Back to browse
IS31FL3737
12x12 LED matrix driver with 8-bit PWM and breathing, QFN-40
Schematic Symbol
Pin Configuration (41 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | SW1 | input |
| 2 | SW2 | input |
| 3 | SW3 | input |
| 4 | PGND | power_in |
| 5 | SW4 | input |
| 6 | SW5 | input |
| 7 | SW6 | input |
| 8 | SW7 | input |
| 9 | SW8 | input |
| 10 | SW9 | input |
| 11 | PGND | passive |
| 12 | SW10 | input |
| 13 | SW11 | input |
| 14 | SW12 | input |
| 15 | CS1 | output |
| 16 | CS2 | output |
| 17 | CS3 | output |
| 18 | CS4 | output |
| 19 | PVCC | power_in |
| 20 | CS5 | output |
| 21 | CS6 | output |
| 22 | CS7 | output |
| 23 | CS8 | output |
| 24 | CS9 | output |
| 25 | CS10 | output |
| 26 | PVCC | power_in |
| 27 | CS11 | output |
| 28 | CS12 | output |
| 29 | AGND | power_in |
| 30 | RSET | passive |
| 31 | VCC | power_in |
| 32 | VIO | input |
| 33 | SYNC | input |
| 34 | SDA | bidirectional |
| 35 | SCL | input |
| 36 | ADDR | input |
| 37 | ~{INTB} | open_collector |
| 38 | ~{SDB} | input |
| 39 | IICRST | input |
| 40 | GND | power_in |
| 41 | GND | passive |
Footprint
ConfirmedPackage_DFN_QFN/QFN-40-1EP_5x5mm_P0.4mm_EP3.8x3.8mm
Pad Layout
—
—
—
—
—
—
—
—
—
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
Pads (50)
| Number | Type |
|---|---|
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | smd |
| — | 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 |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |
| 26 | smd |
| 27 | smd |
| 28 | smd |
| 29 | smd |
| 30 | smd |
| 31 | smd |
| 32 | smd |
| 33 | smd |
| 34 | smd |
| 35 | smd |
| 36 | smd |
| 37 | smd |
| 38 | smd |
| 39 | smd |
| 40 | smd |
| 41 | smd |