
Overview
The HC5503CM is a telecom Interface IC made by Texas Instruments in a PLCC-28(11.5x11.5) package with 28 pins. 0℃~+75℃ 4.75V~5.25V、22V~26V Subscriber Line Interface (SLIC) PLCC-28(11.5x11.5) Telecom Interface ICs.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:HC5503CM, from EasyEDA) and its footprint (EasyEDA_Cloud:PLCC-28_L11.5-W11.5-P1.27-LS12.5-T, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3679588).
Symbol
Footprint
Parameters
4- Features
- Thermal shutdown protection
- Operating Temperature
- 0℃~+75℃
- Type
- Subscriber Line Interface (SLIC)
- Voltage - Supply
- 22V~26V;4.75V~5.25V
Order codes
1- HC5503CMLCSC C3679588
Pinout
28| Pin | Name | Type |
|---|---|---|
| 1 | N/C | Unspecified |
| 2 | TIP | Unspecified |
| 3 | RING | Unspecified |
| 4 | RFS | Unspecified |
| 5 | VCC | Unspecified |
| 6 | C1 | Unspecified |
| 7 | DG | Unspecified |
| 8 | N/C | Unspecified |
| 9 | RS | Unspecified |
| 10 | RD# | Unspecified |
| 11 | TF | Unspecified |
| 12 | RF | Unspecified |
| 13 | VBAT | Unspecified |
| 14 | BG | Unspecified |
| 15 | N/C | Unspecified |
| 16 | SHD# | Unspecified |
| 17 | N/C | Unspecified |
| 18 | PD# | Unspecified |
| 19 | RC# | Unspecified |
| 20 | N/C | Unspecified |
| 21 | N/C | Unspecified |
| 22 | N/C | Unspecified |
| 23 | N/C | Unspecified |
| 24 | N/C | Unspecified |
| 25 | RX | Unspecified |
| 26 | C2 | Unspecified |
| 27 | AG | Unspecified |
| 28 | TX | Unspecified |
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Is there a KiCad symbol and footprint for the HC5503CM?
Yes. The symbol is EasyEDA_Cloud:HC5503CM and the footprint EasyEDA_Cloud:PLCC-28_L11.5-W11.5-P1.27-LS12.5-T, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the HC5503CM?
PLCC-28(11.5x11.5), with 28 pins. Its footprint is drawn on this page.
Where is the HC5503CM datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the HC5503CM?
JLCPCB lists it as part C3679588, with 0 in stock; the sellers' links on this page open their listings.
What can replace the HC5503CM?
Parts like it in the library: the CS61535A-IL1 by Cirrus Logic, the CS61577-IL1 by Cirrus Logic, the CY7B923-400JC by Infineon Technologies and the CY7B9234-270JC by Infineon Technologies. Check their datasheets: a part that fits the footprint may still differ in its ratings.
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