
♦♦ fSYS=32768Hz: 2.2V~5.5V
♦♦ fSYS=4MHz: 2.2V~5.5V
♦♦ fSYS=8MHz: 3.0V~5.5V
♦♦ fSYS=12MHz: 4.5V~5.5V
• Operating current:
♦♦ fSYS=1MHz at 3V, 170µA, typ.
♦♦ fSYS=32kHz at 3V, 6µA, typ.
• OTP Program Memory: 2K×14~8K×16
• RAM Data Memory: 128×8~1152×8
• 20 to 24 bidirectional I/O lines
• TinyPower technology for low power operation
• Three pin-shared external interrupts lines
• Multiple programmable Timer/Event Counters with overflow interrupt and 7-stage prescaler
• External Crystal, RC and 32768 XTAL oscillators
• Fully integrated RC 32kHz oscillator
• Externally supplied system clock option
• Watchdog Timer function
• PFD/Buzzer for audio frequency generation
• Dual Serial Interfaces: SPI and I2C
• LCD and LED driver function
• 4 operating modes: normal, slow, idle and sleep
• 6 or 8-channel 12-bit resolution A/D converter
• 3 or 4-channel 12-bit PWM outputs
• Low voltage reset function: 2.1V, 3.15V, 4.2V
• Low voltage detect function: 2.2V, 3.3V, 4.4V
• Bit manipulation instruction
• Table read instructions
• 63 powerful instructions
• Up to 0.33µs instruction cycle with 12MHz system clock at VDD=5V
• Multiple level subroutine nesting
• All instructions executed in one or two machine cycles
• Power down and wake-up functions to reduce power consumption
• Wide range of available package types
Rev. 1.30
6
March 6, 2013
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