78K0/Lx3

Key Features:

Operating voltage: VDD = 1.8 to 5.5 V
Max. frequency: 10 MHz
ROM capacities: 8 to 60 KB flash memory
RAM capacities:

• 512 bytes to 1 KB (78K0/LC3, 78K0/LD3)
• Internal High-Speed RAM 768 bytes to 1 KB / Internal Expansion RAM 1 KB (78K0/LE3, 78K0/LF3)

48-pin/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)
78K0/LC3:

• Segment signals: 22, Common signals: 4 (with 4com)
• Segment signals: 18, Common signals: 8 (with 8com)

78K0/LD3:

• Segment signals: 24, Common signals: 4 (with 4com)
• Segment signals: 20, Common signals: 8 (with 8com)

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)

μPD78F047x:

• Segment signals: 36, Common signals: 8 (1/4 bias)
• Segment signals: 40, Common signals: 4 (1/3 bias)
• Segment signals: 40, Common signals: 3 (1/3, 1/2 bias)
• Segment signals: 40, Common signals: 2 (1/2 bias)
• Segment signals: 40, Common signals: 1 (Static)

μPD78F048x:

• Segment signals: 36, Common signals: 8 (1/4 bias)
• Segment signals: 40, Common signals: 4 (1/3 bias)
• Segment signals: 40, Common signals: 3 (1/3, 1/2 bias)
• Segment signals: 40, Common signals: 2 (1/2 bias)
• Segment signals: 40, Common signals: 1 (Static)

μPD78F049x:

• 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)"

On-chip segment key scan function: 8 channels
On-chip key interrupt function: 8 channels
On-chip buzzer output controller
I/O ports: 30/34/46/62
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: 6 channels (μPD78F041x only), 8 channels (μPD78F045x and 78F046x only)
Manchester code generator
Remote controller receiver
Operating ambient temperature: TA = -40 to +85°C