參數(shù)資料
型號: ZXF36L01
廠商: Zetex Semiconductor
英文描述: VARIABLE Q FILTER
中文描述: 變量Q濾波器
文件頁數(shù): 4/12頁
文件大?。?/td> 832K
代理商: ZXF36L01
ZXF36L01
ISSUE 3 - JANUARY 2002
4
DESCRIPTION OF PIN FUNCTIONS
V
DD
Positive supply connection (5 volts). Both pins to be connected.
To be decoupled with a 100nF capacitor to V
SS
.
V
SS
Negative supply connection; system ground (0 volts). Both pins to be connected.
BG
Bias Generator output. To be decoupled with a 100nF capacitor to V
SS
.
BI
Bias inputs for internal circuitry, both to be connected to BG.
(or external supply referenced to V
SS
)
PD
Active low. This feature can be used to reduce power consumption for applications that
have a standby mode.
FI1,Fl2
Filter input, FI1 or FI2 depending on filter configuration.
FO
Filter output for all configurations.
LO
Local Oscillator signal input.
MXI
Mixer signal input.
MXO
Mixer signal output.
C1, RC1
Phase advance network nodes. Values R and C set centre frequency, fo.
R2, RC2
Phase retard network nodes. Values R and C set centre frequency, fo.
GP1,2,3
Loop gain programming nodes.
CONNECTION DIAGRAM
V
SS
FI1
C1
RC1
R2
BI
MXO
RC2
GP1
GP2
V
DD
FI2
FO
MXI
LO
BI
BG
N/C
N/C
N/C
PD
V
DD
GP3
V
SS
1
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