93C66A-ESLASHMS datasheet(5/28 Pages) MICROCHIP

5 / 28 page

DS21795C-page 5

93AA66A/B/C, 93LC66A/B/C, 93C66A/B/C

FIGURE 1-1:

SYNCHRONOUS DATA TIMING

TABLE 1-3:

INSTRUCTION SET FOR X 16 ORGANIZATION (93XX66B OR 93XX66C WITH ORG = 1)

TABLE 1-4:

INSTRUCTION SET FOR X 8 ORGANIZATION (93XX66A OR 93XX66C WITH ORG = 0)

Instruction

Opcode

Address

Data In

Data Out

Req. CLK Cycles

ERASE

A7 A6 A5 A4 A3 A2 A1 A0

—

(RDY/BSY)11

ERAL

XXX

—

(RDY/BSY)11

EWDS

XXX

—High-Z

EWEN

XXX

—High-Z

READ

A7 A6 A5 A4 A3 A2 A1 A0

—

D15 – D0

WRITE

A7 A6 A5 A4 A3 A2 A1 A0

D15 – D0

(RDY/BSY)27

WRAL

XXX

D15 – D0

(RDY/BSY)27

Instruction

Opcode

Address

Data In

Data Out

Req. CLK

Cycles

ERASE

A8 A7 A6 A5 A4 A3 A2 A1 A0

—

(RDY/BSY)12

ERAL

XXX

—

(RDY/BSY)12

EWDS

XXX

—High-Z

EWEN

XXX

—High-Z

READ

A8 A7 A6 A5 A4 A3 A2 A1 A0

—

D7 – D0

WRITE

A8 A7 A6 A5 A4 A3 A2 A1 A0

D7 – D0

(RDY/BSY)20

WRAL

XXX

D7 – D0

(RDY/BSY)20

VIH

VIL

VIH

VIL

VIH

VIL

VOH

VOL

VOH

VOL

CLK

(Read)

(Program)

TCSS

TDIS

TCKH

TCKL

TDIH

TPD

TCSH

TPD

TCZ

Status Valid

TSV

TCZ

Note:

TSV is relative to CS.

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