19
TK-6110
• Shift Register 2 (TX-RX unit IC701)
Pin No.
Port
Name
Action
4
Q1
AM1
Audio mute 1
L : Mute, H : Unmute
5
Q2
REG1
Modem REG1
6
Q3
REG2
Modem REG2
7
Q4
PD
DTMF PD
14
Q5
AUX
ACC AUX
13
Q6
–
Not used
12
Q7
AM2
Audio mute 2
L : Unmute, H : Mute
11
Q8
–
Not used
• Shift Register 3 (TX-RX unit IC702)
Pin No.
Port
Name
Action
4
Q1
BLC
LCD, KEY back light SW
L : OFF, H : ON
5
Q2
RXLED
Busy LED SW
L : ON, H : OFF
6
Q3
TXLED
TX LED SW
L : ON, H : OFF
7
Q4
MM
Modem, GE-STAR
L : Mute, H : Unmute
14
Q5
HRC
Horn alert control SW
L : OFF, H : ON
13
Q6
MC1
Internal MIC SW
L : Mute, H : Unmute
12
Q7
MC2
External MIC SW
L : Mute, H : Unmute
11
Q8
–
Not used
• Shift Register 4 (TX-RX unit IC703)
Pin No.
Port
Name
Action
4
Q1
PTTO
GE-STAR, Scrambler PTT
5
Q2
CLRC
Scrambler CLR code
L : ON, H : OFF
6
Q3
CHBS
GE-STAR Channel Busy
7
Q4
EMRG
GE-STAR EMRG
14
Q5
COD1
Scrambler code set
13
Q6
COD2
Scrambler code set
12
Q7
COD3
Scrambler code set
11
Q8
COD4
Scrambler code set
RF Final Amplifier : 2SC2540 (TX-RX Unit Q6,Q7)
• Absolute maximum ratings
Symbol
Parameter
Condition
Rating
V
CBO
Collector to base voltage
35V
V
EBO
Emitter to base voltage
4V
V
CEO
Collector to emitter voltage
R
BE
=
∞
17V
I
C
Collector current
10A
P
C
Collector dissipation
75W
Tj
Junction temperature
+175
°
C
Tstg
Storage temperature
–55~+175
°
C
Audio Power Amplifier : TDA1519A
(TX-RX Unit IC102)
• Block Diagram
• Terminal function
Pin No.
Symbol
Description
1
NINV
Non-inverting input
2
GND1
Ground (signal)
3
RR
Supply voltage ripple rejection
4
OUT1
Output 1
5
GND2
Ground (substrate)
6
OUT2
Output 2
7
Vp
Positive supply voltage
8
M/SS
Mute/stand-by switch
9
INV
Inverting input
SEMICONDUCTOR DATA
1
60k
Ω
mute switch
Cm
VA
183
Ω
18.1k
Ω
power
stage
4
8
Vp
stand-by
switch
VA
+
–
stand-by
reference
voltage
mute
switch
+
+
+
–
mute
reference
voltage
15k
Ω
x1
3
18.1k
Ω
183
Ω
60k
Ω
VA
mute switch
Cm
power
stage
6
input
reference
voltage
signal
ground
Vp
power
ground
(substrate)
5
7
2
9