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TUSS4470
Direct Drive Ultrasonic Sensor IC with Logarithmic Amplifier, WQFN-20
Schematic Symbol
Pin Configuration (21 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | OUT3 | output |
| 2 | DGND | power_in |
| 3 | ~{CS} | input |
| 4 | SCLK | input |
| 5 | SDI | input |
| 6 | SDO | tri_state |
| 7 | IO1 | input |
| 8 | IO2 | input |
| 9 | VOUT | output |
| 10 | VDD | power_in |
| 11 | INN | input |
| 12 | INP | input |
| 13 | SGND | power_in |
| 14 | GND | power_in |
| 15 | OUTA | tri_state |
| 16 | OUTB | tri_state |
| 17 | VDRV | power_in |
| 18 | FLT | bidirectional |
| 19 | OUT4 | output |
| 20 | VPWR | power_in |
| 21 | EPAD | passive |
Footprint
ConfirmedPackage_DFN_QFN/WQFN-20-1EP_4x4mm_P0.5mm_EP2.7x2.7mm_ThermalVias
Pad Layout
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2
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5
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11
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21
Pads (35)
| 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 |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | thru hole |
| 21 | thru hole |
| 21 | thru hole |
| 21 | thru hole |
| 21 | thru hole |
| 21 | smd |
| 21 | smd |
| 21 | thru hole |
| 21 | thru hole |
| 21 | thru hole |
| 21 | thru hole |