Back to browse
PCAL6408ABS
8-bit I2C-bus/SMBus I/O expander, 100 / 400 kHz (standard / fast-mode), interrupt output, 1.65 - 5.5V supply, VQFN-16
Schematic Symbol
Pin Configuration (17 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | ~{RESET} | input |
| 2 | P0 | bidirectional |
| 3 | P1 | bidirectional |
| 4 | P2 | bidirectional |
| 5 | P3 | bidirectional |
| 6 | V_{SS} | power_in |
| 7 | P4 | bidirectional |
| 8 | P5 | bidirectional |
| 9 | P6 | bidirectional |
| 10 | P7 | bidirectional |
| 11 | ~{INT} | open_collector |
| 12 | SCL | input |
| 13 | SDA | bidirectional |
| 14 | V_{DD(P)} | power_in |
| 15 | V_{DD(I2C)} | power_in |
| 16 | ADDR | input |
| 17 | V_{SS} | passive |
Footprint
ConfirmedPackage_DFN_QFN/VQFN-16-1EP_3x3mm_P0.5mm_EP1.6x1.6mm
Pad Layout
—
—
—
—
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Pads (21)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |