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SP8830
1.5GHZ / 10 Prescaler Data Sheet
Features
* * * * * * * High speed operation 1.5GHz Silicon techology for low phase noise (typically better than -140dBc/Hz at 10kHz) Very low power dissipation: 150mW (Typ.) Single 5V supply operation High input sensitivity Very wide operating frequency range Available as DESC SMD 5962 - 9157201MPA
DS3690
May 2002
Ordering Information SP8830 A DG SP8830 B DG DES9157201/AC/DGAZ (SMD) * Temperature Range: -55C to +125C (A Grade) -40 C to +85C (B Grade)
Description
The SP8830 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 sources 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 -65C to +150C + 175C
1 1 . 25k 1k 2k 1 . 25k
VCC
7 6 /2 /5 0 . 8mA 1mA
OUTPUT OUTPUT
INPUT INPUT
2 3 0 . 8mA 5 GND
Figure 1 - SP8830 Block Diagram
SEMICMF.019
1
SP8830
VCC INPUT INPUT NC
Data Sheet
1 2 3 4
8 7 6 5
NC OUTPUT OUTPUT GND DG8
Figure 2 - Pin Connections
Electrical Characteristics - Unless otherwise stated, the Electrical Characteristics are guaranteed over specified supply,
frequency and temperature range. Supply voltage, VCC -4.75V to +5.25V. Temperature, TAMB = -55C to +125C (A Grade), -40C to +85C (B Grade)
Value Characteristic Supply current, ICC Pin Min. 1 40 Input sensitivity, 100MHz to 500MHz Input impedance (series equivalent) Output voltage with fIN = 100MHz Output voltage with fIN = 1500MHz 2, 3 2, 3 6, 7 6, 7 0.7 50 2 1 0.4 50 100 mV pF V p-p V p-p RMS sinewave, measured in 50 system. See Figs. 3 and 4. See Fig. 5 Typ. Max. mA Units Conditions
Figure 3 - Typical Input Sensitivity
2
SEMICMF.019
Data Sheet
Power Meter
SP8830
From 0.1 Output 3p
Signal Generator 50
Coaxial Switch +5V 1 1n 2 3 0.1 1n 4 SP8830 8 7 6 5
50
Output load for amplitude measurements Ratio Counter
Figure 4 - Test Circuit
Figure 5 - Typical Input Impedance, Normalised to 50
SEMICMF.019
3
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