Overview
The COM78804P is an UART made by Microchip Technology with 48 pins.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:COM78804P, from EasyEDA) and its footprint (EasyEDA_Cloud:PDIP-48_L61.9-W13.9-P2.54-LS15.2-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C20510331).
Symbol
Footprint
Parameters
1- Features
- Fractional baud rate generator, Internal loopback/self-test mode, Automatic error detection
Order codes
1- COM78804PLCSC C20510331
Pinout
48| Pin | Name | Type |
|---|---|---|
| 1 | DCD2# | Unspecified |
| 2 | DSR2# | Unspecified |
| 3 | TXD2 | Unspecified |
| 4 | VDD | Unspecified |
| 5 | DL7 | Unspecified |
| 6 | DL6 | Unspecified |
| 7 | DL5 | Unspecified |
| 8 | DL4 | Unspecified |
| 9 | RDY# | Unspecified |
| 10 | RST# | Unspecified |
| 11 | VSS0 | Unspecified |
| 12 | CS# | Unspecified |
| 13 | WR# | Unspecified |
| 14 | DS# | Unspecified |
| 15 | DL3 | Unspecified |
| 16 | DL2 | Unspecified |
| 17 | DL1 | Unspecified |
| 18 | DL0 | Unspecified |
| 19 | VDD | Unspecified |
| 20 | TXD0 | Unspecified |
| 21 | DSR0# | Unspecified |
| 22 | DCD0# | Unspecified |
| 23 | RXD0 | Unspecified |
| 24 | RXD1 | Unspecified |
| 25 | DCD1# | Unspecified |
| 26 | DSR1# | Unspecified |
| 27 | TXD1 | Unspecified |
| 28 | VSS2 | Unspecified |
| 29 | NC | Unspecified |
| 30 | VDD | Unspecified |
| 31 | IRQLN0 | Unspecified |
| 32 | IRQLN1 | Unspecified |
| 33 | IRQTXRX | Unspecified |
| 34 | IRQ# | Unspecified |
| 35 | ADD0 | Unspecified |
| 36 | ADD1 | Unspecified |
| 37 | ADD2 | Unspecified |
| 38 | DS# | Unspecified |
| 39 | ADD3 | Unspecified |
| 40 | ADD4 | Unspecified |
| 41 | MRST | Unspecified |
| 42 | CLK | Unspecified |
| 43 | VSS1 | Unspecified |
| 44 | TXD3 | Unspecified |
| 45 | DSR3# | Unspecified |
| 46 | DCD3# | Unspecified |
| 47 | RXD3 | Unspecified |
| 48 | RXD2 | Unspecified |
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Is there a KiCad symbol and footprint for the COM78804P?
Yes. The symbol is EasyEDA_Cloud:COM78804P and the footprint EasyEDA_Cloud:PDIP-48_L61.9-W13.9-P2.54-LS15.2-BL, both drawn on this page. PCBKit places them on a board for you when you design with it.
Where is the COM78804P datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the COM78804P?
JLCPCB lists it as part C20510331, with 0 in stock; the sellers' links on this page open their listings.
What can replace the COM78804P?
Parts like it in the library: the COM92C451P by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
