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TheTTL - Al Kossow's Bitsavers

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TBP28S46<br />

4096 BITS (512 WORDS BY 8 BITS)<br />

STANDARD PROGRAMMABLE READ·ONLY MEMORIES WITH 3·STATE OUTPUTS<br />

logic symbol<br />

(S)<br />

AO<br />

171<br />

<strong>Al</strong><br />

(6)<br />

A2<br />

(5)<br />

A3<br />

(4)<br />

A4<br />

(3)<br />

AS<br />

(2)<br />

A6<br />

(1)<br />

A7<br />

(23)<br />

AS<br />

(21) ,.........."<br />

G4<br />

(19)<br />

G3<br />

(lS)<br />

G2<br />

(20)<br />

Gl I"-...<br />

TBP28S46<br />

PROM 512 X S<br />

0<br />

(9)<br />

A\}<br />

(10)<br />

A\}<br />

(11)<br />

A\}<br />

0 (13)<br />

>A511 A\}<br />

(14)<br />

A\}<br />

(15)<br />

A\1<br />

(16)<br />

A\}<br />

(17)<br />

s'" A\}<br />

&<br />

EN<br />

00<br />

01<br />

02<br />

03<br />

04<br />

05<br />

06<br />

07<br />

pin assignment<br />

TBP28S46<br />

JW OR NW PACKAGE<br />

(TOP VIEW)<br />

Vcc<br />

A7<br />

A6<br />

AS<br />

A5<br />

NC<br />

A4

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