參數(shù)資料
型號: UPC8194K
廠商: NEC Corp.
英文描述: RX-IF SiMMIC FOR W-CDMA AGC + I/Q DEMODULATOR
中文描述: 收發(fā)中頻對于W SiMMIC - - CDMA的自動(dòng)增益控制的I / Q解調(diào)器
文件頁數(shù): 5/6頁
文件大?。?/td> 61K
代理商: UPC8194K
Applied
Voltage
(V)
Pin
Functions and Applications
Internal Equivalent Circuits
Pin
No.
Pin
Name
Voltage
(V)
15
VCC
(AGC,
REG.)
2.7 to 3.3
-
Supply voltage pin of AGC amplifier and
internal regulator.
16
IF_IN
-
2.75
IF signal input pin.
This pin is input of AGC amplifier.
Balance input between 16, 17 pin.
Input frequency is 190 MHz.
17
IF_INb
-
2.75
IF signal input pin.
In the case of signal local input, this pin
must be decoupled with capacitor.
20
V
PS
High:
2.2 to V
CC
-
Power saving pin.
This pin modulator can control
Active/Sleep state with bias as follows.
Low:
0 to 0.5
PIN FUNCTIONS
(Pin Voltage is measured at V
CC
= 3.0 V)
V
PS
(V)
State
0 to 0.5
Sleep Mode
2.2 to 3
Active Mode
UPC8194K
V
CC
GND
1.2 k
1.2 k
16
17
1.1 k
V
CC
GND
100 k
100 k
20
MEASUREMENT CIRCUIT
(Units in mm)
AGC1 AGC2 AGC3
PC8194K
μ
LO Buffer
18 pF
330 pF
IF in
V
PS
V
cont
LO
in
100 pF
I
IX
Q
QX
100
pF
100 nH
7 pF
68 nH
330 pF
1.2 k
V
CC
2.2 nF
2.2 nF
REG. and
Gain Control
1/4 freq.
+ Phase
Shifter
3.3 k
3.3 k
3.3 k
3.3 k
1 F
1 F
1 F
1 F
μ
TOKO
Balun transformer
616DB-1078
Remark
: AC connector
: DC terminal
: Feed through capacitor
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