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參數(shù)資料
| 型號： | UPC8105GR-E1 |
| 廠商： | NEC Corp. |
| 英文描述： | 400 MHz QUADRATURE MODULATOR FOR DIGITAL MOBILE COMMUNICATION |
| 中文描述： | 400 MHz的正交調(diào)制器的數(shù)字移動通信 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 129K |
| 代理商： | UPC8105GR-E1 |
Data Sheet P10807EJ3V0DS00
5
μ
PC8105GR
PIN EXPLANATION
PIN NO.
ASSIGN-
MENT
SUPPLY
VOL. (V)
PIN
VOL.(V)
FUNCTION AND APPLICATION
EQUIPMENT CIRCUIT
1
LOin
0
LO input for phase shifter.
This input impedance is 50
matched internally.
2
LOin
2.4
Bypass of LO input.
This pin is grounded through
internal capacitor.
Open in case of single ended.
3
GND
0
8
4
I
V
CC
/2
Input for I signal. This in put
impedance is larger than 20 k
.
Relations between amplitude and
V
CC
/2 bias of input signal are
following.
5
I
V
CC
/2
Input for I signal. This in put
impedance is larger than 20 k
.
V
CC
/2 biased DC signal should be
input.
6
Q
V
CC
/2
Input for Q signal. This in put
impedance is larger than 20 k
.
V
CC
/2 biased DC signal should be
input.
7
Q
V
CC
/2
Input for Q signal. This in put
impedance is larger than 20 k
.
Relations between amplitude and
V
CC
/2 bias of input signal are
following.
12
MODout
1.5
Output from modulator.
This is emitter follower output.
*1:
In 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.
*1
V
CC
/2 (v)
≥
1.35
≥
1.5
≥
1.75
Amp. (mV
p-p
)
400
600
1000
*1
V
CC
/2 (v)
≥
1.35
≥
1.5
≥
1.75
Amp. (mV
p-p
)
400
600
1000
1
50
2
4
5
7
6
12
Connect to the ground with
minimum inductance.
Track length should be kept as
short as possible.
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