參數(shù)資料
型號(hào): HFA3724
廠商: HARRIS SEMICONDUCTOR
元件分類(lèi): 衰減器
英文描述: 400MHz Quadrature IF Modulator/Demodulator
中文描述: MODEM
文件頁(yè)數(shù): 22/24頁(yè)
文件大?。?/td> 186K
代理商: HFA3724
22
AC Electrical Specifications, RX/TX 5TH Order LPF Individual Performance
Full Supply Range, T
A
= 25
o
C
PARAMETER
SYMBOL
(NOTE 31)
TEST LEVEL
MIN
TYP
MAX
UNITS
TX/RX LPF 3dB Bandwidth, Sel0 = 0, Sel1 = 0
LPF3db0
A
1.8
2.20
2.4
MHz
TX/RX LPF 3dB Bandwidth, Sel0 = 1, Sel1 = 0
LPF3db1
A
3.6
4.40
4.8
MHz
TX/RX LPF 3dB Bandwidth, Sel0 = 0, Sel1 = 1
LPF3db2
A
7.4
8.80
9.6
MHz
TX/RX LPF 3dB Bandwidth, Sel0 = 1, Sel1 = 1
LPF3db3
A
14.8
17.60
19.2
MHz
TX/RX LPF Sel0, Sel1 Tuning Speed
LPFsp
B
-
-
1
μ
s
TX/RX LPF 3dB Bandwidth Tuning
LPFtu
A
-20
-
+20
%
LPF Tune Nominal Resistance
LPFTr
B
-
787
-
RX LPF Voltage Gain
LPFg
A
-1.0
0
1.0
dB
RX LPF Single Ended Output Voltage Swing at 2k
Load
LPFRXar
B
-
500
-
mV
P-P
RX LPF Differential Input Impedance
LPFRXzi
A
4
5
-
k
TX LPF Differential Digital Output Voltage Swing at 4k
Load
LPFTXo
A
450
550
670
mV
P-P
TX/RX I/Q Channel Amplitude Match
LPFIQm
A
-0.5
-
0.5
dB
TX/RX I/Q Channel Phase Match
LPFIQpm
A
-3
-
3
Degrees
TX/RX LPF Total Harmonic Distortion
LPFTHD
B
-
3
-
%
NOTE:
31. A = Production Tested, B = Based on Characterization, C = By Design
TABLE 5. LOW PASS FILTER PROGRAMMING AND TUNING INFORMATION
MODE
LPF SEL1
LPF SEL0
f
3dB
(NOMINAL R
TUNE
)
BW0
0
0
2.2MHz
BW1
0
1
4.4MHz
BW2
1
0
8.8MHz
BW3
1
1
17.6MHz
f
TUNED
3dB
f
787
TUNE
---------------------------------------------------
=
HFA3724
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