Ordering number : ENN*7776 CMOS IC LC877448A/40A/32A/24A 8 Bit Single Chip Microcontroller Incorporating 48K/40K/32K/24K Byte ROM and 1536 Byte RAM on Chip Preliminary Overview The LC877448A, LC877440A, LC877432A and LC877424A are 8 bit single chip microcontrollers with the following on-chip functional blocks: • CPU: operable at a minimum bus cycle time of.
(1) Read-Only Memory (ROM)
• 49152 × 8 bits (LC877448A)
• 40960 × 8 bits (LC877440A)
• 32768 × 8 bits (LC877432A)
• 24576 × 8 bits (LC877424A) (2) Random Access Memory (RAM): 1536 × 9 bits (LC877448A, LC877440A, LC877432A, LC877424A) (3) Minimum Bus Cycle Time: 100 ns (10MHz) Note: The bus cycle time indicates ROM read time. (4) Minimum Instruction Cycle Time: 300 ns (10MHz) (5) Ports
• Input / output ports Data direction programmable for each bit individually: 26 (P1n, P30 to P35, P70 to P73, P8n) Data direction programmable in nibble units: 8 (P0n) (When N-channel open drain output is select.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | LC877448A |
Sanyo Electric |
8-Bit Single-Chip Microcontroller | |
2 | LC877424A |
Sanyo Electric |
8-Bit Single-Chip Microcontroller | |
3 | LC877432A |
Sanyo Electric |
8-Bit Single-Chip Microcontroller | |
4 | LC877248A |
Sanyo |
8-Bit Single Chip Microcontroller | |
5 | LC877256A |
Sanyo |
8-Bit Single Chip Microcontroller | |
6 | LC877264A |
Sanyo |
8-Bit Single Chip Microcontroller | |
7 | LC8772C8B |
Sanyo |
8-Bit Single Chip Microcontroller | |
8 | LC877348A |
Sanyo |
8-Bit Single Chip Microcontroller | |
9 | LC877356A |
Sanyo |
8-Bit Single Chip Microcontroller | |
10 | LC877364A |
Sanyo |
8-Bit Single Chip Microcontroller | |
11 | LC877372A |
Sanyo |
8-Bit Single Chip Microcontroller | |
12 | LC877648B |
Sanyo Semicon Device |
8-bit 1-chip Microcontroller |