LFXP2-8E-5TN144C LATTICE SEMICONDUCTOR, LFXP2-8E-5TN144C Datasheet - Page 18

• Manufacturer Part Number: LFXP2-8E-5TN144C
• Description: IC, LATTICEXP2 FPGA, 435MHZ, TQFP-144
• Manufacturer: LATTICE SEMICONDUCTOR
• Series: LatticeXP2r

Specifications of LFXP2-8E-5TN144C

• No. Of Logic Blocks: 8000
• No. Of Macrocells: 4000
• Family Type: LatticeXP2
• No. Of Speed Grades: 5
• No. Of I/o's: 100
• Clock Management: PLL
• Total Ram Bits: 221Kbit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Lattice Semiconductor
Figure 2-14. Slice0 through Slice2 Control Selection
Edge Clock Routing
LatticeXP2 devices have eight high-speed edge clocks that are intended for use with the PIOs in the implementa-
tion of high-speed interfaces. Each device has two edge clocks per edge. Figure 2-15 shows the selection muxes
for these clocks.
Figure 2-15. Edge Clock Mux Connections
Secondary Clock
GPLL Output CLKOP
GPLL Output CLKOS
Clock Input Pad
GPLL Input Pad
GPLL Input Pad
Routing
Vcc
Input Pad
Input Pad
Routing
Routing
Routing
12
3
1
2-15
16:1
Top and Bottom
ECLK1/ ECLK2
Left and Right
Left and Right
(Both Muxes)
Edge Clocks
Edge Clocks
Edge Clocks
ECLK1
ECLK2
Slice Control
LatticeXP2 Family Data Sheet
Architecture