4 5. TMUX741-746EVM Jumper Connections and Test Points
The auxiliary lines on the EVM have 3 prong
jumpers attached to them. These are labeled on the board but are also listed in the
following table:
Jumper ID
Jumper Pin 1
Jumper Pin 2
Jumper Pin 3
Test Point 1
Test Point 2
J7
VDD
VFN/SEL
GND
TP17
TP18
J8
VDD
VFP/SEL
GND
TP19
TP20
J9
VDD
DR/SEL
GND
TP21
TP22
J10
VDD
NC/SEL
GND
TP23
TP24
The analog lines on the have 6 prong jumpers
attached to them in a 2 × 3 formation. Only 4 pins have signals attached to them.
For reference this document refers to jumper pins that are closest to the IC as
Interior Jumper Pins and pins that face away from the IC as Exterior
Jumper Pins. All interior pins are used, only the middle exterior pin is
used. Please see the following table for connections.
Jumper ID
Top Interior
Pin
Mid. Interior
Pin
Bottom Interior
Pin
Mid. Exterior
Pin
Test Point 1
Test Point 2
J11
VDD
D1
VSS
GND
TP25
TP26
J12
VDD
S1
VSS
GND
TP27
TP28
J13
VDD
S4
VSS
GND
TP29
TP30
J14
VDD
D4
VSS
GND
TP31
TP32
J15
VDD
D2
VSS
GND
TP33
TP34
J16
VDD
S2
VSS
GND
TP35
TP36
J17
VDD
S3
VSS
GND
TP37
TP38
J18
VDD
D3
VSS
GND
TP39
TP40
Finally, the remaining test points and their
location on board.