SWITCHING WAVEFORMS
Input, I/O, or
VT
Feedback
tPD
Combinatorial
Output
VT
16751E-14
Combinatorial Output
Input, I/O, or
Feedback
Input, I/O,
or Feed-
back
VT
VT
tH
tS
tSL
tHL
Gate
VT
VT
Clock
tCO
tPDL
tGO
VT
Latched
Out
Registered
Output
VT
16751E-16
16751E-15
Registered Output
Latched Output (MACH 2, 3, and 4)
tWH
Clock
Gate
VT
tGWS
tWL
16751E-18
16751E-17
Clock Width
Gate Width (MACH 2, 3, and 4)
Registered
Input
VT
Registered
Input
VT
tSIR
tHIR
Input
Register
Clock
Input
Register
Clock
VT
tICO
VT
tICS
Combinatorial
Output
VT
Output
Register
Clock
VT
16751E-19
16751E-20
Registered Input (MACH 2 and 4)
Input Register to Output Register Setup
(MACH 2 and 4)
Notes:
1. VT = 1.5 V.
2. Input pulse amplitude 0 V to 3.0 V.
3. Input rise and fall times 2 ns–4 ns typical.
21
MACH215-12/15/20
LATTICE [ LATTICE SEMICONDUCTOR ]
