PI6CV857 View Datasheet(PDF) - Pericom Semiconductor

Part Name

Description

MFG CO.

PI6CV857

PLL Clock Driver for 2.5V DDR-SDRAM Memory

Pericom Semiconductor 

1 2 3 4 5 6 7 8 9 10

PI6CV857

PLL Clock Driver

for 2.5V DDR-SDRAM Memory 1122334455667788990011223344556677889900112233445566778899001122112233445566778899001122334455667788990011223344556677889900112211223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122

Yx, FBOUT

Yx, FBOUT

Yx, FBOUT

Yx, FBOUT

tcycle n

1

fO

t jit(per) = t cycle n

1

fO

Figure 6. Period Jitter

Yx, FBOUT

Yx, FBOUT

thalf period n

1

fO

t n+1

half period

t jit(hper) = t half period n

1

2*fO

Figure 7. Half-Period Jitter

80%

20%

Clock Inputs

and Outputs

t sl(i), t sl(o)

t sl(i), t sl(o)

80%

V ID

20%

Figure 8. Input and Output Slew Rates

08-0298

9

PS8464F

11/06/08

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