LFEC15E-3FN484I Lattice, LFEC15E-3FN484I Datasheet - Page 66

• Manufacturer Part Number: LFEC15E-3FN484I
• Description: IC FPGA 15.3KLUTS 484FPBGA
• Manufacturer: Lattice

Specifications of LFEC15E-3FN484I

• Number Of Logic Elements/cells: *
• Number Of Labs/clbs: *
• Total Ram Bits: *
• Number Of I /o: *
• Number Of Gates: *
• Voltage - Supply: *
• Mounting Type: *
• Operating Temperature: *
• Package / Case: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Lattice Semiconductor
Switching Test Conditions
Figure 3-21 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 3-6.
Figure 3-21. Output Test Load, LVTTL and LVCMOS Standards
Table 3-6. 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
*CL Includes Test Fixture and Probe Capacitance
DUT
V
R1
T
3-30
188Ω
R
∞
1
CL*
0pF
0pF
C
L
Test Point
DC and Switching Characteristics
LatticeECP/EC Family Data Sheet
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
OH
OL
CCIO
CCIO
+ 0.15
- 0.15
/2
/2
Timing Ref.
CCIO
CCIO
CCIO
CCIO
/2
/2
/2
/2
V
V
V
V
V
—
—
—
—
—
OH
OH
OL
OL
T