TDSUSBF Test Fixture
8
TDSUSBF USB 2.0 Compliance Test Fixture Instructions
The SMA connectors on the fixture are used to connect additional test equipment
to the test fixture.
Table 3 lists the details of where the SMA connectors are used. See Figure 1 on
page 6 for connector locations.
Table 3: SMA connections
Test
Connector number and connection
Connector number and connection
High Speed Receiver Sensitivity
J27 (D+) to DTGM21, Ch 0
J24 (D--) to DTG21, Ch 1
High Speed Device TDR
J23 to TDR Sampling Module, Ch 1
J22 to TDR Sampling Module, Ch 2
High Speed Host TDR
J17 to TDR Sampling Module, Ch 1
J18 to TDR Sampling Module, Ch 2
SMA Connections