Datasheet

CY7C1543V18
CY7C1545V18
Document Number: 001-05389 Rev. *H Page 6 of 26
TMS Input TMS Pin for JTAG.
NC N/A Not Connected to the Die. Can be tied to any voltage level.
NC/144M N/A Not Connected to the Die. Can be tied to any voltage level.
NC/288M N/A Not Connected to the Die. Can be tied to any voltage level.
V
REF
Input-
Reference
Reference Voltage Input. Static input used to set the reference level for HSTL inputs and Outputs and
AC measurement points.
V
DD
Power Supply Power Supply Inputs to the Core of the Device.
V
SS
Ground Ground for the Device.
V
DDQ
Power Supply Power Supply Inputs for the Outputs of the Device.
Pin Definitions (continued)
Pin Name I/O Pin Description
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