W51300 Просмотр технического описания (PDF) - Winbond

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W51300

FLASH VR CONTROLLER

Winbond 

W51300

TYPICAL APPLICATION CIRCUIT (for reference only)

VDD

R2

R3

C2

Rosc

C3

Cd

MIC

C4

R1

R5

C1

8/16 Ω

SPEAKER

OSC

W51300

L_REC

VCCD

E_PLAY

VCCA

L_PLAY

RESET

MIC

MICREF

FWD

BWD

STOP

ERASE

AGC

VSSD

VSSA

SMODE

CPU

R4

LED

SPK+

SPK-

ADDR

DATA

CLK

MODE

CTRL

EOP

W55Fxx

ADDR

Cd

DATA

CLK

Vcc

MODE VSS

CTRL

EOP

Component List:

R1 = 470 KΩ

R2 = 1 K Ω

R3 = 8.2 KΩ

R4 = 220 Ω

Rosc = 620 KΩ

C1 = 4.7 µ F

C2 = 2.2 µF

C3 = C4 = 0.22 µ F

R5 = 5.1 K Ω

Cd = 0.1 µ F

Notes:

1. R1 and C1 can be adjusted for different AGC attack time and release time.

2. Set C3 = C4 to reduce ground noise.

- 11 -

Publication Release Date: April 1997

Revision A2

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