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PGA4311
4-Channel Audio Volume Control, SPI Interface, +31.5dB to -95.5dB, SOIC-28W
Schematic Symbol
Pin Configuration (28 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | ~{MUTE} | input |
| 2 | AGND_1 | power_in |
| 3 | Ain-1 | input |
| 4 | AGND_1 | passive |
| 5 | Aout_1 | output |
| 6 | VA- | power_in |
| 7 | VA+ | power_in |
| 8 | Aout_3 | output |
| 9 | AGND_3 | power_in |
| 10 | Ain-3 | input |
| 11 | AGND_3 | passive |
| 12 | VD+ | power_in |
| 13 | SDI | input |
| 14 | ~{CS} | input |
| 15 | SCLK | input |
| 16 | SDO | output |
| 17 | DGND | power_in |
| 18 | AGND_4 | power_in |
| 19 | Ain-4 | input |
| 20 | AGND_4 | passive |
| 21 | Aout_4 | output |
| 22 | VA+ | passive |
| 23 | VA- | passive |
| 24 | Aout_2 | output |
| 25 | AGND_2 | power_in |
| 26 | Ain-2 | input |
| 27 | AGND_2 | passive |
| 28 | ZCEN | input |
Footprint
ConfirmedPackage_SO/SOIC-28W_7.5x17.9mm_P1.27mm
Pad Layout
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Pads (28)
| Number | Type |
|---|---|
| 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 |