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CY25823 Datasheet(PDF) 6 Page - Cypress Semiconductor |
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CY25823 Datasheet(HTML) 6 Page - Cypress Semiconductor |
6 / 15 page CY25823 Document Number: 38-07579 Rev. *D Page 6 of 15 Bytes 2 through 5: Reserved Registers 1 1 0 1 Center ±0.80 1 1 1 0 Center ±1.00 1 1 1 1 Center ±1.10 Table 5. Spread Spectrum Select (Charge Pump = 11 and 01) SS3 SS2 SS1 SS0 Spread Mode Spread Amount % (Charge pump = 11) Spread Amount % (Charge pump = 01) 0 0 0 0 Down 0.80 0.90 0 0 0 1 Down 0.90 1.10 0 0 1 0 Down 1.20 1.40 0 0 1 1 Down 1.40 1.60 0 1 0 0 Down 1.60 2.00 0 1 0 1 Down 1.75 2.20 0 1 1 0 Down 2.20 2.75 0 1 1 1 Down 2.60 3.30 1 0 0 0 Center ±0.38 ±0.40 1 0 0 1 Center ±0.40 ±0.50 1 0 1 0 Center ±0.50 ±0.60 1 0 1 1 Center ±0.60 ±0.70 1 1 0 0 Center ±0.75 ±0.90 1 1 0 1 Center ±1.00 ±1.25 1 1 1 0 Center ±1.15 ±1.45 1 1 1 1 Center ±1.30 ±1.65 Byte1[7:2] Control Register Bit @Pup Pin# Name Pin Description 7 0 Reserved set equal to ‘0’ 6 0 Reserved set equal to ‘0’ 5 0 Reserved set equal to ‘0’ 4 0 Reserved set equal to ‘0’ 3 0 Reserved set equal to ‘0’ 2 1 11,12 CLKEN CLKOUT/CLKOUT# enable 0 =Disable, 1 = Enable Byte 1: [1:0] Control Register (Charge Pump Settings) Bit @Pup Default Value One Step Higher Than Default Two Steps Higher Than Default 10 0 1 1 00 0 1 0 Table 4. Spread Spectrum Select (Charge Pump = 00 or Default Condition) (continued) SS3 SS2 SS1 SS0 Spread Mode Spread Amount % Byte 6: Vendor/Revision ID Register Bit @Pup Pin# Name Pin Description 7 0 – – Revision ID Bit 3 6 0 – – Revision ID Bit 2 5 0 – – Revision ID Bit 1 [+] Feedback |
Similar Part No. - CY25823_11 |
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