Kenwood NX-900 Service Manual page 69
800mhz digital transceiver
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Also See for NX-900:
- Instruction manual (39 pages) ,
- Instruction manual (116 pages) ,
- Function reference (608 pages)
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Pin Name I/O
OPT5
I/O Digital/CMOS Out/CMOS In
DGND
-
-
AGND
-
-
OPT9
I
Analog
(STON)
DTI
I
Analog
OPT8
I/O Digital/CMOS Out/CMOS In with Interrupt
OPT11
I/O Digital/CMOS Out/CMOS In
OPT7
I/O Digital/CMOS Out/CMOS In with Interrupt
OPT2
I/O Digital/CMOS Out/CMOS In with Interrupt
TXO
O
Analog
RXEO
O
Analog
RXEI
I
Analog
TXI
I
Analog
OPT6
I/O Digital/CMOS Out/CMOS In
TERMINAL FUNCTION
Signal Type
VIH
VIL
VOH (Io=–2mA)
VOL (Io=2mA)
Input Level
Coupling Capacitor
Input Impedance
Input Level
Coupling Capacitor
Input Impedance
VIH
VIL
VOH (Io=–2mA)
VOL (Io=2mA)
VIH
VIL
VOH (Io=–2mA)
VOL (Io=2mA)
VIH
VIL
VOH (Io=–2mA)
VOL (Io=2mA)
VIH
VIL
VOH (Io=–2mA)
VOL (Io=2mA)
Output Level
Coupling Capacitor
Allowable Load
Output Level
Coupling Capacitor
allowable Load
Input Level
Coupling Capacitor
Input Impedance
Input Level
Coupling Capacitor
Input Impedance
VIH
VIL
VOH (Io=–2mA)
VOL (Io=2mA)
Rating and Condition
Parameter
Min
2.7
–0.3
2.8
-
-
-
22
-
-
22
2.7
–0.3
2.8
-
2.7
–0.3
2.8
-
2.7
–0.3
2.8
-
2.7
–0.3
2.8
-
-
-
100
-
-
100
-
22
-
22
2.7
–0.3
2.8
-
NX-900
Typ
Max
Unit
-
3.5
V
-
0.7
V
-
3.4
V
-
0.7
V
3.3
-
Vp-p
0.01
-
µF
-
-
kΩ
0.6
-
Vp-p
0.1
-
µF
-
-
kΩ
-
3.5
V
-
0.7
V
-
3.4
V
-
0.7
V
-
3.5
V
-
0.7
V
-
3.4
V
-
0.7
V
-
3.5
V
-
0.7
V
-
3.4
V
-
0.7
V
-
3.5
V
-
0.7
V
-
3.4
V
-
0.7
V
130
-
mVp-p
0.1
-
µF
-
-
kΩ
640
-
mVp-p
0.1
-
µF
-
-
kΩ
640
-
mVp-p
0.1
µF
-
-
kΩ
130
-
mVp-p
0.1
µF
-
-
kΩ
-
3.5
V
-
0.7
V
-
3.4
V
-
0.7
V
69
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