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LC573904 - 4-Bit Microcontroller

Description

Name VSS VDD1 Pin No.

43 9 PAD No.

Power terminal(+) (Ag battery version) Voltage supply to LCD driver (Li battery version, EXTV version) (C is connected between VDD1 and VSS.) Voltage supply to logic unit (Ag battery versi

Features

  • (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 oscillation RC oscillation Crystal oscillation RC oscillation Oscillation frequency 32.768kHz 150kHz 32.768kHz 150kHz 32.768kHz 500kHz Power supply voltage 1.20 - 1.65V 2.50 - 3.60V 2.00 - 6.00V Power source Ag Battery Li Battery External voltage supply (4) Input / Output Terminals - Input ports : 4 terminals (S-port : 4 termina.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Ordering number : ENN*6725 CMOS IC LC573904 4-Bit Microcontroller with 4K-Byte ROM, 120 × 4Bits RAM and LCD Driver Preliminary Overview The LC573904 is a CMOS 4-bit microcontroller that operates on low voltage and very low power consumption. It also contains 4K-byte ROM, 128 × 4 bits RAM, LCD drivers and melody function. Features (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 oscillation RC oscillation Crystal oscillation RC oscillation Oscillation frequency 32.768kHz 150kHz 32.768kHz 150kHz 32.768kHz 500kHz Power supply voltage 1.20 - 1.65V 2.50 - 3.60V 2.00 - 6.
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