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NEC DB2000 Service Manual page 130

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M5-TY0426
Bipolar Mixer Amplifier
1
AREF
2
AI
3
GND1
4
GND1
5
MO
6
MOX
7
VCC
8
LOX
Pin No.
Symbol
1
AREF
2
AI
3
GND1
4
GND1
5
MO
6
MOX
7
VCC
8
LOX
9
LO
10
GND2
11
MI
12
MIX
13
STB
14
GND1
15
AO
16
GC
P-TSSOP16
Function
Amplifier bias supply for signal input
Amplifier signal base input
Amplifier ground
Amplifier ground
Mixer signal open collector output
Mixer signal open collector output, inverted
Voltage supply total circuit
Mixer local oscillator signal base input, inverted
Mixer local oscillator signal base input
Mixer Ground
Mixer signal emitter input
Mixer signal emitter input, inverted
Standby mixer and bandgap
Amplifier ground
Amplifier signal open collector output
Amplifier gain control
IC101, IC102
16
GC
15
AO
14
GND1
13
STB
12
MIX
11
MI
10
GND2
9
LO

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