lfsc3ga15e-7f900c Lattice Semiconductor Corp., lfsc3ga15e-7f900c Datasheet - Page 74

• Manufacturer Part Number: lfsc3ga15e-7f900c
• Description: Latticesc/m Fpga Data Sheets
• Manufacturer: Lattice Semiconductor Corp.

Lattice Semiconductor
Switching Test Conditions
Figure 3-15 shows the output test load that is used for AC testing. The specific values for resistance, capacitance,
voltage, and other test conditions are shown in Table 3-4.
Figure 3-15. Output Test Load, LVTTL and LVCMOS Standards
Table 3-4. Test Fixture Required Components, Non-Terminated Interfaces
LVTTL and other LVCMOS settings (L -> H, H -> L)
LVCMOS 2.5 I/O (Z -> H)
LVCMOS 2.5 I/O (Z -> L)
LVCMOS 2.5 I/O (H -> Z)
LVCMOS 2.5 I/O (L -> Z)
Note: Output test conditions for all other interfaces are determined by the respective standards.
Test Condition
DUT
3-30
30pF
30pF
C
CL
L
LVCMOS 3.3 = 1.5V
LVCMOS 2.5 = V
LVCMOS 1.8 = V
LVCMOS 1.5 = V
LVCMOS 1.2 = V
V
V
V
V
Test Poi nt
OH
OL
CCIO
CCIO
DC and Switching Characteristics
+ 0.15
- 0.15
/2
/2
LatticeSC/M Family Data Sheet
Timing Ref.
CCIO
CCIO
CCIO
CCIO
/2
/2
/2
/2
V
V
V
V
V
—
—
—
—
—
OH
OH
OL
OL
T