Altera Corporation
79
APEX 20K Programmable Logic Device Family Data Sheet
Note to tables:
(1)
These timing parameters are sample-tested only.
Table 43. APEX 20KE External Bidirectional Timing Parameters
Symbol
Parameter
Condition
tINSUBIDIR
Setup time for bi-directional pins with global clock at LAB adjacent Input
Register
tINHBIDIR
Hold time for bi-directional pins with global clock at LabB adjacent Input
Register
tOUTCOBIDIR
Clock-to-output delay for bi-directional pins with global clock at IOE output
register
C1 = 35 pF
tXZBIDIR
Synchronous Output Enable Register to output buffer disable delay
C1 = 35 pF
tZXBIDIR
Synchronous Output Enable Register output buffer enable delay
C1 = 35 pF
tINSUBIDIRPLL
Setup time for bi-directional pins with PLL clock at LAB adjacent Input
Register
tINHBIDIRPLL
Hold time for bi-directional pins with PLL clock at LAB adjacent Input
Register
tOUTCOBIDIRPLL
Clock-to-output delay for bi-directional pins with PLL clock at IOE output
register
C1 = 35 pF
tXZBIDIRPLL
Synchronous Output Enable Register to output buffer disable delay with
PLL
C1 = 35 pF
tZXBIDIRPLL
Synchronous Output Enable Register output buffer enable delay with PLL
C1 = 35 pF