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Worldwide 
Europe
78K0/LE3 Microcontrollers
Features
- Power supply voltage: VDD = 1.8 to 5.5 V
- Max. frequency: 10 MHz
- ROM capacities: 16 to 60 KB flash memory
- RAM capacities: Internal High-Speed RAM 768 bytes to 1 KB / Internal Expansion RAM 1 KB
- 64-pin plastic LQFP package
- Minimum instruction execution time can be changed from high speed (0.2 µs: @ 10 MHz operation with highspeed system clock) to ultra low-speed (122 µs: @ 32.768 kHz operation with subsystem clock)
- General-purpose register: 8 bits x 32 registers (8 bits x 8 registers x 4 banks)
- On-chip single-power-supply flash memory
- Self-programming (with boot swap function)
- On-chip debug function
- On-chip power-on-clear (POC) circuit and low-voltage detector (LVI)
- On-chip watchdog timer (operable with internal low-speed oscillation clock)
- LCD controller/driver (external resistance division and internal resistance division are switchable)
µPD78F044x:
- Segment signals: 28, Common signals: 8 (1/4 bias)
- Segment signals: 32, Common signals: 4 (1/3 bias)
- Segment signals: 32, Common signals: 3 (1/3, 1/2 bias)
- Segment signals: 32, Common signals: 2 (1/2 bias)
- Segment signals: 32, Common signals: 1 (Static)
µPD78F045x:
- Segment signals: 28, Common signals: 8 (1/4 bias)
- Segment signals: 32, Common signals: 4 (1/3 bias)
- Segment signals: 32, Common signals: 3 (1/3, 1/2 bias)
- Segment signals: 32, Common signals: 2 (1/2 bias)
- Segment signals: 32, Common signals: 1 (Static)
µPD78F046x:
- Segment signals: 20, Common signals: 8 (1/4 bias)
- Segment signals: 24, Common signals: 4 (1/3 bias)
- Segment signals: 24, Common signals: 3 (1/3, 1/2 bias)
- Segment signals: 24, Common signals: 2 (1/2 bias)
- Segment signals: 24, Common signals: 1 (Static) - On-chip segment key scan function: 8 channels
- On-chip key interrupt function: 5 channels
- On-chip buzzer output controller
- I/O ports: 46
- Timer: 9 channels
- 16-bit timer/event counter: 1 channel
- 8-bit timer/event counter: 3 channels
- 8-bit timer: 3 channels
- Real-time counter (RTC): 1 channel
- Watchdog timer: 1 channel - Serial interface: 2 channels
- UART (LIN (Local Interconnect Network)-bus supported): 1 channel
- UART: 1 channel - 16-bit delta-sigma type A/D converter: 3 channels (µPD78F046x only)
- 10-bit successive approximation type A/D converter: 8 channels (µPD78F045x and 78F046x only)
- 10-bit successive approximation type A/D converter: 6 channels (µPD78F041x only)
- Remote controller receiver
- Operating ambient temperature: TA = -40 to +85°C
