81348 Datasheet, PDF (85/89 Pages) Intel Corporation – Two Integrated Intel XScale processors

Electrical Specifications—Intel^® 81348
Figure 25. PBI Output Timings
PBI Output Timings - READ
READ
A2D w/s
D2D w/s
Recovery w/s
A A Wn ... Wo D D Wm ... Wo D D Rn ... Ro
pbi_clk
A
Address
Address++
Tasc
Tah
CE#
Twce
Taso
OE#
Twoe
DATA(rd)
D
D
PBI Output Timings - WRITE
WRITE
A2D w/s
Recovery w/s
A A Wn ... Wo D D Rn ... Ro
pbi_clk
A
Address
CE#
Tasw
WE#
DATA(wr)
Tdsw
Twwe
Tahw
Tdhw
Notes:
(1) pbi_clk is provided as a virtual clock and is not available as an external signal.
(2) D2D Wait State Register is not available until B-step. A2D must be used for this value
for A-step.
(3) Timings are based on 66 MHz PBI_CLK.
December 2007
Order Number: 315038-003US
Intel^® 81348 I/ODParotacsehsesoert
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