MC146818AL View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

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MC146818AL

REAL-TIME CLOCK PLUS RAM

Motorola => Freescale 

VDD Pin

Ov

RESET Pin

CKOUT Pin

FIGURE 7 – POWER-UP

~~

VDD Pin

Ov

PS Pin .

~ The VRT bit is set to a ,1’, by reading Register d. The VRT bit mn only be cleared by pulling the PS pin low (see REGISTER D ($OD)).

MOTOROLA

@

Semiconductor Products Inc.

7

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