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EP4CE15E22C8N Datasheet, PDF (28/42 Pages) Altera Corporation – 1. Cyclone IV Device Datasheet | |||
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1â28
Chapter 1: Cyclone IV Device Datasheet
Switching Characteristics
f For more information about the supported maximum clock rate, device and pin
planning, IP implementation, and device termination, refer to Section III: System
Performance Specifications of the External Memory Interfaces Handbook.
1 Actual achievable frequency depends on design- and system-specific factors. Perform
HSPICE/IBIS simulations based on your specific design and system setup to
determine the maximum achievable frequency in your system.
High-Speed I/O Specifications
Table 1â31 through Table 1â36 list the high-speed I/O timing for Cyclone IV devices.
For definitions of high-speed timing specifications, refer to âGlossaryâ on page 1â37.
Table 1â31. RSDS Transmitter Timing Specifications for Cyclone IV Devices (1), (2), (4) (Part 1 of 2)
Symbol
Modes
Ã10
Ã8
fHSCLK
Ã7
(input clock
frequency)
Ã4
Ã2
Ã1
Ã10
Ã8
Device
Ã7
operation in
Mbps
Ã4
Ã2
Ã1
tDUTY
â
Transmitter
channel-to-
channel skew
â
(TCCS)
Output jitter
(peak to peak)
â
20 â 80%,
tRISE
CLOAD =
5 pF
20 â 80%,
tFALL
CLOAD =
5 pF
C6
C7, I7
Min Typ Max Min Typ Max
5 â 180 5 â 155.5
5 â 180 5 â 155.5
5 â 180 5 â 155.5
5 â 180 5 â 155.5
5 â 180 5 â 155.5
5 â 360 5 â 311
100 â 360 100 â 311
80 â 360 80 â 311
70 â 360 70 â 311
40 â 360 40 â 311
20 â 360 20 â 311
10 â 360 10 â 311
45 â 55 45 â 55
â â 200 â â 200
â â 500 â â 500
â 500 â â 500 â
â 500 â â 500 â
C8, A7
Min Typ Max
5 â 155.5
5 â 155.5
5 â 155.5
5 â 155.5
5 â 155.5
5 â 311
100 â 311
80 â 311
70 â 311
40 â 311
20 â 311
10 â 311
45 â 55
â â 200
â â 550
â 500 â
â 500 â
C8L, I8L
Min Typ Max
5 â 155.5
5 â 155.5
5 â 155.5
5 â 155.5
5 â 155.5
5 â 311
100 â 311
80 â 311
70 â 311
40 â 311
20 â 311
10 â 311
45 â 55
â â 200
â â 600
â 500 â
â 500 â
C9L
Unit
Min Typ Max
5 â 132.5 MHz
5 â 132.5 MHz
5 â 132.5 MHz
5 â 132.5 MHz
5 â 132.5 MHz
5 â 265 MHz
100 â 265 Mbps
80 â 265 Mbps
70 â 265 Mbps
40 â 265 Mbps
20 â 265 Mbps
10 â 265 Mbps
45 â 55 %
â â 200 ps
â â 700 ps
â 500 â ps
â 500 â ps
Cyclone IV Device Handbook,
Volume 3
May 2013 Altera Corporation
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