|
HT48R07A-1/HT48R09A-1 -- Cost-Effective I/O Type 8-Bit MCU
General Description
The HT48R07A-1 and HT48R09A-1 are 8-bit high performance, RISC architecture microcontroller devices specifically designed for cost-effective 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.
|
Features
- Operating voltage:
fSYS=4MHz: 2.2V~5.5V
fSYS=8MHz: 3.3V~5.5V
- 19 bidirectional I/O lines
- An interrupt input shared with an I/O line
- 8-bit programmable timer/event counter with overflow interrupt and 8-stage prescaler
- On-chip crystal and RC oscillator
- Watchdog Timer
- Program memory ROM:
1024x14 for HT48R07A-1
2048x14 for HT48R09A-1
- Data memory RAM:
64x8 for HT48R07A-1
96x8 for HT48R09A-1
- Buzzer driving pair and PFD supported
- HALT function and wake-up feature reduce power consumption
- Up to 0.5us instruction cycle with 8MHz system clock at VDD=5V
- All instructions in one or two machine cycles
- 14-bit table read instruction
- Two-level subroutine nesting
- Bit manipulation instruction
- 63 powerful instructions
- Low voltage reset function
- 24-pin SKDIP/SOP/SSOP package
|
|
|
