LC877917A Description
ENA1840 LC877917A CMOS IC 16K-byte ROM and 512-byte RAM integrated 8-bit 1-chip Microcontroller http://onsemi. Overview The LC877917A is an 8-bit microputer that, centered around a CPU running at a minimum bus cycle time of 250ns, integrates on a single chip a number of hardware.
LC877917A Key Features
- 16384×8 bits
- 512 × 9 bits
- Minimum Bus Cycle
- 250ns (4MHz) VDD=2.4V to 3.6V Note: The bus cycle time here refers to the ROM read speed
- Minimum instruction cycle time
- 750ns (4MHz) VDD=2.4 to 3.6V
- Temperature range
- 40°C to +85°C
- Input/output ports Data direction programmable for each bit individually: Other function LCD ports (segment output)
- LCD ports & General I/O ports Segment output: mon output: Bias terminals for LCD driver Other functions Input/output por