EP2C20F256C6N Altera, EP2C20F256C6N Datasheet - Page 31

• Manufacturer Part Number: EP2C20F256C6N
• Description: IC CYCLONE II FPGA 20K 256-FBGA
• Manufacturer: Altera
• Series: Cyclone® IIr

Specifications of EP2C20F256C6N

• Number Of Logic Elements/cells: 18752
• Number Of Labs/clbs: 1172
• Total Ram Bits: 239616
• Number Of I /o: 152
• Voltage - Supply: 1.15 V ~ 1.25 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 256-FBGA
• For Use With: P0528 - BOARD DEV DE1 ALTERA544-1736 - CYCLONE II STARTER KIT EP2C20N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Gates: -
• Other names: 544-1660

Figure 2–12. EP2C15 & Larger PLL, CLK[], DPCLK[] & Clock Control Block Locations
Notes to
(1)
(2)
Altera Corporation
February 2007
There are four clock control blocks on each side.
Only one of the corner CDPCLK pins in each corner can feed the clock control block at a time. The other CDPCLK pins
can be used as general-purpose I/O pins.
CDPCLK0
CDPCLK1
CLK[3..0]
Figure
DPCLK0
DPCLK1
2–12:
4
PLL 3
PLL 1
4
3
CDPCLK7
CDPCLK2
(2)
(2)
Clock Control
DPCLK[11..10]
Block (1)
3
DPCLK[3..2]
4
GCLK[15..0]
2
16
2
CLK[15..12]
CLK[11..8]
16
16
4
4
GCLK[15..0]
16
DPCLK[9..8]
DPCLK[5..4]
2
2
Clock Control
Block (1)
3
4
Cyclone II Device Handbook, Volume 1
CDPCLK6
CDPCLK3
(2)
(2)
3
PLL 4
PLL 2
4
Cyclone II Architecture
4
CDPCLK5
DPCLK7
CLK[7..4]
DPCLK6
CDPCLK4
2–19