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| IC901 XPC18A32FCR2 |
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| VIF | VA | VAFB |
| VDFB |
| VIFFB | GND | VC | VCO | VC |
| VCOUT | L1 | NC | PGND1 | PGND1 |
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| 42 | 41 | 40 |
| 39 |
| 38 | 37 | 36 | 35 | 34 |
| 33 | 32 | 31 | 30 | 29 |
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NC | 43 |
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| VG |
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| VG | 28 | L1 |
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| SERIAL PASS |
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| POWER |
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| REGULATOR VA |
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| RF1 | |||||||
VD 44 |
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| SWITCH 1 |
| PRE DRIVEER | PRE DRIVEER |
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| SERIAL PASS |
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| REGULATOR VD |
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VC2 | 45 |
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| SERIAL PASS |
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| INM1 | |
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| REGULATOR VIF |
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| XRST (INT) |
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| VC |
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| 25 | DTC1 | |
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XRST | 46 |
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| VC |
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| PWM | 24 | DTC2 |
CRST 47 |
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RSTREF | 48 |
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| VC |
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| 23 | RF2 |
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| VC |
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VREF | 49 |
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| BANDGAP |
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| 22 | INM2 | |
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| REFERENCE |
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| VC |
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| VG |
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VB | 50 |
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| 21 | PWM1 |
| VC |
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| VG |
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GND |
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| 20 | PWM2 | |
51 |
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| VSTB | VC | VB |
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| VB VC VG | VG |
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CLKSEL | 52 |
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| 19 | VG |
VAIFON | 53 |
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| VB |
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| 18 | LG | ||
FFCLR | 54 |
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| DC/DC | ||||
SLEEP | 55 |
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| CONTROL |
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| CONVERTOR |
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CLK | 56 |
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| 17 | PGND2 |
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| VSTB |
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| VG |
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| PWER |
| 16 | L2 | ||
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| PRE DRIVEER | ||||
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| SWITCH 2 |
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| VC | VB |
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| 15 | NC |
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| 1 | 2 | 3 | 4 | 5 | 6 |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
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| VLON | XWK1 | XWK2 | XWK3 | XWK4 | VSTV |
| VRMC | GND | VL | VLO | VL | L2 | PGND2 | PGND2 |
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