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| HFA3766 Datasheet, PDF (6/11 Pages) Intersil Corporation – 400MHz AGC Quadrature IF Modulator/Demodulator | |||
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HFA3766
Pin Descriptions (Continued)
PIN
SYMBOL
DESCRIPTION
55
AGC2_OUT- Positive output of AGC ampliï¬er 2. Requires AC coupling.
56
AGC2_OUT+ Negative output of AGC ampliï¬er 2. Requires AC coupling.
57
AGC2_PE Digital input control to enable the AGC ampliï¬er 2. Enable logic level is High.
58
AGC2_VCC Supply pin for the AGC ampliï¬er 2. Use high quality decoupling capacitors right at the pin.
59
GND
Ground. Connect to a solid ground plane.
60
AGC2_VAGC AGC ampliï¬er 2, AGC control input.
61
AGC2_BYP+ DC feedback pin for AGC ampliï¬er 2. Requires good decoupling and minimum wire length to a solid signal
ground.
62
AGC2_IN+ Non-inverting analog input of AGC ampliï¬er 2.
63
GND
Ground. Connect to a solid ground plane.
64
AGC2_IN- Inverting input of AGC ampliï¬er 2.
65
AGC2_BYP- DC feedback pin for AGC ampliï¬er 2. Requires good decoupling and minimum wire length to a solid signal
ground.
66 - 73
GND
Ground. Connect to a solid ground plane.
74
AGC1_VCC AGC ampliï¬er 1 supply pin. Use high quality decoupling capacitors right at the pin.
75
AGC1_OUT- Negative output of AGC ampliï¬er 1. Requires AC coupling.
76
AGC1_OUT+ Positive output of AGC ampliï¬er 1. Requires AC coupling.
77
AGC1_PE Digital input control to enable the AGC ampliï¬er 1. Enable logic level is High.
78
AGC1_VCC AGC ampliï¬er 1 supply pin. Use high quality decoupling capacitors right at the pin.
79
GND
Ground. Connect to a solid ground plane.
80
AGC1_VAGC AGC ampliï¬er 1, AGC control input.
6
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