78K0S/KA1+ Microcontrollers

Features

The 78K0S/KA1+ microcontrollers are 20-pin (Low-Pin-Count) microcontrollers.
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Architecture Support

Wide range of operating voltage: 2.0 V - 5.5 V
Dual on-chip internal oscillator: 8 MHz and 240 kHz
On-chip programmable low voltage indicator (LVI)
Power-on clear (POC)
Single-voltage, self-programming flash memory
flash memory security protection

Applications

Home appliances
Sensors
Battery chargers
General-purpose sub-microcontrollers

Block Diagram
78K0S/KA1+ Microcontrollers Block Diagram

78K0S/KA1+ Microcontrollers Block Diagram

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Product Table (Outline)

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	Technical Details		Product Status		Documentation		Development Tools	Click to export to:
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Number of entries: 14


Device	I/Os	Mem. type	ROM (KB)	RAM (KB)	VDD min. (V)	Clock max. (MHz)	CSI (ch)	16-bit Timers	8-bit Timers	UART (ch)	Body (mm²)	ADC 10-bit channels

UPD78F9221CS-CAC-A	17	Flash	2	128	2	10	0	1	2	1	6.6x17.57 mm2	4
UPD78F9221MC-5A4	17	Flash	2	128	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9221MC-5A4-A	17	Flash	2	128	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9221MC(A)-5A4	17	Flash	2	128	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9221MC(A)-5A4-A	17	Flash	2	128	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9221MC(A2)-5A4	17	Flash	2	128	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9221MC(A2)-5A4-A	17	Flash	2	128	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9222CS-CAC-A	17	Flash	4	256	2	10	0	1	2	1	6.6x17.57 mm2	4
UPD78F9222MC-5A4	17	Flash	4	256	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9222MC-5A4-A	17	Flash	4	256	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9222MC(A)-5A4	17	Flash	4	256	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9222MC(A)-5A4-A	17	Flash	4	256	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9222MC(A2)-5A4	17	Flash	4	256	2	10	0	1	2	1	6.1x6.65 mm2	4
UPD78F9222MC(A2)-5A4-A	17	Flash	4	256	2	10	0	1	2	1	6.1x6.65 mm2	4

Design Supports

Characteristics Data

Category	Applied Products	Material
Power Supply Current Characteristics (Current Consumption) A/D converter On	µPD78F9221, µPD78F9222	(86KB)
Power Supply Current Characteristics (Current Consumption) A/D converter Off	µPD78F9221, µPD78F9222	(95KB)
VOL-IOL Characteristics (Drive Current)	µPD78F9221, µPD78F9222	(73KB)
VOH-IOH Characteristics (Drive Current)	µPD78F9221, µPD78F9222	(56KB)

Programming Example

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Programming Examples for "Low-Pin-Count" Microcontrollers	Click here