PXA270 datasheet(102/126 Pages) INTEL

Part #	PXA270

Description	Electrical, Mechanical, and Thermal Specification

PDF	126 Pages

Scroll/Zoom	100%

Manufacturer	INTEL [Intel Corporation]

Direct Link	http://www.intel.com

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102 / 126 page

6-38

Electrical, Mechanical, and Thermal Specification

Intel® PXA270 Processor

AC Timing Specifications

6.4.6.2

Variable-Latency I/O Write Timing

Figure 6-25 shows the timing for 32-bit VLIO memory writes. Table 6-20 list the timing

parameters used in Figure 6-25.

Figure 6-24. 32-Bit VLIO Read Timing

addr

addr + 1

addr + 2

addr + 3

0b00

0b00/0b01/0b10/0b11

0b0000

corresponding mask value

tvlioCD

tvlioRWA

tvlioRWD

tvlioRWA

tvlioRWD

tvlioRWA

tvlioRWD

tvlioDOH

tvlioDSOH

tvlioDOH

tvlioDSOH

tvlioDOH

tvlioDSOH

tvlioDOH

tvlioDSOH

tvlioRDYH

tvlioCEH

tvlioAH

tvlioASRWn

tvlioAH

tvlioASRWn

tvlioAH

tvlioASRWn

tvlioAH

tvlioASRW0

tvlioCES

tvlioAS

0 Waits

1 Wait

2 Waits

3 Waits

NOTE: MSC0[RDF0] = 3, MSC0[RDN0 = 2, MSC0[RRR0] = 1

CLK_MEM

nCS<0>

MA<25:2>

MA<1:0>(SA1110x='0')

MA<1:0>(SA1110x='1')

nOE

nPWE

RDnWR

RDY

RDY_sync

MD<31:0>

DQM<3:0>(SA1110x='0')

DQM<3:0>(SA1110x='1')

nCSx or nSDCSx

PXA270 Datasheet(PDF) 102 Page - Intel Corporation

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