參數(shù)資料
型號(hào): μPC1663
廠商: NEC Corp.
英文描述: Differential Input, Differential Output Wideband Amplifier IC(差分輸入、差分輸出寬帶放大器芯片)
中文描述: 差分輸入,差分輸出寬帶放大器集成電路(差分輸入,差分輸出寬帶放大器芯片)
文件頁(yè)數(shù): 5/16頁(yè)
文件大?。?/td> 93K
代理商: ΜPC1663
Data Sheet G11024EJ6V0DS00
5
μ
PC1663
TEST CIRCUIT
50
1 000 pF
1 k
V
CC–
0.1 F
1
2
3
4
8
7
6
5
50
IN
Z
S
= 50
Z
L
=
50
OUT
1 000 pF
950
0.1 F
0.1 F
V
CC+
Remark
Measurement value at
OUT connector should
be converced into DUT’s
output value at pin 5.
Remark
Definition and test circuit of each characteristic should be referred to application note ‘Usage of
μ
PC1663 (Document No. G12290E)’.
NOTES ON CORRECT USE
(1)
Observe precautions for handling because of electro-static sensitive devices.
(2)
Form a ground pattern as wide as possible to minimize ground impedance (to prevent undesired
oscillation).
(3)
The bypass capacitor should be attached to V
CC
line.
(4)
When gain between Gain 1 and Gain 2 is necessary, insert adjustment resistor (0 to 10 k
) between
G
1A
and G
1B
to determine gain value.
(5)
Due to high-frequency characteristics, the physical circuit layout is very critical. Supply voltage line
bypass, double-sided printed-circuit board, and wide-area ground line layout are necessary for stable
operation. Two signal resistors connected to both inputs and two load resistors connected to both
outputs should be balanced for stable operation.
50
50
(150
to
)
(150
to
)
V
CC+
V
CC–
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