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Ordering number : EN4797A CMOS LSI LC72322 Single-Chip Microcontroller with PLL and LCD Driver Overview The LC72322 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 set, and p.
a large-capacity ROM, a highly efficient instruction set, and powerful hardware.
Functions
• Stack: Eight levels
• Fast programmable divider
• General-purpose counters: HCTR for frequency measurement and LCTR for frequency or period measurement
• LCD driver for displays with up to 56 segments (1/2 duty, 1/2 bias)
• Program memory (ROM): 4 k words by 16 bits
• Data memory (RAM): 256 4-bit digits
• All instructions are single-word instructions
• Cycle time: 2.67 µs, 13.33 µs, or 40.00 µs (option)
• Unlock FF: 0.55 µs detection, 1.1 µs detection
• Timer FF: 1 ms, 5ms, 25ms, 125ms
• Input ports
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| 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 | LC72321 |
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 |
|