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參數(shù)資料
| 型號： | MPAD |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Quadrature Downconverter |
| 中文描述： | 正交下變頻器 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大?。?/td> | 508K |
| 代理商： | MPAD |
2
SL1710
ELECTRICAL CHARACTERISTICS
Tamb= 0oC to +80oC
,
Vee= 0V, Vcc = 4.75 to 5.25 V, Fif = 479.5 MHz, IF bandwidth
±
15 MHz, output amplitude -11dBV
These characteristics are guaranteed by either production test or design. They apply within the specified ambient temperature
and supply voltage unless otherwise stated.
Value
Typ
Characteristic
Supply voltage
Supply current
RF Input
RF freq range
Impedance
VSWR
Noise Figure
Noise Figure variation with
gain
VCO
V
CO
freq (fo) control range
Phase noise
Pin
6,9,16
6,9,16
Min
4.75
Max
5.25
110
Units
V
mA
Conditions
94
4, 5
4, 5
4, 5
4, 5
4, 5
350
500
MHz
ohm
75
@ 480MHz. Fig. 4
@ 480MHz. Fig. 4
AGC at maximum gain
1.7
19
1
dB
0.5
dB/dB
13, 14
13, 14
350
500
-85
MHz
dBc/Hz
External tank circuit with varicap
@ 10kHz from fo. but measured in
I or Q output. Note
(1, 2)
Fixed external components and no
control loop
Uncompensation
At 25
°
C
Fo sensitivity to V
CC
13, 14
2
MHz/Volt
Fo sensitivity to temperature
Prescaler output,
13, 14
10, 11
10, 11
10, 11
40
KHz/
°
C
Volt
Volt
60
VOH
VOL
V
CC
-0.96
V
CC
-1.65
Prescaler output duty cycle
40
%Under maximum load conditions
Fig. 5
AGC
Gain, Vagc = +2.5V
Temp stability of gain
Gain, Vagc = +0.5V
Gain, Vagc = + V
CC
-0.5V
AGC range
I Q outputs
40
dB
dB
dB
dB
dB
1
1
1
±
2
For any gain setting 0V to 5V
See Fig.6
See Fig.6
44
32
18
480MHz local oscillator, 481 to
495MHz RF input @ -51dBV
Gain set to give -11dBV,
1-15MHz baseband output into
maximum load. Fig. 7
Fig. 8
Output impedance
Output clipping level
I phase lag with respect to Q
IQ crosstalk
Output amplitude match
Baseband flatness
Two tone 3rd order intercept
point
2, 7
2, 7
2, 7
8
ohm
V p-p
degs
dB
dB
dB
dBV
1.5
88
90
92
20
1
±
1
1 -15MHz
2, 7
2, 7
2, 7
I releative to Q, 1 -15MHz
1-15MHz, 1k
15pF load
Referred to output. @ 1MHz
Output load 1kohm, 15pF, all
AGC settings, 0.7V pk-pk output
+3
Im3
LO, and Sputii in IQ outputs
2, 7
2, 7
28
dBc
dBV
-30
1-100MHz
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