PF720-05
E0C624C
4-bit Single Chip Microcomputer
● Core CPU Architecture
● Dot Matrix LCD Driver
● Serial Interface
Wide Voltage
Operation
Products
● Programmable SVD Circuit
■ DESCRIPTION
The E0C624C is a CMOS 4-bit single chip microcomputer with a Core CPU E0C6200 as main component,
ROM, RAM, dot matrix LCD driver, serial interface, time base counter, programmable SVD circuit, and others.
The E0C624C is most suitable for applications with equipment requiring dot matrix display functions.
■ FEATURES
● CMOS LSI 4-bit parallel processing
● Clock .....................................................OSC1 crystal or CR oscillation circuit : 32.768kHz
OSC3 ceramic or CR oscillation circuit : 2MHz (Max.)
● Instruction set........................................108 instructions
● Instruction cycle time ............................Execution at 32.768kHz : 153µsec, 214µsec, 366µsec
Execution at 2MHz
: 2.5µsec, 3.5µsec, 6.0µsec
● ROM capacity .......................................5,120 × 12 bits
● RAM capacity ........................................Data
: 1,152 × 4 bits
Segment : 204 × 4 bits
● External memory capacity ....................Read/write (RAM) : 64K × 4 bits (Max.)
Read only (ROM) : 128K × 4 bits (Max.)
● Input port ...............................................8 bits (pull-up resistors are available by mask option)
● Output port ............................................20 bits(can be switched to external memory bus and buzzer output
by software)
● I/O port ..................................................16 bits(can be switched to external memory bus, special outputs
and serial I/O by software)
● Serial interface ......................................8-bit clock synchronous type
● Dot matrix LCD driver ...........................51 segments × 8 commons/16 commons
● Time base counter ................................3 systems
● Programmable timer .............................8-bit : 1 system, with event counter function
● Watchdog timer
● Programmable SVD circuit ...................4 values programmable (2.2V to 4.2V)
● Sound generator ...................................With degital envelope function, volume control function (8 levels)
● Interrupt.................................................External : Input interrupt
2 systems
3 systems
Internal : Clock timer interrupt
Serial interface interrupt 3 systems
● Supply voltage ......................................1.8V to 5.5V
● Current consumption ............................HALT mode (32.768kHz/3.0V)
OPERATING mode (2MHz/5.0V) : 1.0mA (Typ.)
● Package ................................................QFP8-144pin (plastic)
: 2.5µA (Typ.)
Die form
SEIKO EPSON CORPORATION
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