MC145190 Datasheet, PDF (7/24 Pages) Motorola, Inc – 1.1GHz PLL Frequency Synthesizers

tw
90%
OUTPUT 50% _10%
tTHL
tTLH
Figure 11. Switching Waveform
TEST POINT
DEVICE
UNDER
TEST
CL^*
*Includes all probe and
fixture capacitance.
Figure 12. Test Circuit
NORMALIZED INPUT IMPEDANCE AT fin — SERIES FORMAT (R + jX)
(100 MHz to 1.1 GHz)
fin (PIN 11)
SOG PACKAGE
1
2
3
4
Marker
1
2
3
4
Frequency
(MHz)
100
500
800
1100
Resistance
(Ω)
338
20.2
11.5
8.2
Capacitive
Reactance (Ω)
– 785
– 183
– 109
– 70.2
Capacitance
(pF)
2.03
1.74
1.83
2.06
MOTOROLA
MC145190•MC145191
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