340
Chapter 9 Specifications
44473A 4 x 4 2-Wire Matrix Switch Module
9
AC ISOLATION / PERFORMANCE
a
Capacitance:
(with 1 channel closed)
Open Channel, Channel-Channel:
HI-LO:
Channel-Chassis:
< 5 pF
< 40 pF
< 70 pF
Insertion Loss:
(with 50
Ω
termination)
100 kHz:
1 MHz:
10 MHz:
< 0.30 dB
< 0.35 dB
< 0.90 dB
Crosstalk:
(with 50
Ω
termination)
100 kHz:
1 MHz:
10 MHz:
< -76 dB
< -56 dB
< -36 dB
a. With chassis of all instruments connected, and with the Lo of input lines connected to the Lo of output lines (either
directly or via the 3499A/B/C switching channels).