CLB Shift Register Switching Characteristics (SLICEM Only)

Spartan-7 FPGAs Data Sheet: DC and AC Switching Characteristics (DS189)

Document ID
DS189
Release Date
2022-10-31
Revision
1.10 English
Table  29:   CLB Shift Register Switching Characteristics

Symbol

Description

VCCINT Operating Voltage and Speed Grade

Units

1.0V

0.95V

-2

-1

-1L

Sequential Delays

TREG

Clock to A – D outputs.

1.33

1.61

1.61

ns, Max

TREG_MUX

Clock to AMUX – DMUX output.

1.77

2.15

2.15

ns, Max

TREG_M31

Clock to DMUX output via M31 output.

1.23

1.46

1.46

ns, Max

Setup and Hold Times Before/After Clock CLK

TWS_SHFREG/ TWH_SHFREG

WE input.

0.41/0.12

0.51/0.17

0.51/0.17

ns, Min

TCECK_SHFREG/ TCKCE_SHFREG

CE input to CLK.

0.42/0.11

0.52/0.17

0.52/0.17

ns, Min

TDS_SHFREG/ TDH_SHFREG

A – D inputs to CLK.

0.37/0.37

0.44/0.43

0.44/0.43

ns, Min

Clock CLK

TMPW_SHFREG

Minimum pulse width.

0.86

0.98

0.98

ns, Min