lc5256b-75t128i Lattice Semiconductor Corp., lc5256b-75t128i Datasheet - Page 22

• Manufacturer Part Number: lc5256b-75t128i
• Description: 2.5v In-system Programmable Superwide High Density Plds Tm
• Manufacturer: Lattice Semiconductor Corp.

Lattice Semiconductor
ispMACH 5512B Internal Timing Parameters
In/Out Delays
t
t
t
t
t
t
t
Routing Delays
t
t
t
t
t
t
Register/Latch Delays
t
t
t
t
t
t
t
t
t
t
t
t
t
Control Delays
t
t
t
t
t
t
1. Internal Timing Parameters are not tested and are for reference only. Refer to Timing Model in this data sheet for further details.
Parameter
IN
GCLK_IN
GOE
BUF
EN
DIS
RST
ROUTE
PTSA
PDb
PDi
INREG
FBK
S
S_PT
SL_PT
H
COi
CES
CEH
SL
HL
GOi
PDLi
SRi
SRR
BCLK
PTCLK
BSR
PTSR
GPTOE
PTOE
Input Buffer Delay
Global Clock Input Buffer Delay
Global OE Pin Delay
Delay through Output Buffer
Output Enable Time
Output Disable Time
Global Rest Pin Delay
Delay through GRP
Product Term Sharing Array
5-PT Bypass Propogation Delay
Macrocell Propogation Delay
Input Buffer to Macrocell Register Delay
Internal Feedback Delay
D-Register Setup Time (Global Clock)
D-Register Setup Time (Product Term Clock)
Latch Setup Time (Product Term Clock)
D-Register Hold Time
Register Clock to Output/Feedback Mux Time
Clock Enable Setup Time
Clock Enable Hold Time
Latch Setup Time
Latch Hold Time
Latch Gate to Output/Feedback Mux Time
Propogation Delay through Transparent Latch to
Output/Feedback Mux
Asynchronous Reset or Set to Output/Feedback
Mux Delay
Asynchronous Reset or Set Recovery Delay
GLB PT Clock Delay
Macrocell PT Clock Delay
Block PT Set/Reset Delay
Macrocell PT Set/Reset Delay
Global PT OE Delay
Macrocell PT OE Delay
Description
Over Recommended Operating Conditions
22
Min.
0.10
0.10
0.10
2.40
4.10
0.30
0.10
2.40
2.30
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-45
Max.
0.30
1.50
2.50
0.60
1.00
1.00
1.90
2.50
1.70
1.10
0.20
2.80
0.00
0.70
0.60
0.50
1.70
2.20
2.00
1.60
1.10
2.50
1.70
-
-
-
-
-
-
-
-
-
1
ispMACH 5000B Family Data Sheet
Min.
0.70
0.70
0.70
4.30
4.70
0.50
0.70
4.30
4.00
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-75
Max.
2.00
1.40
3.00
1.80
2.50
2.50
2.70
2.60
2.60
1.10
0.00
2.20
0.00
0.80
0.80
0.50
3.00
2.80
2.40
1.90
1.20
2.90
1.40
-
-
-
-
-
-
-
-
-
Min.
0.90
0.90
0.90
5.60
5.00
0.60
0.90
5.60
6.00
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-10
Max.
2.40
1.90
4.40
2.50
3.10
3.10
3.60
3.70
3.40
1.40
0.00
3.60
0.00
1.10
1.60
0.50
3.90
3.20
2.70
2.10
1.30
2.80
0.80
-
-
-
-
-
-
-
-
-
Min.
0.80
1.40
1.40
6.70
5.00
0.60
0.80
5.60
7.50
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-12
Max.
3.20
2.50
5.50
2.80
3.50
3.50
4.90
4.10
4.90
1.90
0.00
4.00
0.00
1.20
1.60
0.50
4.30
3.60
3.00
2.30
1.40
4.20
1.20
Timing v.1.1
-
-
-
-
-
-
-
-
-
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns