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APEX20KC Datasheet(PDF) 85 Page - Altera Corporation

Part # APEX20KC
Description  Programmable Logic Device
PDF  90 Pages
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Manufacturer  ALTERA [Altera Corporation]
Direct Link  http://www.altera.com
Logo ALTERA - Altera Corporation

APEX20KC Datasheet(HTML) 85 Page - Altera Corporation

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Altera Corporation
85
APEX 20KC Programmable Logic Device Data Sheet
Tables 68 and 69 show selectable I/O standard input and output delays
for APEX 20KC devices. If you select an I/O standard input or output
delay other than LVCMOS, add the delay for the selected speed grade to
the LVCMOS value.
Table 67. EP20K1000C External Bidirectional Timing Parameters
Symbol
-7 Speed Grade
-8 Speed Grade
-9 Speed Grade
Unit
Min
Max
Min
Max
Min
Max
tINSUBIDIR
1.86
2.54
3.15
ns
tINHBIDIR
0.00
0.00
0.00
ns
tOUTCOBIDIR
2.00
4.63
2.00
5.26
2.00
5.69
ns
tXZBIDIR
8.98
9.89
10.67
ns
tZXBIDIR
8.98
9.89
10.67
ns
tINSUBIDIRPLL
4.17
5.27
-
ns
tINHBIDIRPLL
0.00
0.00
-
ns
tOUTCOBIDIRPLL
0.50
2.32
0.50
2.55
-
-
ns
tXZBIDIRPLL
6.67
7.18
-
ns
tZXBIDIRPLL
6.67
7.18
-
ns
Table 68. Selectable I/O Standard Input Delays
Symbol
-7 Speed Grade
-8 Speed Grade
-9 Speed Grade
Unit
Min
Max
Min
Max
Min
Max
Min
LVCMOS
0.00
0.00
0.00
ns
LVTTL
0.00
0.00
0.00
ns
2.5 V
0.00
0.00
0.00
ns
1.8 V
0.04
0.11
0.14
ns
PCI
0.00
0.04
0.03
ns
GTL+
–0.30
0.25
0.23
ns
SSTL-3 Class I
–0.19
–0.13
–0.13
ns
SSTL-3 Class II
–0.19
–0.13
–0.13
ns
SSTL-2 Class I
–0.19
–0.13
–0.13
ns
SSTL-2 Class II
–0.19
–0.13
–0.13
ns
LVDS
–0.19
–0.17
–0.16
ns
CTT
0.00
0.00
0.00
ns
AGP
0.00
0.00
0.00
ns



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