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 0.01 0.01 ns
LVCMOS33 LVCMOS 3.3 0.01 0.01 0.01 ns
LVCMOS25 LVCMOS 2.5 0.00 0.00 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 0.01 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 -0.03 -0.04 ns
LVPECL33 LVPECL 3.3 0.04 0.04 0.05 ns
LVTTL33_4mA LVTTL 4mA drive 0.04 0.04 0.05 ns
LVTTL33_8mA LVTTL 8mA drive 0.06 0.07 0.08 ns
LVTTL33_12mA LVTTL 12mA drive -0.01 -0.01 -0.01 ns
LVTTL33_16mA LVTTL 16mA drive 0.50 0.60 0.70 ns
LVCMOS33_4mA LVCMOS 3.3 4mA drive 0.04 0.04 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 -0.01 -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 0.00 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 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
