a2f500m3b-1csh484 Actel Corporation, a2f500m3b-1csh484 Datasheet - Page 84

• Manufacturer Part Number: a2f500m3b-1csh484
• Description: Actel
• Manufacturer: Actel Corporation

SmartFusion DC and Switching Characteristics
Table 2-85 • RAM512X18
2- 72
Parameter
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
F
Note:
AS
AH
ENS
ENH
DS
DH
CKQ1
CKQ2
C2CRWH
C2CWRH
RSTBQ
REMRSTB
RECRSTB
MPWRSTB
CYC
MAX
For the derating values at specific junction temperature and voltage supply levels, refer to
page 2-9
Worst Commercial-Case Conditions: T
Address setup time
Address hold time
REN_B, WEN_B setup time
REN_B, WEN_B hold time
Input data (DI) setup time
Input data (DI) hold time
Clock High to new data valid on DO (output retained, WMODE = 0)
Clock High to new data valid on DO (pipelined)
Address collision clk-to-clk delay for reliable read access after write on same
address—applicable to opening edge
Address collision clk-to-clk delay for reliable write access after read on same
address—applicable to opening edge
RESET_B Low to data out Low on DO (flow-through)
RESET_B Low to data out Low on DO (pipelined)
RESET_B removal
RESET_B recovery
RESET_B minimum pulse width
Clock cycle time
Maximum clock frequency
for derating values.
Description
J
= 85°C, Worst-Case VCC = 1.425 V
R e visio n 3
0.25
0.00
0.09
0.06
0.19
2.19
0.91
0.50
0.59
0.94
0.94
0.22
0.00
0.29
1.52
3.28
305
–1
Table 2-7 on
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns