Rainbow Electronics DS3134 - Manual (Page 32)

DS3134
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2.6 SUPPLY & TEST SIGNAL DESCRIPTION
Signal Name: TEST
Signal Description: Factory Test Input
Signal Type: Input (with internal 10k pull up).
This input should be left open circuited by the user.
Signal Name: VDD
Signal Description: Positive Supply
Signal Type: n/a
3.3V (+/- 10%). All VDD signals should be tied together.
Signal Name: VSS
Signal Description: Ground Reference
Signal Type: n/a
All VSS signals should be tied to the local ground plane.