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MFG:HOLTEK  Package Cooled:DIP/SOP  D/C:07+  

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Part Number: HT46R54A

 

MFG: HOLTEK

Package Cooled: DIP/SOP

D/C: 07+

Description: The HT46R53A/HT46R54A are 8-bit high performance, RISC architecture microcontroller devices specifical...


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HT46R54A General Description


The HT46R53A/HT46R54A are 8-bit high performance, RISC architecture microcontroller devices specifically designed for A/D applications that interface directly to analog signals, such as those from sensors. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, multi-channel A/D converter, Pulse Width Modulation function, HALT and wake-up functions, watchdog timer, as well as low cost, enhance the versatility of these devices to suit a wide range of A/D application possibilities such as sensor signal processing, chargers, motor driving, industrial control, consumer products, subsystem controllers, etc.

HT46R54A Maximum Ratings

Supply Voltage ...........................VSS-0.3V to VSS+6.0V
Storage Temperature ............................-50 to 125
Input Voltage..............................VSS-0.3V to VDD+0.3V
Operating Temperature...........................-40 to 85
IOL Total ..............................................................150mA
IOH Total............................................................-100mA
Total Power Dissipation .....................................500mW
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

HT46R54A Features

·Low-power fully static CMOS design
·Operating voltage: fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V
·Program Memory: 2KX15 OTP (HT46R53A)  4KX15 OTP (HT46R54A)
·Data memory: 192X8 RAM (HT46R53A) 280X8 RAM (HT46R54A)
·A/D converter: 12bitsX8Ch External A/D converter reference voltage input pin
·22 bidirectional I/O lines
·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
·6-level subroutine nesting
·Watchdog Timer
·Low voltage reset function
·HALT function
·Up to 0.5s instruction cycle with 8MHz system clock at VDD=5V
·1-channel 8-bit PWM output shared with an I/O line
·PFD function
·Bit manipulation instruction
·Table read instruction
·63 powerful instructions
·All instructions in one or two machine cycles
·28-pin SKDIP/SOP package

HT46R54A Connection Diagram

HT46R54A  Connection Diagram

HT46R54A datasheet

HT400
PDF/DataSheet Download

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