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HT46C22

Features: ·Operating voltage: fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 4.5V~5.5V·19 bidirectional I/O lines (max.)·1 interrupt input shared with an I/O line·8-bit programmable timer/event counter with overflow interrupt and 7-stage prescaler·On-chip crystal and RC oscillator·Watchdog Timer·2048X14 program ...

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SeekIC No. : 004366692 Detail

HT46C22: Features: ·Operating voltage: fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 4.5V~5.5V·19 bidirectional I/O lines (max.)·1 interrupt input shared with an I/O line·8-bit programmable timer/event counter with overfl...

HT46C22 Data Sheet

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Part Number:
HT46C22
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/21

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Product Details

Description



Features:

· Operating voltage:
    fSYS=4MHz: 2.2V~5.5V
    fSYS=8MHz: 4.5V~5.5V
· 19 bidirectional I/O lines (max.)
· 1 interrupt input shared with an I/O line
· 8-bit programmable timer/event counter with overflow interrupt and 7-stage prescaler
· On-chip crystal and RC oscillator
· Watchdog Timer
· 2048X14 program memory ROM
· 64X8 data memory RAM
· Supports PFD for sound generation
· HALT function and wake-up feature reduce power consumption
· Up to 0.5's instruction cycle with 8MHz system clock at VDD=5V
· 6-level subroutine nesting
· 8 channels 9-bit resolution (8-bit accuracy) A/D converter
· 1-channel (6+2)/(7+1)-bit PWM output shared with two I/O lines
· Bit manipulation instruction
· 14-bit table read instruction
· 63 powerful instructions
· All instructions in one or two machine cycles
· Low voltage reset function
· I2C BUS (slave mode)
· 24-pin SKDIP/SOP package


Pinout

Connection Diagram


Specifications

Supply Voltage ...........................VSS-0.3V to VSS+5.5V
Input Voltage..............................VSS-0.3V to VDD+0.3V
Storage Temperature ............................-50 to 125
Operating Temperature........................... -40 to 85

Note: These are stress ratings only. Stresses exceeding the range specified under "Absolute Maximum Ratings" may cause substantial damage to the device. Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability.


Description

The device HT46C22 is an 8-bit high performance RISC-like microcontroller designed for multiple I/O product applications. It is particularly suitable for use in products such as washing machine controllers and home appliances. A HALT feature is included to reduce power consumption.




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