iT3012E gigoptix, iT3012E Datasheet - Page 4

• Manufacturer Part Number: iT3012E
• Description: Differential-to-single- ended amplifier
• Manufacturer: gigoptix

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Operational Setup
Recommended
For pricing, delivery, and ordering information, please contact GigOptix at [phone],
e-mail: [e-mail], or visit our site at www.GigOptix.com.
capacitors optional
DC blocking
Diagram
Device
-5.0 V
DCin
/DCin
Input
/Din
Din
8 GHz Differential-to-Single-Ended Amplifier
Bias Conditions
For Vee = -5 V Bias Condition
• Apply +5.0 V at Vcc
• Apply -5 V at Vee
• Vcb2 = 0 V
• Vctrl=-2.7 V or open for maximum output voltage
• Vctrl from –2.7 V to –1 V for output voltage control
For Vee = -5.2 V Bias Conditions
• Apply +5 V at Vcc
• Apply -5.2 V at Vee
• Vcb2 = 0V
• Vctrl = -1.8V for maximum output voltage
• Vctrl from –1.8 V to –1 V for output voltage control
/DCin
DCin
1 µF
1kW
1kW
Vee
/
Din
Din
Vctrl
50W
iT3012E
50W
560 pF
Vee
1 µF
iT3012E
Vctrl
Vcb2
560 pF
Vcc
Q
1 µF
+5 V
Vcb2
Vcc
Q
4