2 layers
SensorBoard 5v
knoerk/MicroGasExchange
Software, Circuits and PCB for microcontroller based gas exchange system
68 partsGPL-3.0
Overview
The PCA9516AD is a signal Buffers, Repeaters, Splitter made by NXP Semiconductors in a SO-16 package with 16 pins. -40℃~+85℃ 2-Wire Bus 2-Wire Bus 3V~3.6V 5 6pF Auto-enable、Bus capacitance isolation SO-16 Signal Buffers, Repeaters, Splitters ROHS.
PCBKit's library has its KiCad symbol (Interface_Expansion:PCA9516, 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 C6251053). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
Parameters
7- Features
- Auto-enable；Bus capacitance isolation
- Input Capacitance
- 6pF
- Input Type
- 2-Wire Bus
- Number of Channels
- 5
- Operating Temperature
- -40℃~+85℃
- Output Type
- 2-Wire Bus
- Voltage - Supply
- 3V~3.6V
Order codes
1- PCA9516AD,112LCSC C6251053
Pinout
16| Pin | Name | Type |
|---|---|---|
| 1 | SCL0 | Input/output |
| 2 | SDA0 | Input/output |
| 3 | SCL1 | Input/output |
| 4 | SDA1 | Input/output |
| 5 | EN1 | Input |
| 6 | SCL2 | Input/output |
| 7 | SDA2 | Input/output |
| 8 | GND | Power in |
| 9 | EN2 | Input |
| 10 | SCL3 | Input/output |
| 11 | SDA3 | Input/output |
| 12 | EN3 | Input |
| 13 | SCL4 | Input/output |
| 14 | SDA4 | Input/output |
| 15 | EN4 | Input |
| 16 | VCC | Power in |
Open-source boards using it
All 1Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/nxp/PCA9516AD" title="PCA9516AD in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/nxp/PCA9516AD.jpg" alt="PCA9516AD" width="1200" height="900">[](https://pcbkit.io/parts/nxp/PCA9516AD)Questions
Is there a KiCad symbol and footprint for the PCA9516AD?
Yes. The symbol is Interface_Expansion:PCA9516 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 PCA9516AD?
SO-16, with 16 pins. Its footprint is drawn on this page.
Where can I order the PCA9516AD?
JLCPCB lists it as part C6251053, with 0 in stock; the sellers' links on this page open their listings.
What can replace the PCA9516AD?
Parts like it in the library: the PCA9646D118 by NXP Semiconductors. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the PCA9516AD?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
