78K0/KF2

MOS Integrated Circuit

Preliminary Product Information

8-BIT SINGLE-CHIP MICROCONTROLLER

©NEC Electronics Corporation 2004

This information contained in this document is being issued in advance of the production cycle for the product. The

parameters for the product may change before final production or NEC Electronics Corporation, at its own discretion,,

may withdraw the product prior to its production. Not all products and/ or types are available in every country. Please

check with an NEC Electronics sales representative for availability and additional information.

ZUD-CC-04-0129-E

Data Published Oct 2004 N CP(K)

The 78K0/KF2 products are 8-bit single-chip microcontrollers of the 78K0 series.

These microcontrollers feature Single-voltage Self-programming Flash memory and many peripherals.

FEATURES

• 78K0 CPU core, 8-bit CISC architecture

• Flash EEPROM and RAM sizes

Item

Product name

Program memory

(Flash EEPROM)

Data memory

(RAM)

µPD78F0547

128K bytes (Flash)

7K bytes

µPD78F0546

96K bytes (Flash)

5K bytes

µPD78F0545

60K bytes (Flash)

3K bytes

µPD78F0544

48K bytes (Flash)

2K bytes

Minimum instruction cycle

0.1

µs (20MHz@4.0V to 5.5V)

0.2

µs (10MHz@2.7V to 5.5V)

0.4

µs ( 5MHz@1.8V to 5.5V)

Clock

• MAIN CLOCK

- Internal Ring-oscillator 8MHz (Typ.)

- Ceramic/Crystal Oscillator/External CLK (2MHz to 20MHz)

(Instruction execution time = 100ns(min.) @20MHz)

• SUB CLOCK

- 32.768KHz Crystal oscillator/ External CLK

• WDT CLOCK

- Internal Ring-oscillator 240KHz (Typ.)

Peripherals.

• On-Chip Power-On-Clear (POC) Circuit

• Low-Voltage Detector (LVI) Circuit

• Timer

- 16bit Timer 2ch

- 8bit Timer 4ch

- Watch Timer

- Watchdog Timer (Operable with 240KHz Ring-OSC)

• Serial Interface

- UART/CSI 1ch

- UART (with LIN-bus) 1ch

- Auto-CSI 1ch

- CSI 1ch

- IIC 1ch

• Key Interrupt 8ch

• AD CONVERTER

- 10-bit resolution A/D converter 8ch

• I/O PORT

Total : 71

CMOS I/O : 66

CMOS Output: 1

N-ch O.D I/O: 4

•MULTUPLIER/DIVIDER

- 16bit x 16bit, 32bit / 16bit

• Other

- Self programming

- PCL / BUZ OUTPUT

- On-chip debug function

(Product name is undecided.)

Interrupt

- Internal 20ch

- External 9ch

Operation Voltage

1.8V to 5.5V

Package

80-pin LQFP (12mm x 12mm, 0.5mm pitch)

80-pin LQFP (14mm x 14mm, 0.65mm pitch)