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W83194BR-645 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - CLOCK GENERATOR - Winbond

भाग संख्या W83194BR-645
समारोह CLOCK GENERATOR
मैन्युफैक्चरर्स Winbond 
लोगो Winbond लोगो 
पूर्व दर्शन
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W83194BR-645 pdf
W83194BR-645
Table of Contents-
1. GENERAL DESCRIPTION ..........................................................................................................1
2. FEATURES ..................................................................................................................................1
3. PIN CONFIGURATION ................................................................................................................2
4. BLOCK DIAGRAM .......................................................................................................................2
5. PIN DESCRIPTION......................................................................................................................3
5.1 Crystal I/O ........................................................................................................................3
5.2 CPU, ZCLK, SDRAM, PCI Clock Outputs .......................................................................3
5.3 I2C Control Interface........................................................................................................4
5.4 Fixed Frequency Outputs ................................................................................................4
5.5 Power Management Pins.................................................................................................5
5.6 Power Pins.......................................................................................................................5
6. FREQUENCY SELECTION BY HARDWARE OR SOFTWARE .................................................7
7. I2C CONTROL AND STATUS REGISTERS ................................................................................9
7.1 Register 4: Frequency Select Register (default = 0) .......................................................9
7.2 Register 5: CPU, SDRAM Clock Register (1 = Enable, 0 = Stopped).............................9
7.3 Register 6 PCI Clock Register (1 = Enable, 0 = Stopped) ............................................11
7.4 Register 7 48 MHz, ZCLK, REF Clock Register (1 = Enable, 0 = Stopped)..................11
7.5 Register 8: AGP Control Register (1 = Enable, 0 = Stopped) .......................................11
7.6 Register 9: Watchdog Control Register .........................................................................13
7.7 Register 10: Watchdog Timer Register .........................................................................13
7.8 Register 11: M/N Program Register...............................................................................14
7.9 Register 12: M/N Program Register...............................................................................14
7.10 Register 13: Spread Spectrum Programming Register .................................................14
7.11 Register 14: Divisor and Step-less Enable Control Register.........................................15
7.12 Register 15: CPU_ZCLK Skew Control Register...........................................................15
7.13 Register 16: CPU_AGP_SKEW.....................................................................................15
7.14 Register 17: Skew Control Register...............................................................................16
7.15 Register 18: Winbond Chip ID Register (Read Only) ....................................................16
7.16 Register 19: Winbond Chip ID Register (Read Only) ....................................................16
7.17 Ratio Selection Table.....................................................................................................17
8. ACCESS INTERFACE ...............................................................................................................19
8.1 Block Write Protocol ......................................................................................................19
8.2 Block Read Protocol ......................................................................................................19
8.3 Byte Write Protocol ........................................................................................................19
8.4 Byte Read Protocol ........................................................................................................19
9. ORDERING INFORMATION......................................................................................................20
10. HOW TO READ THE TOP MARKING.......................................................................................20
11. PACKAGE DRAWING AND DIMENSIONS...............................................................................21
12. REVISION HISTORY .................................................................................................................22
- II -

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डाउनलोड[ W83194BR-645 Datasheet.PDF ]


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