SP8802
3.3GHz
÷
2 fixed Modulus Divider
Advance Information
DS2111
Issue 7.2
June 1999
Features
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Very High Speed Operation 3.3GHz
Silicon Technology for low Phase Noise
(Typically better than -140dBc/Hz at 10kHz)
Specified Over the Full Military Temperature
Range
Low Power Dissipation 420mW (typ)
5V Single Supply Operation
High Input Sensitivity
Very Wide Operating Frequency Range
Available as DESC SMD 5962-9066101MPA
Ordering Information
SP8802/A/DG Military temperature range
DES9066101/AC/DGAZ (SMD)
Thermal Characteristics
θja
= 150°C/W
θjc
= 50°C/W
Description
The SP8802 is one of a range of very high speed low
power prescalers for professional and military
applications. The device features a complementary
output stage with on chip current source for the emitter
follower outputs
Absolute Maximum Ratings
Supply voltage V
CC
Clock Input voltage
Storage temperature range
Junction temperature
6.5V
2.5V p-p
-65°C to +150°C
+175°C
SUPPLY
1
VCC
V
REF
(2V)
400
400
7
÷2
6
INPUT
INPUT
2
3
10mA
6.75mA
2mA
OUTPUT
OUTPUT
500
500
5
GND
Figure 1 SP8802 Block diagram
SP8802
Advance Information
INPUT
INPUT
NC
SP8802
VCC
1
2
3
4
8
7
6
5
NC
OUTPUT
OUTPUT
GND
DG8
Figure 2 Pin connections
Electrical Characteristics
Guaranteed over the temperature range T
amb
-55°C to +125°C (see note) and supply voltage range 4.75V
to 5.25V. Tested at T
amb
= -55°C and +100°C, V
CC
= 4.75V and 5.25V.
Characteristic
Supply current
Input sensitivity 0.65GHz to 2.8GHz
3.3GHz
Input impedance
(series equivalent)
Output Voltage with f
in
= 1000MHz
Output Voltage with f
in
= 3GHz
NOTE: Devices must be used with a suitable heatsink to maintain chip temperature below 175°C when
operating at T
amb
>100°C.
500
400
VIN (mV RMS
INTO 50 OHMS)
300
200
100
2
,,
1
2, 3
2, 3
6, 7
6, 7
0.8
50
2
1
0.35
mA
mV
mV
Ω
pF
Vp-p
Vp-p
V
CC
= 5V
RMS sinewave
measured in 50 ohm system.
See Figs. 3 & 4
V
CC
= 5V
V
CC
= 5V load as Fig. 4
Pin
Min
Value
Typ
84
Max
100
175
400
Units
Conditions
*
GUARANTEED*
OPERATING
WINDOW
Tested as
specified in Table
of electrical
characteristics
1
2
3
4
FREQUENCY (GHz)
Figure 3 Typical input sensitivity
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