Z Microsystems ZX3 Manual de usuario Pagina 32

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32 Altera Corporation
MAX 9000 Programmable Logic Device Family Data Sheet
Tables 21 through 24 show timing for MAX 9000 devices.
Table 21. MAX 9000 External Timing Characteristics Note (1)
Symbol Parameter Conditions Speed Grade Unit
-10 -15 -20
Min Max Min Max Min Max
t
PD1
Row I/O pin input to row I/O
pin output
C1 = 35 pF (2) 10.0 15.0 20.0 ns
t
PD2
Column I/O pin input to
column I/O pin output
C1 = 35 pF
(2)
EPM9320A 10.8 ns
EPM9320 16.0 23.0 ns
EPM9400 16.2 23.2 ns
EPM9480 16.4 23.4 ns
EPM9560A 11.4 ns
EPM9560 16.6 23.6 ns
t
FSU
Global clock setup time for I/O
cell
3.0 5.0 6.0 ns
t
FH
Global clock hold time for I/O
cell
0.0 0.0 0.0 ns
t
FCO
Global clock to I/O cell output
delay
C1 = 35 pF 1.0 (3) 4.8 1.0 (3) 7.0 1.0 (3) 8.5 ns
t
CNT
Minimum internal global clock
period
(4) 6.9 8.5 10.0 ns
f
CNT
Maximum internal global clock
frequency
(4) 144.9 117.6 100.0 MHz
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