8

FN2974.3

December 6, 2005

Timing Waveforms

NOTE: All timing measurements are made at 1.5V, unless otherwise noted.

FIGURE 2. WAVEFORMS FOR CLOCKS AND RESETS SIGNALS

FIGURE 3. WAVEFORMS FOR READY SIGNALS (FOR ASYNCHRONOUS DEVICES)

FIGURE 4. WAVEFORMS FOR READY SIGNALS (FOR SYNCHRONOUS DEVICES)

tEHYL

(13)

NAME

EFI

OSC

CLK

PCLK

CSYNC

RES

RESET

I/O

I

O

O

O

O

I

I

tYHYL

(14)

(12)

tYHEH

(20)

tCH1CH2

(29)

tOLCH

tELEL

(3)

(30)

tOLCL

(21)

tCL2CL1

(27)

tCLPH

(23)

tPLPH

tCLI1H

(16)

tCLCH

(19)

(17) tCLCL

tCLIL

(26)

(28)

tCLPL

(18)

tCHCL

(1)

tEHEL

(2)

tELEH

tPHPL

(22)

tI1HCL

(15)

tCLR1X

tR1VCH

(5)

tA1VR1V

(7)

(10)

tAYVCL

(8)

tCLAYX

(9)

(25)

tRYHCH

(11)

(24) tRYLCL

tCLA1X

(7)

tCLR1X

tR1VCL

(6)

CLK

RDY1, 2

AEN1

, 2

ASYNC

READY

CLK

RDY 1, 2

READY

ASYNC

AEN1, 2

(25)

tRYHCH

(24)

tRYLCL

tCLR1X

(8)

(4)

(7)

(9)

(11)

(7)

(6)

(10)

tR1VCL

tCLR1X

tCLA1X

tR1VCL

tAYVCL

tCLAYX

tA1VRIV

82C84A

82C84A