參數(shù)資料
型號: UPC8120T-E3
廠商: NEC Corp.
英文描述: VARIABLE GAIN AMPLIFIER SILICON MMIC FOR TRANSMITTER AGC OF DIGITAL CELLULAR TELEPHONE
中文描述: 可變增益放大器硅單片發(fā)射機數(shù)字蜂窩電話自動增益控制
文件頁數(shù): 9/52頁
文件大?。?/td> 550K
代理商: UPC8120T-E3
9
μ
PC8119T,
μ
PC8120T
LLUSTRATION AND EXPLANATIONS OF EVALUATION BOARD
P
T
V
V
O
1
I
OUT
Vcc monitor line
IN
V
AGC
V
CC
μ
EXPLANATION
<1> This board prints the pattern inductor which inductance is as same as jumper wire in TEST CIRCUITs
(inductance: approx. 5 nH to 6 nH).
<2> Input leakage to V
CC
pin can be monitored through ‘V
CC
monitor line’. This leakage can be suppressed with
π
type low pass filter attached to V
CC
pin. The filter performance depends on parallel capacitors.
<3> After adjusted low pass filter, monitor line should be removed before output matching circuit is attached.
EVALUATION BOARD CHARACTERS
(1) 35
μ
m thick double-sided copper clad 35
×
42
×
0.4 mm polyimide board
(2) Back side: GND pattern
(3) Solder plated patterns
(4)
: Through holes
ATTENTION
Test circuit or print pattern in this sheet is for testing IC characteristics.
In the case of actual system application, external circuits including print pattern and matching circuit
constant of output port should be designed in accordance with IC’s S parameters and environmental
components.
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