8748
MCU_Intel
i8748, MCS-48 8-bit Microcontroller with Internal EPROM, 1KB EPROM, 64B RAM, DIP-40
Symbol
40 pins
- Units
- 1
- Kind
- part
- Grid
- on 1.27 mm
Footprint
noneno footprint linked
This symbol carries no usable footprint reference, so nothing is linked. Generating one is a better answer than guessing.
3D model
noneno 3D model
The footprint references no model, or the referenced model is not in the upstream package set.
Pins and pads
No footprint is linked, so there is nothing to cross-check.
| Pin | Name | Type |
|---|---|---|
| 1 | T0 | input |
| 2 | X1 | input |
| 3 | X2 | output |
| 4 | ~{RESET} | input |
| 5 | ~{SS} | input |
| 6 | ~{INT} | input |
| 7 | EA | input |
| 8 | ~{RD} | output |
| 9 | ~{PSEN} | output |
| 10 | ~{WR} | output |
| 11 | ALE | output |
| 12 | DB.0 | bidirectional |
| 13 | DB.1 | bidirectional |
| 14 | DB.2 | bidirectional |
| 15 | DB.3 | bidirectional |
| 16 | DB.4 | bidirectional |
| 17 | DB.5 | bidirectional |
| 18 | DB.6 | bidirectional |
| 19 | DB.7 | bidirectional |
| 20 | GND | power_in |
| 21 | P2.0 | bidirectional |
| 22 | P2.1 | bidirectional |
| 23 | P2.2 | bidirectional |
| 24 | P2.3 | bidirectional |
| 25 | PROG | output |
| 26 | Vpp/VDD | power_in |
| 27 | P1.0 | bidirectional |
| 28 | P1.1 | bidirectional |
| 29 | P1.2 | bidirectional |
| 30 | P1.3 | bidirectional |
| 31 | P1.4 | bidirectional |
| 32 | P1.5 | bidirectional |
| 33 | P1.6 | bidirectional |
| 34 | P1.7 | bidirectional |
| 35 | P2.4 | bidirectional |
| 36 | P2.5 | bidirectional |
| 37 | P2.6 | bidirectional |
| 38 | P2.7 | bidirectional |
| 39 | T1 | input |
| 40 | VCC | power_in |
On real boards
1 design use this part
1 placed it by name in a schematic. Largest first.
- Wharton world clockby name
Provenance
- Source
- kicad-symbols
- Credit
- KiCad Libraries Contributors
- Licence
- CC-BY-SA-4.0-with-KiCad-exception
- Link method
- none
- Cross-check
- not confirmed