27935 Parallax Inc, 27935 Datasheet - Page 35
27935
Manufacturer Part Number
27935
Description
CARD SRAM HYDRA XTREME 512K
Manufacturer
Parallax Inc
Datasheet
1.27935.pdf
(94 pages)
Specifications of 27935
Accessory Type
Memory Extension Card
For Use With/related Products
HYDRA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
- Current page: 35 of 94
- Download datasheet (362Kb)
ispMACH 4000V/B/C Timing Adders
Lattice Semiconductor
Optional Delay Adders
t
t
t
t
t
LVTTL_in
LVCMOS33_in
LVCMOS25_in
LVCMOS18_in
PCI_in
t
LVTTL_out
LVCMOS33_out t
LVCMOS25_out t
LVCMOS18_out t
PCI_out
Slow Slew
Note: Open drain timing is the same as corresponding LVCMOS timing.
1. Refer to Technical Note TN1004: ispMACH 4000 Timing Model Design and Usage Guidelines for information regarding use of these adders.
INDIO
EXP
ORP
BLA
IOI
IOO
Input Adjusters
Output Adjusters
Adder
Type
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
INREG
MCELL
ROUTE
IN
GOE
IN
GOE
IN
GOE
IN
GOE
IN
GOE
BUF
BUF
BUF
BUF
BUF
BUF
Parameter
, t
, t
, t
, t
, t
, t
, t
, t
, t
, t
, t
GCLK_IN
GCLK_IN
GCLK_IN
GCLK_IN
GCLK_IN
Base
—
EN
EN
EN
EN
EN
EN
, t
, t
, t
, t
, t
DIS
DIS
DIS
DIS
DIS
,
,
,
,
,
Input register delay
Product term expander
delay
Output routing pool delay
Additional block loading
adder
Using LVTTL standard
Using LVCMOS 3.3
standard
Using LVCMOS 2.5
standard
Using LVCMOS 1.8
standard
Using PCI compatible
input
Output configured as
TTL buffer
Output configured as
3.3V buffer
Output configured as
2.5V buffer
Output configured as
1.8V buffer
Output configured as
PCI compatible buffer
Output configured for
slow slew rate
Description
1
Min.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
35
-25
Max.
ispMACH 4000V/B/C/Z Family Data Sheet
0.95
0.33
0.05
0.03
0.60
0.60
0.60
0.00
0.60
0.20
0.20
0.10
0.00
0.20
1.00
Min.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-27
Max.
1.00
0.33
0.05
0.05
0.60
0.60
0.60
0.00
0.60
0.20
0.20
0.10
0.00
0.20
1.00
Min.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-3
Max.
1.00
0.33
0.05
0.05
0.60
0.60
0.60
0.00
0.60
0.20
0.20
0.10
0.00
0.20
1.00
Min.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-35
Max.
0.33
0.05
0.60
0.60
0.00
0.60
0.20
0.20
0.10
0.00
0.20
1.00
1.00
0.05
0.60
Timing v.3.2
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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