LC573904 microcontroller equivalent, 4-bit microcontroller.
(1) ROM (2) RAM (3) Cycle Time Cycle Time 122µs 27µs 122µs 27µs 122µs 8µs :4096 × 8 bits :128 × 4 bits
Oscillation source Crystal oscillation RC oscillation Crystal osci.
Name VSS VDD1 Pin No. 43 9 PAD No. 39 64 I/O Function description Power terminal (-)
*Power terminal(+) (Ag battery version)
*Voltage supply to LCD driver (Li battery version, EXTV version) (C is connected between VDD1 and VSS.)
*Voltage .
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