PCF5271CVM100 datasheet(43/56 Pages) FREESCALE

Part #	PCF5271CVM100

Description	32-bit Embedded Controller Division

PDF	56 Pages

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

Direct Link	http://www.freescale.com

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Preliminary Electrical Characteristics

MCF5271 Integrated Microprocessor Hardware Specification, Rev. 1.2

Freescale Semiconductor

Figure 10 shows an SDRAM read cycle.

Figure 10. SDRAM Read Cycle

Table 32. SDRAM Timing

NUM

Characteristic

Symbol

Min

Max

Unit

CLKOUT high to SDRAM address valid

tCHDAV

—9

CLKOUT high to SDRAM control valid

tCHDCV

—9

CLKOUT high to SDRAM address invalid

tCHDAI

1.5

—

CLKOUT high to SDRAM control invalid

tCHDCI

1.5

—

SDRAM data valid to CLKOUT high

tDDVCH

4—

CLKOUT high to SDRAM data invalid

tCHDDI

1.5

—

D71

NOTES:

D7 and D8 are for write cycles only.

CLKOUT high to SDRAM data valid

tCHDDVW

—9

D82

CLKOUT high to SDRAM data invalid

tCHDDIW

1.5

—

A[23:0]

RAS

D[31:0]

ACTV

NOP

PALL

NOP

RAS[1:0]

READ

Column

SD_CKE

SDWE

CAS[3:0]

1 DACR[CASL] = 2

CAS 1

NOP

Row

PCF5271CVM100 Datasheet(PDF) 43 Page - Freescale Semiconductor, Inc

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