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SN74AS109AD on a board, in 3D

SN74AS109AD

Texas Instruments

0℃~+70℃ 1 105MHz 17mA 2 20mA 2mA 4.5V~5.5V 74AS Series 9ns@5V,50pF Complementary type JK-Type Rising Edge Set and Reset SOIC-16 Flip Flops ROHS

Extended
DatasheetJLCPCBLCSCti/SN74AS109AD
Category
Flip Flops
Package
SOIC-16
Pins
16

Overview

The SN74AS109AD is a flip Flop made by Texas Instruments in a SOIC-16 package with 16 pins. 0℃~+70℃ 1 105MHz 17mA 2 20mA 2mA 4.5V~5.5V 74AS Series 9ns@5V,50pF Complementary type JK-Type Rising Edge Set and Reset SOIC-16 Flip Flops ROHS.

PCBKit's library has its KiCad symbol (74xx:74LS109, from KiCad's library) and its footprint (Package_SO:SOIC-16_3.9x9.9mm_P1.27mm, from KiCad's library), ready for a KiCad board. 10 are in stock at JLCPCB (part C1550095).

Symbol

R1J2K3C4S5Q6Q7
74xx:74LS109From KiCad's library

Footprint

12345678910111213141516
Package_SO:SOIC-16_3.9x9.9mm_P1.27mmFrom KiCad's library

Parameters

17
Clock Frequency
105MHz
Current - Output High(IOH)
2mA
Current - Output Low(IOL)
20mA
Function
Set and Reset
Hold Time
0ns
Number of Bits per Element
1
Number of Elements
2
Operating Temperature
0℃~+70℃
Output Type
Complementary
Propagation Delay
9ns@5V,50pF
Quiescent Current
17mA
Series
74AS Series
Setup Time
10ns
Synchronous/Asynchronous
Asynchronous
Trigger Type
Rising Edge
Type
JK-Type
Voltage - Supply
4.5V~5.5V

Order codes

1

Pinout

16
The pins of the SN74AS109AD
PinNameType
1RInput
2JInput
3KInput
4CInput
5SInput
6QOutput
7QOutput
8GNDPower in
9QOutput
10QOutput
11SInput
12CInput
13KInput
14JInput
15RInput
16VCCPower in

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Questions

Is there a KiCad symbol and footprint for the SN74AS109AD?

Yes. The symbol is 74xx:74LS109 and the footprint Package_SO:SOIC-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 SN74AS109AD?

SOIC-16, with 16 pins. Its footprint is drawn on this page.

Where is the SN74AS109AD datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the SN74AS109AD?

JLCPCB lists it as part C1550095, with 10 in stock; the sellers' links on this page open their listings.

What can replace the SN74AS109AD?

Parts like it in the library: the 74F112SC by onsemi, the SN74HCS74D by Texas Instruments, the SN74HCS74PW by Texas Instruments and the SN74HCS74QDRQ1 by Texas Instruments. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8