DC & Switching Characteristics
Table 6–7. Stratix GX Transceiver Block AC Specification (Part 4 of 7)
-6 Commercial &
-7 Commercial &
Industrial Speed
-5 Commercial
Speed Grade (1)
Industrial Speed
Symbol /
Description
Grade
Grade
(1)
Conditions
Unit
(1)
Min Typ
Max
Min Typ
Max
Min Typ
Max
Sinusoidal
jitter
f = 22.1 kHz at
3.125 Gbps
8.5
8.5
N/A
f = 1.875 MHz at
3.125 Gbps
0.1
0.1
0.1
0.1
N/A
N/A
f = 20 MHz at
3.125 Gbps
10-12
32
10-12
32
10-12
32
BER
Receive
latency (4)
Single width
Double width
7
5
7
5
7
5
(3)
(3)
19
19
19
Channel to
channel bit
skew
XAUI mode /
inter-quadrant
only
40
40
N/A
UI (7)
tolerance (5),
(6)
Run-length
(8)
80
80
80
UI
Receive
return loss
(differential)
100 MHz to
2.5 Ghz
–10
–10
–10
dB
Receive
return loss
(common
mode)
100 MHz to
2.5 Ghz
–6
–6
–6
dB
Transmitter
Commercial /
industrial
Serial data
rate
500
20
3,187.5 500
398.4 20
3,187.5 500
2,500 Mbps
312.5 MHz
Parallel
transceiver/
core
375
20
interface
speed
8B/10B Custom Transmitter Jitter using Encoded CRPAT
Note (9)
Deterministic 500 Mbps
0.11
0.11
0.18
0.11
0.18
UI
UI
jitter
Pre-emphasis = 1
OD = 1,400 mV
V
Total jitter
0.18
Altera Corporation
August 2005
6–7
Stratix GX Device Handbook, Volume 1
ALTERA [ ALTERA CORPORATION ]
