LC4256V-75FT256BC LATTICE SEMICONDUCTOR, LC4256V-75FT256BC Datasheet - Page 37

• Manufacturer Part Number: LC4256V-75FT256BC
• Description: CPLD ispMACH® 4000V Family 256 Macro Cells 168MHz EECMOS Technology 3.3V 256-Pin FTBGA
• Manufacturer: LATTICE SEMICONDUCTOR

Specifications of LC4256V-75FT256BC

• Package: 256FTBGA
• Family Name: ispMACH® 4000V
• Maximum Propagation Delay Time: 7.5 ns
• Number Of User I/os: 160
• Number Of Logic Blocks/elements: 36
• Typical Operating Supply Voltage: 3.3 V
• Maximum Operating Frequency: 168 MHz
• Number Of Product Terms Per Macro: 80
• Memory Type: EEPROM
• Operating Temperature: 0 to 90 °C

ispMACH 4000Z 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
LVCMOS25_out
LVCMOS18_out
PCI_out
Slow Slew
Note: Open drain timing is the same as corresponding LVCMOS timing.
1. Refer to TN1004,
INDIO
EXP
ORP
BLA
IOI
IOO
Input Adjusters
Output Adjusters
Adder
Type
ispMACH 4000 Timing Model Design and Usage Guidelines
t
t
t
t
t
t
—
t
t
t
t
t
t
t
t
INREG
MCELL
ROUTE
IN,
IN,
IN,
IN,
IN,
BUF,
BUF,
BUF,
BUF,
BUF,
BUF,
t
t
t
t
t
Parameter
GCLK_IN,
GCLK_IN,
GCLK_IN,
GCLK_IN,
GCLK_IN,
t
t
t
t
t
t
EN,
EN,
EN,
EN,
EN,
EN
Base
t
t
t
t
t
DIS
DIS
DIS
DIS
DIS
t
t
t
t
t
GOE
GOE
GOE
GOE
GOE
Input register delay
Product term expander
delay
Output routing pool
delay
Additional block load-
ing 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
37
Min.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
ispMACH 4000V/B/C/Z Family Data Sheet
-35
for information regarding the use of these adders.
Max.
1.00
0.40
0.40
0.04
0.60
0.60
0.60
0.00
0.60
0.20
0.20
0.10
0.00
0.20
1.00
Min.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-37
Max.
1.00
0.40
0.40
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.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
-42
Max.
1.30
0.45
0.40
0.05
0.60
0.60
0.60
0.00
0.60
0.20
0.20
0.10
0.00
0.20
1.00
Timing v.2.2
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns