參數(shù)資料
型號(hào)： UPC8129GR-E1
廠商： NEC Corp.
英文描述： UP CONVERTER WITH AGC FUNCTION + QUADRATURE MODULATOR IC FOR DIGITAL MOBILE COMMUNICATION SYSTEMS
中文描述： 與AGC功能正交調(diào)制器集成電路的數(shù)字移動(dòng)通信系統(tǒng)轉(zhuǎn)爐
文件頁(yè)數(shù)： 8/28頁(yè)
文件大?。?/td> 587K
代理商： UPC8129GR-E1
Data Sheet P12781EJ2V0DS00
8
μ
PC8129GR
1
2
18
PIN EXPLANATION
Pin No.
Symbol
Supply
Voltage
(V)
Pin
Voltage
Typ. (V)
@V
CC
= 3 V
Description
Equivalent Circuit
18
RFout
V
CC
–
RF output from Up-Converter.
This pin is open collector output.
1
UpCon in
–
2.2
IF input for Up-converter.
This pin is high impedance
input.
2
UpCon inb
–
2.2
Bypass of IF input.
Grounded through external
capacitor.
3
MODout
–
1.9
Output from modulator.
This is emitter follower output.
4
I
V
CC
/2
–
Input for I signal. This input
impedance is about 200 k
.
Relations between amplitude
and V
CC
/2 bias of input signal
are following.
5
Ib
V
CC
/2
–
Input for I signal. This input
impedance is about 200 k
.
V
CC
/2 biased DC signal should
be input.
6
Qb
V
CC
/2
–
Input for Q signal. This input
impedance is about 200 k
V
CC
/2 biased DC signal should
be input.
7
Q
V
CC
/2
–
Input for Q signal. This input
impedance is about 200 k
.
Relations between amplitude
and V
CC
/2 bias of input signal
are following.
Note
In the case of that I/Q input signals are single ended.
Of course, I/Q signal inputs can be used either single endedly or differentially with proper terminations.
Note
V
CC
/2
(V)
Signal Level
(mV
P-P
)
≥
1.35
≥
1.5
≥
1.75
≤
400
≤
600
≤
1000
V
CC
/2
(V)
Signal Level
(mV
P-P
)
≥
1.35
≥
1.5
≥
1.75
≤
400
≤
600
≤
1000
Note
3
4
5
6
7
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