EP4CE55F29C8LN Altera, EP4CE55F29C8LN Datasheet - Page 102
EP4CE55F29C8LN
Manufacturer Part Number
EP4CE55F29C8LN
Description
IC CYCLONE IV FPGA 55K 780FBGA
Manufacturer
Altera
Series
CYCLONE® IV Er
Datasheets
1.EP4CGX15BN11C8N.pdf
(44 pages)
2.EP4CGX15BN11C8N.pdf
(14 pages)
3.EP4CGX15BN11C8N.pdf
(478 pages)
4.EP4CGX15BN11C8N.pdf
(10 pages)
Specifications of EP4CE55F29C8LN
Number Of Logic Elements/cells
55856
Number Of Labs/clbs
3491
Total Ram Bits
2340000
Number Of I /o
374
Voltage - Supply
0.97 V ~ 1.03 V
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 85°C
Package / Case
780-FBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of Gates
-
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5–40
Cyclone IV Device Handbook, Volume 1
Table 5–9. Loop Filter Resistor Value Control (Part 2 of 2)
Table 5–10. Loop Filter Control of High Frequency Capacitor
Bypassing a PLL Counter
Bypassing a PLL counter results in a divide (N, C0 to C4 counters) factor of one.
Table 5–11
Table 5–11. PLL Counter Settings
To bypass any of the PLL counters, set the bypass bit to 1. The values on the other bits
are then ignored.
Note to
(1) Bypass bit.
X
X
LFR[4]
1
1
1
1
Table
X
X
lists the settings for bypassing the counters in PLLs of Cyclone IV devices.
PLL Scan Chain Bits [0..8] Settings
LFC[1]
5–11:
X
X
0
0
1
LFR[3]
X
X
1
1
1
1
LSB
X
X
X
X
LFR[2]
0
0
1
1
X
X
LFC[0]
X
X
Chapter 5: Clock Networks and PLLs in Cyclone IV Devices
0
1
1
LFR[1]
1
0
MSB
(1)
(1)
0
1
0
1
PLL counter bypassed
PLL counter not bypassed
© December 2010 Altera Corporation
LFR[0]
0
1
0
0
Setting (Decimal)
Description
0
1
3
PLL Reconfiguration
(Decimal)
Setting
24
27
28
30
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