LA7775M 查看數據表（PDF） - SANYO -> Panasonic
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LA7775M Datasheet PDF : 5 Pages
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Pin Functions
Pin No.
1
Pin
RFGND
Pin voltage(V)
LA7775M
Notes
Equivalent circuit
2
LOOUT
3
LOCOM
4
LORES1
5
LORES2
6
RFVCC
7
IFOUT
Oscillator output after the limiting amplifier. This pin is used
3.3
when constructing a PLL synthesizer or related circuit. A 1-
kΩ external resistor is required when using this pin.
2
100 mA
1.2
4
When pin 19 is low, pin 4 is selected, when high, pin 5 is
1.9
selected.
3
0.8
3
T00079
5
Switching
circuit
19
T00080
4.1
A matching resistor for the SAW filter is built in.
4 pF
1 kΩ 1 kΩ
8 pF
330 Ω
7
0.5 mA
8
VCC
9
LIMITER
INPUT1
10
LIMITER
INPUT2
11
LMITER
BIAS
12
LIMITER
OUTPUT
T00081
1.5
9
1.5
Insert a 510-Ω resistor between pins 9 and 11 when using
1kΩ
this circuit.
11
1.5
10
330 Ω50kΩ
50kΩ
VCC
390 Ω
12
4.2
LIMITER AMP
T00082
T00083
Continued on next page.
No. 5736-3/5
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