HT6P20B(2003) データシートの表示（PDF） - Holtek Semiconductor

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HT6P20B
(Rev.:2003)

2²⁴ OTP Encoder

Holtek Semiconductor 

HT6P20X Series

The HT6P20A/B/D detects the logic state of the internal programmed address and the external data pins, and then trans-

mits the detected information during the code period. Each address/data bit can be set to one of the following two logic

states:

fo s c

"O ne"

"Z e ro "

A d d re s s /

D a ta b it

Flowchart

P ow eron

No

T r a n s m is s io n

e n a b le d ?

Y es

A d d re s s /d a ta w o rd s

tr a n s m itte d

No

T r a n s m is s io n

s till e n a b le d

Y es

A d d re s s /d a ta w o rd s

tr a n s m itte d

c o n tin u o u s ly

S ta n d b y m o d e

No

PG M =0 ?

Y es

P r o g r a m m in g

m ode

No

P r o g r a m m in g

c o m p le te d ?

Y es

N o te : O n e tim e p r o g r a m m a b le

Rev. 1.40

4

June 20, 2003

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