3.3GHz 8 Fixed Modulus Divider
SP8808
3.3GHz ÷ 8 Fixed Modulus Divider Advance Information
DS2113 Issue 7.3 june 1998
Features
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Orderi...
Description
SP8808
3.3GHz ÷ 8 Fixed Modulus Divider Advance Information
DS2113 Issue 7.3 june 1998
Features
q q q q q q q q
Ordering Information
SP8808/A/DG Military temperature range DES9157001/AC/DGAZ (SMD)
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 345mW (typ) 5V Single Supply Operation High Input Sensitivity Very Wide Operating Frequency Range Available as DESC SMD 5962-9157001MPA
Thermal Characteristics
θja = 150°C/W θjc = 50°C/W
Description
The SP8808 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 VCC Clock Input voltage Storage temperature range Junction temperature 6.5V 2.5V p-p -65°C to +150°C
+175°C
SUPPLY 1 VCC VREF (2V) 400 400 7 ÷8 6 INPUT INPUT 2 3 2.5mA 6.75mA 2mA OUTPUT OUTPUT 500 500
5 GND
Figure 1 SP8808 Block diagram
SP8808
Advance Information
INPUT INPUT NC
SP8808
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 Tamb -55°C to +125°C (see note) and supply voltage range 4.75V to 5.25V. Tested at Tamb = -55°C and +110°C, VCC = 4.75V and 5.25V. Characteristic Supply current Input sensitivity 0.65GHz to 2.8GHz 3.3GHz Input ...
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