IC804 |
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| ALARM W REGISTER |
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| 10 | VDD |
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| COMPARATOR W |
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| VOLTAGE |
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| (WEEK,MIN,HOUR) |
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| 32KHz |
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| DETECT |
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32K OUT | 1 |
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OUTPUT | ALARM D REGISTER |
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| CONTROL | COMPARATOR D |
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| (MIN,HOUR) |
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| 9 | OSC IN |
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| TIME COUNTER | DIV | DIVIDER | OSC |
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| (SEC,MIN,HOUR,WEEK,DAY,MONTH,YEAR) | CORRECTION |
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SCLK | 2 |
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| 8 | OSC OUT |
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| I/O | ADDRESS | ADDRESS |
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| REGISTER | DECORDER |
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| 7 | CE | |
SO | 3 | CONTROL |
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| OSC | ||
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SI | 4 |
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| DETECT |
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| 6 | /INTR | ||
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| SHIFT REGISTER | INTERRUPT CONTROL |
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VSS | 5 |
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IC901 |
| MPC18A31FTA |
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| CHGSW |
| CHGB | CHGMON |
| VREF |
| VB |
| CLK | RSTREF |
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| CRST | XRST | VRMC | VBTB | FFCLR |
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| 48 |
| 47 | 46 |
| 45 |
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| 43 | 42 |
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| 41 | 40 | 39 | 38 | 37 |
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| DCIN |
| VB |
| DCIN |
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DCIN | 1 |
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| FFCLR | XRST |
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RS | 2 |
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| VC |
| SYSTEM | 36 | SLEEP |
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| BANDGAP |
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INM5 | 3 |
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| CONTROL | 35 | XWK1 | ||
| DCIN |
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| REFERENCE |
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| 34 | XWK2 | ||||
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| VC |
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| VC |
| VC VB |
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| 33 | XWK3 | ||||
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| – |
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| SAW | 32 | XWK4 | |
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RF5 | 4 |
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| VC |
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| 31 | VCIN |
BATM | 5 |
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| VC | VG |
| 30 | VC |
INM3 | 6 |
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INP3 | 7 |
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| VREG |
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| 29 | VCON |
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RF3 | 8 |
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– |
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| PWM |
| 28 | L1 | |||
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| PRE DRIVER |
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| RF1 |
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FB | 9 |
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| 27 | PGND |
VREG | 10 |
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| VR |
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| VC |
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| – |
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| VC |
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| VG |
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VLD | 11 |
| RF4 |
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| DC/DC |
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VR 12 |
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| CONVERTER |
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| PWM |
| 26 | L2 | |||||
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| + | – |
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| – | + |
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| PRE DRIVER |
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| RF2 |
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| 25 | VROUT |
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| 13 | 14 | 15 | 16 | 17 18 | 19 | 20 | 21 | 22 | 23 |
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| RF4 | INM4 | SERON | PWMVC | SWVG | GND | VG | INM2 | DTC | INM1 |
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| RF1 |
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| – 45 – |
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