Overview
The AD8109AST is an analog Switches, Multiplexer made by Analog Devices in a LQFP-80(12x12) package with 80 pins. -40℃~+85℃ 4.5V~5.5V LQFP-80(12x12) Video Interface ICs ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:AD8108AST, from EasyEDA) and its footprint (Package_QFP:LQFP-80_12x12mm_P0.5mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C3657367).
Symbol
Footprint
Parameters
2- Operating Temperature
- -40℃~+85℃
- Voltage - Supply
- 4.5V~5.5V
Order codes
1- AD8109ASTLCSC C3657367
Pinout
80| Pin | Name | Type |
|---|---|---|
| 1 | IN00 | Unspecified |
| 2 | AGND | Unspecified |
| 3 | IN01 | Unspecified |
| 4 | AGND | Unspecified |
| 5 | IN02 | Unspecified |
| 6 | AGND | Unspecified |
| 7 | IN03 | Unspecified |
| 8 | AGND | Unspecified |
| 9 | IN04 | Unspecified |
| 10 | AGND | Unspecified |
| 11 | IN05 | Unspecified |
| 12 | AGND | Unspecified |
| 13 | IN06 | Unspecified |
| 14 | AGND | Unspecified |
| 15 | IN07 | Unspecified |
| 16 | AGND | Unspecified |
| 17 | AVEE | Unspecified |
| 18 | AVCC | Unspecified |
| 19 | AVCC07 | Unspecified |
| 20 | OUT07 | Unspecified |
| 21 | AGND07 | Unspecified |
| 22 | AVEE06/07 | Unspecified |
| 23 | OUT06 | Unspecified |
| 24 | AGND06 | Unspecified |
| 25 | AVCC05/06 | Unspecified |
| 26 | OUT05 | Unspecified |
| 27 | AGND06 | Unspecified |
| 28 | AVEE04/05 | Unspecified |
| 29 | OUT04 | Unspecified |
| 30 | AGND04 | Unspecified |
| 31 | AVCC03/04 | Unspecified |
| 32 | OUT03 | Unspecified |
| 33 | AGND03 | Unspecified |
| 34 | AVEE02/03 | Unspecified |
| 35 | OUT02 | Unspecified |
| 36 | AGND02 | Unspecified |
| 37 | AVCC01/02 | Unspecified |
| 38 | OUT01 | Unspecified |
| 39 | AGND01 | Unspecified |
| 40 | AVEE00/01 | Unspecified |
| 41 | OUT00 | Unspecified |
| 42 | AGND00 | Unspecified |
| 43 | AVCC00 | Unspecified |
| 44 | AVCC | Unspecified |
| 45 | AVEE | Unspecified |
| 46 | AGND | Unspecified |
| 47 | NC | Unspecified |
| 48 | D3 | Unspecified |
| 49 | D2 | Unspecified |
| 50 | D1 | Unspecified |
| 51 | D0 | Unspecified |
| 52 | A2 | Unspecified |
| 53 | A1 | Unspecified |
| 54 | A0 | Unspecified |
| 55 | SER/PAR | Unspecified |
| 56 | UPDATE# | Unspecified |
| 57 | DATAIN | Unspecified |
| 58 | CLK | Unspecified |
| 59 | DATAOUT | Unspecified |
| 60 | CE# | Unspecified |
| 61 | RESET# | Unspecified |
| 62 | DGND | Unspecified |
| 63 | DVCC | Unspecified |
| 64 | NC | Unspecified |
| 65 | NC | Unspecified |
| 66 | NC | Unspecified |
| 67 | NC | Unspecified |
| 68 | NC | Unspecified |
| 69 | NC | Unspecified |
| 70 | NC | Unspecified |
| 71 | NC | Unspecified |
| 72 | NC | Unspecified |
| 73 | NC | Unspecified |
| 74 | NC | Unspecified |
| 75 | NC | Unspecified |
| 76 | NC | Unspecified |
| 77 | NC | Unspecified |
| 78 | NC | Unspecified |
| 79 | DVCC | Unspecified |
| 80 | DGND | Unspecified |
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Is there a KiCad symbol and footprint for the AD8109AST?
Yes. The symbol is EasyEDA_Cloud:AD8108AST and the footprint Package_QFP:LQFP-80_12x12mm_P0.5mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the AD8109AST?
LQFP-80(12x12), with 80 pins. Its footprint is drawn on this page.
Where is the AD8109AST datasheet?
Analog Devices publishes it: the Datasheet link on this page opens it.
Where can I order the AD8109AST?
JLCPCB lists it as part C3657367, with 0 in stock; the sellers' links on this page open their listings.
What can replace the AD8109AST?
Parts like it in the library: the AD8108AST by Analog Devices and the AD8111AST by Analog Devices. Check their datasheets: a part that fits the footprint may still differ in its ratings.
