Mb1504L (Main Unit Ic-202) - Alinco DJ-F1T Servise Manual

■ MB1504L (MAIN UNIT IC-202)

(TOP VIEW)
OSC
in
OSC
out
3
vp
4
Vcc
5
Do
6
GND
7
LD
8
fin
Pin Function Table
NO. SYMBOL
I/O
1
O SC I
in
Cristal oscillator input
2 OSC
0
out
3 Voltage for charge-pump
V
p —
4 Vcc
Voltage for IC
—
0
5 Do Charge-pump output
6 GND
— Ground
7 LD
0 Lock detector output
8 fin I
Frequency input
9 Clock I
Serial interface (clock input)
10 Data I
Serial interface data input
11 LE I
Serial interface load enable input
12
FC
0 Do changer output
fr
13 O Reference Frequency output
o
14
Programmable counter output
fp
15
0
<t>P
Charge-pump output
16 < />R 0
1 16 4>R
2 15
< t > P
14
fp
13 fr
12 FC
LE
1 1
10 Data
Clock
9
RATING
4