Overview
The SN75188D is a RS232 IC made by Texas Instruments in a SOIC-14 package with 14 pins. -15V~-7.5V、7.5V~15V 0℃~+70℃ 20mA 4 Driver No SOIC-14 RS232 ICs ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:SN75C188DRE4, from EasyEDA) and its footprint (Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C7065).
Symbol
Footprint
Pinout
14| Pin | Name | Type |
|---|---|---|
| 1 | VCC- | Unspecified |
| 2 | 1A | Unspecified |
| 3 | 1Y | Output |
| 4 | 2A | Unspecified |
| 5 | 2B | Unspecified |
| 6 | 2Y | Output |
| 7 | GND | Unspecified |
| 8 | 3Y | Output |
| 9 | 3A | Unspecified |
| 10 | 3B | Unspecified |
| 11 | 4Y | Output |
| 12 | 4A | Unspecified |
| 13 | 4B | Unspecified |
| 14 | VCC+ | Unspecified |
Parts like it
8
DS14C89AM
SOIC-140 0.5uA 0℃~+75℃ 4 4.5V~5.5V No Receiver ±2kV SOIC-14 RS232 ICs ROHSTexas InstrumentsRS232 ICsDS14C88MX
SOIC-140 0℃~+70℃ 4 500uA 5V~12V Driver No SOIC-14 RS232 ICs ROHSTexas InstrumentsRS232 ICsSN75C189AD
SOIC-140 0℃~+70℃ 4 4.5V~6V 420uA No Receiver ±15kV SOIC-14 RS232 ICs ROHSTexas InstrumentsRS232 ICsMAX1488ECSD+T
SOIC-140 0℃~+70℃ 120Kbps 4 4.5V~13.2V Driver SOIC-14 RS232 ICs ROHSMaxim Integrated (Analog Devices)RS232 ICsMAX1489ECSD+
SOIC-140 0℃~+70℃ 120Kbps 4 5V No Receiver ±15kV SOIC-14 RS232 ICs ROHSMaxim Integrated (Analog Devices)RS232 ICsMAX1489ECSD+T
SOIC-140 0℃~+70℃ 120Kbps 4 Receiver SOIC-14 RS232 ICs ROHSMaxim Integrated (Analog Devices)RS232 ICsMAX1489EESD+
SO-14-40℃~+85℃ 0 120Kbps 4 Receiver SO-14 RS232 ICs ROHSMaxim Integrated (Analog Devices)RS232 ICsMAX1489EESD+T
SOIC-14-40℃~+85℃ 0 120Kbps 4 4.5V~5.5V Receiver SOIC-14 RS232 ICs ROHSMaxim Integrated (Analog Devices)RS232 ICs
Questions
Is there a KiCad symbol and footprint for the SN75188D?
Yes. The symbol is EasyEDA_Cloud:SN75C188DRE4 and the footprint Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SN75188D?
SOIC-14, with 14 pins. Its footprint is drawn on this page.
Where is the SN75188D datasheet?
Texas Instruments publishes it: the Datasheet link on this page opens it.
Where can I order the SN75188D?
JLCPCB lists it as part C7065, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SN75188D?
Parts like it in the library: the DS14C89AM by Texas Instruments, the DS14C88MX by Texas Instruments, the SN75C189AD by Texas Instruments and the MAX1488ECSD+T by Maxim Integrated (Analog Devices). Check their datasheets: a part that fits the footprint may still differ in its ratings.