
Lucent Technologies Inc.
133
Data Sheet
June 1999
ORCA Series 3C and 3T FPGAs
Timing Characteristics
(continued)
Configuration Timing
Table 60. General Configuration Mode Timing Characteristics
OR3Cxx Commercial: V
DD
= 5.0 V ± 5%, 0 °C
<
T
A
<
70 °C; Industrial: V
DD
= 5.0 V ± 10%, –40 °C
<
T
A
<
+85 °C.
OR3Txxx Commercial: V
DD
= 3.0 V to 3.6 V, 0 °C
<
T
A
<
70 °C; Industrial: V
DD
= 3.0 V to 3.6 V, –40 °C
<
T
A
<
+85
°C.
* Not applicable to asynchronous peripheral mode.
Parameter
Symbol
Min
Max
Unit
All Configuration Modes
M[3:0] Setup Time to INIT High
M[3:0] Hold Time from INIT High
RESET Pulse Width Low to Start Reconfiguration
PRGM Pulse Width Low to Start Reconfiguration
Master and Asynchronous Peripheral Modes
Power-on Reset Delay
CCLK Period (M3 = 0)
(M3 = 1)
Configuration Latency (autoincrement mode):
OR3T20
(M3 = 0)
(M3 = 1)
OR3T30
(M3 = 0)
(M3 = 1)
OR3C/T55
(M3 = 0)
(M3 = 1)
OR3C/T80
(M3 = 0)
(M3 = 1)
OR3T125
(M3 = 0)
(M3 = 1)
Microprocessor (MPI) Mode
Power-on Reset Delay
Configuration Latency (autoincrement mode):
OR3T20
OR3T30
OR3C/T55
OR3C/T80
OR3T125
Partial Reconfiguration (explicit mode):
OR3T20
OR3T30
OR3C/T55
OR3C/T80
OR3T125
Slave Serial Mode
Power-on Reset Delay
CCLK Period
OR3Cxx
OR3Txxx
Configuration Latency (autoincrement mode):
OR3T20
OR3T30
OR3C55
OR3T55
OR3C80
OR3T80
OR3T125
TSMODE
THMODE
TRW
TPGW
0.00
600.00
50.00
50.00
—
—
—
—
ns
ns
ns
ns
TPO
TCCLK
TCL
15.70
60.00
480.00
11.50
92.10
15.10
121.00
23.20
185.00
33.70
270.00
52.30
418.00
52.40
200.00
1600.00
38.40*
307.00*
50.40*
403.30*
77.40*
619.00*
113.00*
900.00*
175.00*
1395.00*
ms
ns
ns
ms
ms
ms
ms
ms
ms
ms
ms
ms
ms
TPO
TCL
15.70
27413
35445
53341
76317
116581
52.40
—
—
—
—
—
ms
write cycles
write cycles
write cycles
write cycles
write cycles
TPR
32
36
43
51
62
—
—
—
—
—
write cycles
write cycles
write cycles
write cycles
write cycles
TPO
TCCLK
TCL
3.90
40
15
2.80
3.80
15.50
5.80
22.50
8.40
13.09
13.10
—
—
—
—
—
—
—
—
—
ms
ns
ns
ms
ms
ms
ms
ms
ms
ms