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EP4CGX30CF23C8N Datasheet, PDF (19/42 Pages) Altera Corporation – Cyclone IV Device Datasheet | |||
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Chapter 1: Cyclone IV Device Datasheet
Switching Characteristics
1â19
Table 1â21. Transceiver Specification for Cyclone IV GX Devices (Part 3 of 4)
Symbol/
Description
Conditions
C6
Min Typ
Max
C7, I7
Min Typ Max Min
Signal detect/loss
threshold
PIPE mode
65 â
175
65 â 175 65
tLTR (10)
â
ââ
75
â
â
75
â
tLTR-LTD_Manual (11)
â
15 â
â
15
â
â
15
tLTD (12)
â
0 100 4000
0 100 4000 0
tLTD_Manual (13)
â
â
â
4000
â
â 4000 â
tLTD_Auto (14)
â
â
â
4000
â
â 4000 â
Receiver buffer and
CDR offset
cancellation time
â
â â 17000 â â 17000 â
(per channel)
DC Gain Setting =
0
â
0
â
â
0
ââ
Programmable DC
gain
DC Gain Setting =
1
â
3
â
â
3
ââ
DC Gain Setting =
2
â
6
â
â
6
ââ
Transmitter
Supported I/O
Standards
1.5 V PCML
Data rate (F324 and
smaller package)
â
600 â
Data rate (F484 and
larger package)
â
600 â
VOCM
Differential on-chip
termination resistors
0.65 V setting
100ïï setting
150ïï setting
â 650
â 100
â 150
Differential and
common mode
return loss
PIPE, CPRI LV,
Serial Rapid I/O
SR, SDI, XAUI,
SATA
Rise time
â
50 â
Fall time
â
50 â
Intra-differential pair
skew
â
ââ
Intra-transceiver
block skew
â
ââ
2500
3125
â
â
â
600 â 2500 600
600 â 3125 600
â 650 â â
â 100 â â
â 150 â â
Compliant
200
50 â 200 50
200
50 â 200 50
15
â
â
15
â
120
â â 120 â
C8
Unit
Typ Max
â
175
mV
â
75
µs
â
â
µs
100 4000 ns
â 4000 ns
â 4000 ns
recon
â 17000 fig_c
lk
cycles
0
â
dB
3
â
dB
6
â
dB
â 2500 Mbps
â 2500 Mbps
650
â
mV
100
â
ï
150
â
ï
â
â
200
ps
â
200
ps
â
15
ps
â
120
ps
December 2013 Altera Corporation
Cyclone IV Device Handbook,
Volume 3
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