HT93LC46 データシートの表示（PDF） - Holtek Semiconductor

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HT93LC46

CMOS 1K 3-Wire Serial EEPROM

Holtek Semiconductor 

HT93LC46

ERAL

CS

tC D S

v e r ify

S ta n d b y

SK

DI

DO

WRAL

(1 ) 0

S ta r t b it

01 0

H ig h - Z

tS V

tH Z

b u s y re a d y

tP R

CS

tC D S

v e r ify

S ta n d b y

SK

DI

(1 ) 0 0 0 1

S ta r t b it

H ig h - Z

DO

DX

D0

tS V

tH Z

b u s y re a d y

tP R

Instruction Set Summary

Instruction

Comments

Start Bit Op Code

READ

Read data

1

10

ERASE

Erase data

1

11

WRITE

Write data

1

01

EWEN

Erase/Write Enable

1

00

EWDS

Erase/Write Disable

1

00

ERAL

Erase All

1

00

WRAL

Write All

1

00

Address

ORG=0   ORG=1

×8           ×16

A6~A0      A5~A0

A6~A0      A5~A0

A6~A0      A5~A0

11XXXXX 11XXXX

00XXXXX 00XXXX

10XXXXX 10XXXX

01XXXXX 01XXXX

Data

ORG=0 ORG=1

×8            ×16

D7~D0 D15~D0

—

D7~D0 D15~D0

—

—

—

D7~D0 D15~D0

Note: ″X″ stands for ″don′t care″

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

Rev. 2.10

6

January 16, 2014

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