Overview
The SN74AS109ANS is a flip Flop made by Texas Instruments in a SO-16 package with 16 pins. 0℃~+70℃ 1 105MHz 17mA 2 20mA 2mA 4.5V~5.5V 74AS Series 9ns@5V,50pF Complementary JK-Type Rising Edge Set and Reset SO-16 Flip Flops ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS109, from KiCad's library) and its footprint (Package_SO:SO-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3826583).
Symbol
Footprint
Order codes
1- SN74AS109ANSLCSC C3826583
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | R | Input |
| 2 | J | Input |
| 3 | K | Input |
| 4 | C | Input |
| 5 | S | Input |
| 6 | Q | Output |
| 7 | Q | Output |
| 8 | GND | Power in |
| 9 | Q | Output |
| 10 | Q | Output |
| 11 | S | Input |
| 12 | C | Input |
| 13 | K | Input |
| 14 | J | Input |
| 15 | R | Input |
| 16 | VCC | Power in |
Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/ti/SN74AS109ANS" title="SN74AS109ANS in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/ti/SN74AS109ANS.jpg" alt="SN74AS109ANS" width="1200" height="900">[](https://pcbkit.io/parts/ti/SN74AS109ANS)Questions
Is there a KiCad symbol and footprint for the SN74AS109ANS?
Yes. The symbol is 74xx:74LS109 and the footprint Package_SO:SO-16_3.9x9.9mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SN74AS109ANS?
SO-16, with 16 pins. Its footprint is drawn on this page.
Where can I order the SN74AS109ANS?
JLCPCB lists it as part C3826583, with 0 in stock; the sellers' links on this page open their listings.
What can replace the SN74AS109ANS?
Parts like it in the library: the 74HCT174D by Nexperia, the CD40174BNS by Texas Instruments, the 74HC175D by Toshiba and the 74HC112D by Nexperia. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Parts like it
8
74HCT174D
SO-16-40℃~+125℃ 1 3.5pF 35ns@4.5V,50pF 4.5V~5.5V 4mA 5.2mA 6 69MHz 74HCT Series 8uA D-Type Reset Rising Edge SO-16 Flip Flops ROHSNexperiaFlip FlopsCD40174BNS
SO-16-55℃~+125℃ 1 100ns@15V,50pF 16MHz 3V~18V 4000B Series 4uA 5pF 6 6.8mA 6.8mA D-Type Reset Rising Edge SO-16 Flip Flops ROHSTexas InstrumentsFlip Flops74HC175D
SOIC-16-40℃~+125℃ 0ns 1 13ns 24ns@6V,50pF 2V~6V 3pF 4 4uA 5.2mA 5.2mA 63MHz 74HC Series Asynchronous Complementary type D-Type Reset Rising Edge SOIC-16 Flip Flops ROHSToshibaFlip Flops74HC112D
SO-16-40℃~+125℃ 0ns 1 16ns 17ns@5V,15pF 2 2V~6V 3.5pF 66MHz 74HC Series Asynchronous Falling Edge JK-Type Set and Reset SOIC-16 Flip Flops ROHSNexperiaFlip FlopsHEF4027BT
SO-16-40℃~+85℃ 15MHz 16uA 1、1 2 30ns@15V,50pF 3V~15V 3mA 3mA 5ns 5ns 7.5pF Asynchronous Complementary type JK-Type Rising Edge Set and Reset SOIC-16-150mil Flip Flops ROHSNexperiaFlip Flops74HCT174D-Q100118
SO-16-40℃~+125℃ 3.5pF 35ns@4.5V,50pF 4.5V~5.5V 4mA 5.2mA 6 69MHz 74HCT Series 8uA D-Type Reset Rising Edge SO-16 Flip Flops ROHSNexperiaFlip Flops74AC175SC
SOIC-16-40℃~+85℃ 244MHz 24mA 24mA 2V~6V 4 4.5pF 40uA 74AC Series 9.5ns@5V,50pF Complementary D-Type Reset Rising Edge SOIC-16 Flip Flops ROHSonsemiFlip Flops74ACT109SC
SOIC-16-40℃~+85℃ 1 11ns@5V,50pF 2 20uA 210MHz 24mA 24mA 4.5V~5.5V 4.5pF 74ACT Series Complementary JK-Type Set and Reset SOIC-16 Flip Flops ROHSonsemiFlip Flops