SP4982 Datasheet, PDF (4/7 Pages) Zarlink Semiconductor Inc – 2·5GHz 48192 PRESCALER

SP4982
ELECTRICAL CHARACTERISTICS
These characteristics are guaranteed over the following conditions (unless otherwise stated):
T
AMB
=
210°C
to
185°C,
V_CC
=
14·75V
to
15·25V
(Test
circuit
see
Fig.
4)
Characteristic
Value
Pin
Units
Min. Typ. Max.
Conditions
Supply current, I_CC
4
Input sensitivity
2,3
500MHz to 1800MHz
2500MHz
Input impedance (series equivalent) ^2,3
44 ⁶⁵
50
100
50
Output voltage high, f_IN = 2500MHz ^{7 V}CC^20·75
Output voltage low, f_IN = 2500MHz ⁷
0·5
mA
mV
mV
Ω
pF
V p-p
V p-p
V_CC = 15V
RMS sinewave, measured in 50Ω system,
see Figs 3 and 4.
See Fig. 5
V_CC = 15V, load as Fig. 4
V_CC = 15V, load as Fig. 4
400
150
OPERATING
WINDOW
100
50
1000
2000
3000
FREQUENCY (MHz)
Fig. 3 Typical input sensitivity
50 Ω
SIGNAL
GENERATOR
50 Ω
SAMPLING
SCOPE
180°
HYBRID
COUPLER D
A
15V
1n
C
B
50
0·1µ
1
8
2
7
SP4982
3
6
4
5
1n
OUTPUT
8p
Fig. 4 Test circuit
2