Alinco DR-620, Service Manual

Page: 15 / 56

EE-P ROM
Block Diagram
15) BR24C64F-E2 (XA0669)
AO 1
A1 2
A2 3
GND 4
64K bit E E P R O M A R R A Y
p á b it
A D D R E S S
D E C O D E R
h
13bit
N
SLAVE^WORD
ADDRESS REGISTER
DATA
R E G IS T E R
START STOP
C O N T R O L C IR C U IT
I
ACK
H
4
H IG H VOLTAGE VOLTAGE
r
5
G E N E R A TO R D E T E C T O R
a Vcc
7 WP
e SCL
5 SDA
Pin Assignment
Vcc WP SCL SDA
O
BR24Ce4/F
AO A1 A2 GND
15