
3-15
DC and Switching Characteristics
Lattice Semiconductor
MachXO Family Data Sheet
MachXO Family Timing Adders
1, 2, 3
Over Recommended Operating Conditions
Buffer Type
Description
-5-4-3
Units
Input Adjusters
LVDS25
4
LVDS
0.44
0.53
0.61
ns
BLVDS25
4
BLVDS
0.44
0.53
0.61
ns
LVPECL33
4
LVPECL
0.42
0.50
0.59
ns
LVTTL33
LVTTL
0.01
ns
LVCMOS33
LVCMOS 3.3
0.01
ns
LVCMOS25
LVCMOS 2.5
0.00
ns
LVCMOS18
LVCMOS 1.8
0.07
0.08
0.10
ns
LVCMOS15
LVCMOS 1.5
0.14
0.17
0.19
ns
LVCMOS12
LVCMOS 1.2
0.40
0.48
0.56
ns
PCI33
4
PCI
0.01
ns
Output Adjusters
LVDS25E
LVDS 2.5 E
-0.13
-0.15
-0.18
ns
LVDS25
4
LVDS 2.5
-0.21
-0.26
-0.30
ns
BLVDS25
BLVDS 2.5
-0.03
-0.04
ns
LVPECL33
LVPECL 3.3
0.04
0.05
ns
LVTTL33_4mA
LVTTL 4mA drive
0.04
0.05
ns
LVTTL33_8mA
LVTTL 8mA drive
0.06
0.07
0.08
ns
LVTTL33_12mA
LVTTL 12mA drive
-0.01
ns
LVTTL33_16mA
LVTTL 16mA drive
0.50
0.60
0.70
ns
LVCMOS33_4mA
LVCMOS 3.3 4mA drive
0.04
0.05
ns
LVCMOS33_8mA
LVCMOS 3.3 8mA drive
0.06
0.07
0.08
ns
LVCMOS33_12mA
LVCMOS 3.3 12mA drive
-0.01
ns
LVCMOS33_14mA
LVCMOS 3.3 14mA drive
0.50
0.60
0.70
ns
LVCMOS25_4mA
LVCMOS 2.5 4mA drive
0.05
0.06
0.07
ns
LVCMOS25_8mA
LVCMOS 2.5 8mA drive
0.10
0.12
0.13
ns
LVCMOS25_12mA
LVCMOS 2.5 12mA drive
0.00
ns
LVCMOS25_14mA
LVCMOS 2.5 14mA drive
0.34
0.40
0.47
ns
LVCMOS18_4mA
LVCMOS 1.8 4mA drive
0.11
0.13
0.15
ns
LVCMOS18_8mA
LVCMOS 1.8 8mA drive
0.05
0.06
ns
LVCMOS18_12mA
LVCMOS 1.8 12mA drive
-0.06
-0.07
-0.08
ns
LVCMOS18_14mA
LVCMOS 1.8 14mA drive
0.06
0.07
0.09
ns
LVCMOS15_4mA
LVCMOS 1.5 4mA drive
0.15
0.19
0.22
ns
LVCMOS15_8mA
LVCMOS 1.5 8mA drive
0.05
0.06
0.07
ns
LVCMOS12_2mA
LVCMOS 1.2 2mA drive
0.26
0.31
0.36
ns
LVCMOS12_6mA
LVCMOS 1.2 6mA drive
0.05
0.06
0.07
ns
PCI33
4
PCI33
1.85
2.22
2.59
ns
1. Timing adders are characterized but not tested on every device.
2. LVCMOS timing is measured with the load specified in Switching Test Conditions table.
3. All other standards tested according to the appropriate specifications.
4. I/O standard only available in LCMXO1200 and LCMXO2280 devices.
Rev. A 0.19