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QL4058-2PQ208C 查看數據表(PDF) - QuickLogic Corporation

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QL4058-2PQ208C Datasheet PDF : 23 Pages
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QL4058 QuickRAM Data Sheet Rev H
Electrical Specifications
AC Characteristics at VCC = 3.3 V, TA = 25°C (K = 1.00)
To calculate delays, multiply the appropriate K factor from Table 10: Operating Range by the
following numbers in the tables provided.
QS
A1
A2
A3
A4
AZ
A5
A6
QS
OP
B1
B2
C1
OZ
C2
MP
MS
QZ
D1
D2
E1
E2
NP
NZ
NS
F1
F2
F3
F4
FZ
F5
F6
QC
QR
Figure 3: QuickRAM Logic Cell
Symbol
tPD
tSU
tH
tCLK
tCWHI
tCWLO
tSET
tRESET
tSW
tRW
Table 1: Logic Cell
Parameter
Propagation Delays (ns)
Fanout (5)
1
2
3
4
5
Combinatorial Delaya
1.4 1.7 1.9 2.2 3.2
Setup Timea
1.7 1.7 1.7 1.7 1.7
Hold Time
0.0 0.0 0.0 0.0 0.0
Clock to Q Delay
0.7 1.0 1.2 1.5 2.5
Clock High Time
1.2 1.2 1.2 1.2 1.2
Clock Low Time
1.2 1.2 1.2 1.2 1.2
Set Delay
1.0 1.3 1.5 1.8 2.8
Reset Delay
0.8 1.1 1.3 1.6 2.6
Set Width
1.9 1.9 1.9 1.9 1.9
Reset Width
1.8 1.8 1.8 1.8 1.8
a. These limits are derived from a representative selection of the slowest paths through the
QuickRAM logic cell including typical net delays. Worst case delay values for specific paths should
be determined from timing analysis of your particular design.
© 2002 QuickLogic Corporation
www.quicklogic.com •• 5

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