Kenwood NEXEDGE NX-900, Service Manual, Page: 71 / 115

NX-900
71
Pin No. Pin Name I/O Signal Type
Rating and Condition
Parameter Min Typ Max Unit
9 DGND - -
10 AGND - -
11 AI - Analog
Input Amplitude - 0.5 - Vp-p
Coupling Capacitor - 0.1 - µF
Input Impedance 22 - - k
Ω
12 AO O Analog
Output Amplitude - 50.0 - mVp-p
Coupling Capacitor - 0.1 - µF
Allowable Load 220 - - k Ω
13 AGND - -
14 50C - Power
Output Voltage
(Iout=200mA)
4.7 5.0 5.1 V
Output Current - - 100 mA
15
OPT9
(STON)
I Analog
Input Level - 3.3 - Vp-p
Coupling Capacitor - 0.01 - µF
Input Impedance 22 - - k Ω
16 DTI I Analog
Input Level - 0.6 - Vp-p
Coupling Capacitor - 0.1 - µF
Input Impedance 22 - - k
Ω
17 OPT8 I/O Digital/CMOS Out/CMOS Inwith Interrupt
VIH 2.7 - 3.5 V
VIL –0.3 - 0.7 V
VOH (Io=–2mA) 2.8 - 3.4 V
VOL (Io=2mA) - - 0.7 V
18 OPT11 I/O Digital/CMOS Out/CMOS In
VIH 2.7 - 3.5 V
VIL –0.3 - 0.7 V
VOH (Io=–2mA) 2.8 - 3.4 V
VOL (Io=2mA) - - 0.7 V
19 OPT7 I/O Digital/CMOS Out/CMOS Inwith Interrupt
VIH 2.7 - 3.5 V
VIL –0.3 - 0.7 V
VOH (Io=–2mA) 2.8 - 3.4 V
VOL (Io=2mA) - - 0.7 V
20 OPT2 I/O Digital/CMOS Out/CMOS Inwith Interrupt
VIH 2.7 - 3.5 V
VIL –0.3 - 0.7 V
VOH (Io=–2mA) 2.8 - 3.4 V
VOL (Io=2mA) - - 0.7 V
21 TXO O Analog
Output Level - 130 - mVp-p
Coupling Capacitor - 0.1 - µF
Allowable Load 100 - - k
Ω
22 RXEO O Analog
Output Level - 640 - mVp-p
Coupling Capacitor - 0.1 - µF
Allowable Load 100 - - k Ω
23 RXEI I Analog
Input Level - 640 - mVp-p
Coupling Capacitor 0.1 µF
Input Impedance 22 - - k Ω
TERMINAL FUNCTION