NEC uPD789841
8-BIT Single-chip MICROCONTROLLERS
| Part No. | uPD789841 |
|---|---|
| Datasheet | uPD789841 Download |
| Manufacturer |  NEC |
| Description | 8-BIT Single-chip MICROCONTROLLERS |
| Buy | Stock & Price |
FEATURES
● On-chip ROM and RAM Item Product name Program memory (ROM) 8K bytes 16K bytes Data memory (Internal high-speed RAM) 256 bytes Package 44-pin plastic QFP (10 × 10 mm) µPD789841 µPD789842● Minimum instruction execution time can be switched between high speed (0.24 µs) and low speed (0.96 µs) (when the system clock operates at 8.38 MHz).
● I/O port: 30
● Timer: 6 channels
● 10-bit inverter control timer : 1 channel
● 8-bit timer/event counter
● 8-bit timer counter
● Watch timer
● Watchdog timer : 2 channels : 1 channel : 1 channel : 1 channel
● 8-bit resolution A/D converter: 8 channels
● Serial interface (UART00): 1 channel
● Multiplier: 10 bits × 10 bits = 20 bits
● SWAP: The contents of the high-order four bits of an 8-bit register can be exchanged with the low-order four bits.
● Vectored interrupt source: 14
● Supply voltage: VDD = 4.0 to 5.5 V
APPLICATIONS
Inverter-driven air conditioners, etc. The information contained in this document is being issued in advance of the production cycle for the device.
