Overview
The CDP1854ACD is an UART made by Texas Instruments with 40 pins. - UART.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:CDP1854ACD, from EasyEDA) and its footprint (EasyEDA_Cloud:DIP-40_L52.3-W13.9-P2.54-LS15.2-BL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3310509).
Symbol
Footprint
Pinout
40| Pin | Name | Type |
|---|---|---|
| 1 | VDD | Unspecified |
| 2 | MODE(VSS) | Unspecified |
| 3 | VSS | Unspecified |
| 4 | RRD | Unspecified |
| 5 | RBUS7 | Unspecified |
| 6 | RBUS6 | Unspecified |
| 7 | RBUS5 | Unspecified |
| 8 | RBUS4 | Unspecified |
| 9 | RBUS3 | Unspecified |
| 10 | RBUS2 | Unspecified |
| 11 | RBUS1 | Unspecified |
| 12 | RBUS0 | Unspecified |
| 13 | PE | Unspecified |
| 14 | FE | Unspecified |
| 15 | OE | Unspecified |
| 16 | SFD | Unspecified |
| 17 | R_CLOCK | Unspecified |
| 18 | DAR# | Unspecified |
| 19 | DA | Unspecified |
| 20 | SDI | Unspecified |
| 21 | MR | Unspecified |
| 22 | THRE | Unspecified |
| 23 | THRL# | Unspecified |
| 24 | TSRE | Unspecified |
| 25 | SD0 | Unspecified |
| 26 | TBUS0 | Unspecified |
| 27 | TBUS1 | Unspecified |
| 28 | TBUS2 | Unspecified |
| 29 | TBUS3 | Unspecified |
| 30 | TBUS4 | Unspecified |
| 31 | TBUS5 | Unspecified |
| 32 | TBUS6 | Unspecified |
| 33 | TBUS7 | Unspecified |
| 34 | CRL | Unspecified |
| 35 | PI | Unspecified |
| 36 | SBS | Unspecified |
| 37 | WLS2 | Unspecified |
| 38 | WLS1 | Unspecified |
| 39 | EPE | Unspecified |
| 40 | T_CLOCK | Unspecified |
Parts like it
1Questions
Is there a KiCad symbol and footprint for the CDP1854ACD?
Yes. The symbol is EasyEDA_Cloud:CDP1854ACD and the footprint EasyEDA_Cloud:DIP-40_L52.3-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 can I order the CDP1854ACD?
JLCPCB lists it as part C3310509, with 0 in stock; the sellers' links on this page open their listings.
What can replace the CDP1854ACD?
Parts like it in the library: the CDP6402D by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.