LFXP2-5E-5FTN256I Lattice, LFXP2-5E-5FTN256I Datasheet - Page 142

• Manufacturer Part Number: LFXP2-5E-5FTN256I
• Description: FPGA - Field Programmable Gate Array 5K LUTs 172 I/O Inst on DSP 1.2V -5 Spd
• Manufacturer: Lattice

Specifications of LFXP2-5E-5FTN256I

• Number Of Macrocells: 5000
• Number Of Programmable I/os: 172
• Data Ram Size: 169984
• Supply Voltage (max): 1.26 V
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Supply Voltage (min): 1.14 V
• Package / Case: FTBGA-256
• Number Of Logic Elements/cells: *
• Number Of Labs/clbs: *
• Total Ram Bits: 169984
• Number Of I /o: 172
• Number Of Gates: -
• Voltage - Supply: 1.14 V ~ 1.26 V
• Mounting Type: *
• Operating Temperature: -40°C ~ 100°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Lattice Semiconductor
Table 9-11. DCS Modes of Operation
DCS MODE
DCS Timing Diagrams
Each mode performs a unique operation. The clock output timing is determined by input clocks and the edge of the
SEL signal. Figure 9-19 describes the timing of each mode.
Figure 9-19. Timing Diagrams by DCS MODE
Attribute Name
Rising edge triggered, latched state is high
Falling edge triggered, latched state is low
Sel is active high, Disabled output is low
Sel is active high, Disabled output is high
Sel is active low, Disabled output is low
Sel is active low, Disabled output is high
Buffer for CLK0
Buffer for CLK1
CLK0
CLK1
SEL
DCSOUT
CLK0
CLK1
SEL
DCSOUT
SEL Falling edge:
- Wait for CLK1 rising edge,
- Switch output at CLK0 rising edge
SEL Falling edge:
- Wait for CLK1 falling edge,
- Switch output at CLK0 falling edge
latch output & remain high
latch output & remain low
Description
DCS MODE = POS
DCS MODE = NEG
9-20
SEL Rising edge:
- Wait for CLK0 rising edge,
- Switch output at CLK1 rising edge
SEL Rising edge:
- Wait for CLK0 falling edge,
- Switch output at CLK1 falling edge
latch output & remain high
latch output & remain low
SEL=0
CLK0
CLK0
CLK0
CLK0
CLK0
CLK1
0
1
Output
LatticeXP2 sysCLOCK PLL
Design and Usage Guide
SEL=1
CLK1
CLK1
CLK1
CLK1
CLK0
CLK1
0
1
HIGH_HIGH
HIGH_LOW
LOW_HIGH
LOW_LOW
Value
CLK0
CLK1
POS
NEG