Kenwood NX-820H Service Manual page 59
Uhf digital transceiver
Hide thumbs
Also See for NX-820H:
- Instruction manual (24 pages) ,
- Instruction manual (72 pages) ,
- Instruction manual (72 pages)
Table of Contents
Advertisement
Pin
Pin
Signal
I/O
No.
Name
Type
11
FNC6
I/O Digital
Programmable I/O
12
50MC
O
Power
5V DC Power supply
HR1
I
Analog Horn alert signal input
13
TXD2
O
Digital
(TTL)
HR2
O Analog Horn alert signal output
14
RXD2
(TTL
I
Digital
or RS-
232C)
15
GND
-
-
TERMINAL FUNCTION
Description
Item and Condition
VIH
VIL
VOH(Io=-1.5mA)
VOL(Io=1.5mA)
Output Voltage
Output Current
Input Voltage
Input Current
Rds (ON)
VOH(Io=-1.5mA)
VOL(Io=1.5mA)
Output Voltage
Output Current
Input Range
Threshold Low
Threshold High
Ground
NX-820H(G)/820H
Min
Typ
Max
Unit
4.0
-
5.2
V
-0.5
-
1.0
V
4.0
-
5.2
V
-
-
1.1
V
4.5
5.0
5.25
V
-
-
100
mA
5
-
16
V
-
-
2.0
A
-
55
108
m
4.0
-
5.2
V
-
-
1.1
V
-
-
16
V
-
-
2.0
A
-30
-
30
V
-
-
0.6
V
-
1.75
2.6
V
-
Note
59
Hide quick links:
Advertisement
Table of Contents
