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Ordering number : EN4796A CMOS LSI LC72321 Single-Chip Microcontroller with PLL and LCD Driver Preliminaly Overview The LC72321 is a single-chip microcontroller for use in electronic tuning applications. It includes on chip both LCD drivers and a PLL circuit that can operate at up to 150 MHz. It features a large-capacity ROM, a highly efficient instruction.
a large-capacity ROM, a highly efficient instruction set, and powerful hardware.
• Voltage detection type reset circuit
• One 6-bit A/D converter
• Two 8-bit D/A converters (PWM)
• One external interrupt (The LC72321 provides an external interrupt, and internal interrupt and a serial I/O interrupt, one of which can be selected under program control.)
• Hold mode for RAM backup
• Sense FF for hot/cold startup determination
• PLL: 4.5 to 5.5 V
• CPU: 3.5 to 5.5 V
• RAM: 1.3 to 5.5 V
Functions
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• Serial I/O Built-in timer interrupts: 80 µs, 1 ms, 2 ms and 5 ms Stack: Eight levels Beep c.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | LC7232-8291 |
Sanyo Semicon Device |
1-Chip PLL/Controller |
|
| 2 | LC7232-8377 |
Sanyo Semicon Device |
Single-chip PLL/Microcontroller |
|
| 3 | LC72322 |
Sanyo Semicon Device |
Single-Chip Microcontroller |
|
| 4 | LC72322R |
Sanyo Semicon Device |
Single-Chip Microcontroller |
|
| 5 | LC72323 |
Sanyo Semicon Device |
Single-Chip Microcontroller |
|
| 6 | LC72323-XXXX |
Sanyo Semicon Device |
single-chip car audio systemelectronic tuning controller |
|
| 7 | LC72323R |
Sanyo Semicon Device |
Single-Chip Microcontroller |
|
| 8 | LC7232N |
Sanyo Semicon Device |
Single-Chip PLL/Microcontroller |
|
| 9 | LC7232N-8819 |
Sanyo Semicon Device |
Single-chip PLL/Controller |
|
| 10 | LC7230 |
Sanyo Electric |
Single Chip PLL + Controller |
|
| 11 | LC7230-8221 |
Sanyo Semicon Device |
Single-chip PLL/Microcontroller |
|
| 12 | LC7230-8272 |
Sanyo Semicon Device |
Single-chip PLL Controller |
|