HFA3667 데이터 시트보기 (PDF) - Intersil
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HFA3667 Datasheet PDF : 6 Pages
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Pin Descriptions
PIN NUMBER
NAME
1
IF_IN+
2
TXM_VCC1
4
LO_IN
5
LO_BY
3, 6, 8, 9, 13, 16, 19,
21, 22, 24, 26
GND
7
TX_PE
10
PRE_OUT
11
PRE_VCC2
12
STG2_IN
14
AGC_CTRL
15
PRE_VCC3
17
PRE_VCC1
18
STG1_OUT
20
PRE_IN
23
TXM_VCC2
25
TXM_RF
27
TXM_VCC3
28
IF_IN-
HFA3667
DESCRIPTION
Transmit Mixer Positive IF Input. Requires DC blocking capacitor.
Mixer Power Supply Pin.
Local Oscillator Input. Requires DC blocking capacitor.
Local Oscillator Input Bypass. Requires high quality decoupling to ground.
Internal Circuits Ground Returns.
Power Enable Control Input. HIGH for normal operation. LOW for power down.
Second Stage Preamplifier Output. Requires DC blocking capacitor.
Second Stage Preamplifier Power Supply Pin. Use high quality decoupling capacitors.
Second Stage Preamplifier Input. Requires DC blocking capacitor.
Preamplifiers Gain control DC Voltage input.
Preamplifiers Bias Power Supply Pin. Use high quality decoupling capacitors.
First Stage Preamplifier Power Supply Pin. Use high quality decoupling capacitors.
First Stage Preamplifier Output. Requires DC blocking capacitor.
First Stage Preamplifier Input. Requires DC blocking capacitor.
Transmit Mixer Bias Power Supply Pin. Use high quality decoupling capacitors.
Transmit Mixer RF Output. Requires DC blocking capacitor.
Transmit Mixer Output Buffer Power Supply Pin. Use high quality decoupling capacitors.
Transmit Mixer Negative IF Input. Requires DC blocking capacitor.
2
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