Kenwood NX-800 Service Manual page 118

NX-800
Pin No. Pin Name
TXD1
3 Serial data output 1.
RS-232C level.
AUXIO9
4
AUX input/output 9.
DI
5
Data signal input.
MI2
6
External MIC input.
7 GND (Ground)
AUXIO8
8
AUX input/output 8.
TXD2
9 Serial data output 2.
TTL level.
RXD2
10 Serial data input 2.
TTL level.
11 GND (Ground)
AUXIO7/
BER_DATA
12
AUX input/output 7.
BER data input.
AUXIO6/
BER_CLK
13
AUX input/output 6.
BER CLK input.
SB
14 Power output after
power switch.
AUXO2
15
AUX output 2.
AUXO1
16
AUX output 1.
AFO
17 RX fi ltered audio
output.
118
TERMINAL FUNCTION
I/O A/D
Voltage Swing (3kΩ Load)
O Digital Baud Rate
CL
VIH
VIL
I/O Digital
VOH (Io=–1.5mA)
VOL (Io=1.5mA)
Input Voltage range (STD Deviation)
I Analog
Freq Response (STD Dev.) 20~9600Hz
Audio Level (STD Deviation)
I Analog Allowable Freq
Input Impedance
- GND
VIH
VIL
I/O Digital
VOH (Io=–1.5mA)
VOL (Io=1.5mA)
VOH (Io=–1.5mA)
O Digital VOL (Io=1.5mA)
CL
VIH
I Digital VIL
CL
- GND
VIH
VIL
I/O Digital
VOH (Io=–1.5mA)
VOL (Io=1.5mA)
VIH
VIL
I/O Digital
VOH (Io=–1.5mA)
VOL (Io=1.5mA)
Voltage
- Power
Supply Current
The type of this port is open collector.
O Digital VOL
IOL
The type of this port is open collector.
O Digital VOL
IOL
Output Level
Coupling Capacitor
O Analog
Allowable Load
Allowable freq
Rating and Condition
Parameter Min Typ Max
±5 ±9
11520
100
4 - 5.2
–0.5 - 1
4 - 5.2
- - 1.1
- 0.5 -
–3 3
- 5 -
300 3000
- 600 -
4 - 5.2
–0.5 - 1
4 - 5.2
- - 1.1
3.7 - 5.2
- - 1.1
100
2.8 - 5.2
- - 0.65
100
4 - 5.2
–0.5 - 1
3.7 - 5.2
- - 1.1
4 - 5.2
–0.5 - 1
3.7 - 5.2
- - 1.1
This parameter depends on Battery Voltage
- - 2
0.4
–500
0.4
–500
0.7
0.1
100 - -
300 3000
Unit
V
bps
pF
V
V
V
V
Vp-p
dB
mVrms
Hz
Ω
V
V
V
V
V
V
pF
V
V
pF
V
V
V
V
V
V
V
V
A
V
mA
V
mA
Vp-p
µF
kΩ
Hz