HT48E70
I/O Type 8-Bit MTP MCU With EEPROM
Features
· Operating voltage: · HALT function and wake-up feature reduce power
www.DataSheet4U.com
fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V
· Low voltage reset function · 56 bidirectional I/O lines (max.) · 1 interrupt input shared with an I/O line · 2´16-bit programmable timer/event counter with over-
consumption
· 16-level subroutine nesting · Up to 0.5ms instruction cycle with 8MHz system clock
at VDD=5V
· Bit manipulation instruction · 16-bit t.
I/O Type 8-Bit MTP MCU
HT48E70
I/O Type 8-Bit MTP MCU With EEPROM
Features
· Operating voltage: · HALT function and wake-up feature reduce power
www.DataSheet4U.com
fSYS=4MHz: 2.2V~5.5V fSYS=8MHz: 3.3V~5.5V
· Low voltage reset function · 56 bidirectional I/O lines (max.) · 1 interrupt input shared with an I/O line · 2´16-bit programmable timer/event counter with over-
consumption
· 16-level subroutine nesting · Up to 0.5ms instruction cycle with 8MHz system clock
at VDD=5V
· Bit manipulation instruction · 16-bit table read instruction · 63 powerful instructions · 106 erase/write cycles EEPROM data memory · EEPROM data retention > 10 years · All instructions in one or two machine cycles · In system programming (ISP) · 48-pin SSOP, 64-pin QFP package
flow interrupt
· On-chip crystal and RC oscillator · Watchdog Timer · 1,000 erase/write cycles MTP program memory · 8192´16 program memory ROM (MTP) · 256´8 data memory EEPROM · 224´8 data memory RAM
General Description
The HT48E70 is an 8-bit high performance, RISC architecture microcontroller device specifically designed for multiple I/O control product applications. The advantages of low power consumption, I/O flexibility, timer functions, oscillator options, HALT and wake-up functions, watchdog timer, buzzer driver, as well as low cost, enhance the versatility of these devices to suit a wide range of application possibilities such as industrial control, consumer products, subsystem controllers, etc.
Rev. 1.00
1
September 16, 2005
HT48E70
Bl.