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Data Sheet
ORCA Series 2 FPGAs
June 1999
166
Lucent Technologies Inc.
Timing Characteristics (continued)
Note: Daisy chaining of FPGAs is not supported in this mode.
Figure 71. Slave Parallel Configuration Mode Timing Diagram
Table 53A. OR2CxxA/OR2TxxA Slave Parallel Configuration Mode Timing Characteristics
OR2CxxA Commercial: VDD = 5.0 V ± 5%, 0 °C
≤ TA ≤ 70 °C; OR2CxxA Industrial: VDD = 5.0 V ± 10%, –40 °C ≤ TA ≤ +85 °C.
OR2TxxA Commercial: VDD = 3.0 V to 3.6 V, 0 °C
≤ TA ≤ 70 °C; OR2TxxA Industrial: VDD = 3.0 V to 3.6 V, –40 °C ≤ TA ≤ +85 °C.
Parameter
Symbol
Min
Max
Unit
CS0
, CS1, WR Setup Time
TS1
60
—
ns
CS0
, CS1, WR Hold Time
TH1
20
—
ns
D[7:0] Setup Time
TS2
20
—
ns
D[7:0] Hold Time
TH2
0—
ns
CCLK High Time
TCH
50
—
ns
CCLK Low Time
TCL
50
—
ns
CCLK Frequency
FC
—10
MHz
Table 53B. OR2TxxB Slave Parallel Configuration Mode Timing Characteristics
OR2TxxB Commercial: VDD = 3.0 V to 3.6 V, 0 °C
≤ TA ≤ 70 °C; OR2TxxB Industrial: VDD = 3.0 V to 3.6 V, –40 °C ≤ TA ≤ +85 °C.
Parameter
Symbol
Min
Max
Unit
CS0
, CS1, WR Setup Time
TS1
———
CS0
, CS1, WR Hold Time
TH1
15
—
ns
D[7:0] Setup Time
TS2
15
—
ns
D[7:0] Hold Time
TH2
0—
ns
CCLK High Time
TCH
12.5
—
ns
CCLK Low Time
TCL
12.5
—
ns
CCLK Frequency
FC
—40
MHz
5-2848(F)
TS1
TH1
TS2
TH2
CS1
CCLK
D[7:0]
CS0
WR