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DAC7750xRHA
Single-Channel, 12bit Programmable Current Output DAC for 4-mA to 20-mA Current Loop Applications, VQFN-40
Schematic Symbol
Pin Configuration (41 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | NC | no_connect |
| 2 | ~{ALARM} | open_collector |
| 3 | GND | passive |
| 4 | GND | power_in |
| 5 | CLR | input |
| 6 | LATCH | input |
| 7 | SCLK | input |
| 8 | DIN | input |
| 9 | SDO | output |
| 10 | NC | no_connect |
| 11 | NC | no_connect |
| 12 | GND | passive |
| 13 | GND | passive |
| 14 | GND | passive |
| 15 | GND | passive |
| 16 | ISET-R | passive |
| 17 | REFOUT | output |
| 18 | REFIN | input |
| 19 | NC | no_connect |
| 20 | NC | no_connect |
| 21 | NC | no_connect |
| 22 | NC | no_connect |
| 23 | DVDD-EN | input |
| 24 | HART-IN | input |
| 25 | R3-SENSE | output |
| 26 | IOUT | output |
| 27 | BOOST | output |
| 28 | CAP1 | passive |
| 29 | CAP2 | passive |
| 30 | NC | no_connect |
| 31 | NC | no_connect |
| 32 | NC | no_connect |
| 33 | NC | no_connect |
| 34 | NC | no_connect |
| 35 | NC | no_connect |
| 36 | AVDD | power_in |
| 37 | GND | passive |
| 38 | NC | no_connect |
| 39 | DVDD | power_in |
| 40 | NC | no_connect |
| 41 | GND | passive |
Footprint
ConfirmedPackage_DFN_QFN/Texas_RHA_VQFN-40-1EP_6x6mm_P0.5mm_EP4.6x4.6mm_ThermalVias
Pad Layout
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41
Pads (67)
| Number | Type |
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| — | smd |
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| 1 | smd |
| 2 | smd |
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| 38 | smd |
| 39 | smd |
| 40 | smd |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | smd |
| 41 | smd |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |
| 41 | thru hole |