Back to browse
PGA2500
Digitally Controlled Microphone Preamplifier
Schematic Symbol
Pin Configuration (28 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | GPO1 | output |
| 2 | GPO2 | output |
| 3 | GPO3 | output |
| 4 | GPO4 | output |
| 5 | OVR | output |
| 6 | DGND | power_in |
| 7 | ~{DCEN} | input |
| 8 | 0dB | input |
| 9 | ZCEN | input |
| 10 | SDI | input |
| 11 | ~{CS} | input |
| 12 | SCLK | input |
| 13 | SDO | output |
| 14 | VD- | power_in |
| 15 | VA- | power_in |
| 16 | V_{OUT}- | output |
| 17 | V_{OUT}+ | output |
| 18 | VA+ | power_in |
| 19 | VA+ | power_in |
| 20 | VA- | power_in |
| 21 | C_{S22} | output |
| 22 | C_{S21} | output |
| 23 | C_{S12} | output |
| 24 | C_{S11} | output |
| 25 | VIN_{COM} | power_in |
| 26 | V_{IN}- | input |
| 27 | V_{IN}+ | input |
| 28 | AGND | power_in |
Footprint
ConfirmedPackage_SO/SSOP-28_5.3x10.2mm_P0.65mm
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
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 |