HT93LC66(2009) 查看數據表（PDF） - Holtek Semiconductor

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HT93LC66
(Rev.:2009)

CMOS 4K 3-Wire Serial EEPROM

Holtek Semiconductor 

ERAL

CS

SK

DI

(1 ) 0 0 1 0

S ta r t b it

H ig h - Z

DO

WRAL

CS

SK

DI

(1 ) 0 0 0 1

S ta r t b it

H ig h - Z

DO

HT93LC66

tC D S

v e r ify

S ta n d b y

tS V

tH Z

b u s y re a d y

tP R

tC D S

v e r ify

S ta n d b y

DX

D0

tS V

tH Z

b u s y re a d y

tP R

Instruction Set Summary

HT93LC66

Instruction

Comments

Start Op

bit Code

Address

ORG=0 ORG=1

X8

X16

Data

ORG=0 ORG=1

X8

X16

READ

Read data

1

10

A8~A0 A7~A0

D7~D0 D15~D0

ERASE

WRITE

Erase data

Write data

1

11

1

01

A8~A0 A7~A0

A8~A0 A7~A0

¾

D7~D0 D15~D0

EWEN

Erase/Write Enable

1

00

11XXXXXXX 11XXXXXX

¾

EWDS

Erase/Write Disable

1

00

00XXXXXXX 00XXXXXX

¾

ERAL

WRAL

Erase All

Write All

1

00

10XXXXXXX 10XXXXXX

¾

1

00

01XXXXXXX 01XXXXXX

D7~D0 D15~D0

Note: ²X² stands for ²don¢t care²

Data should be written to the EEPROM in the format (8-bit or 16-bit mode) in which it is to be read.

Rev. 1.70

6

July 10, 2009

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