EP4SGX360KF40C3N Datasheet, PDF (63/82 Pages) Altera Corporation – This chapter covers the electrical and switching characteristics for Stratix IV devices

Chapter 1: DC and Switching Characteristics for Stratix IV Devices
Switching Characteristics
1–55
Table 1–42. High-Speed I/O Specifications ⁽¹⁾, ⁽²⁾ (Part 2 of 3)
Symbol
Conditions
–2/–2× Speed Grade –3 Speed Grade
–4 Speed Grade
Unit
Min Typ Max Min Typ Max Min Typ Max
Transmitter
SERDES factor J = 3 to 10 ^{(9) (4)} — 1600 ⁽⁴⁾ — 1250 ⁽⁴⁾ — 1250 Mbps
True Differential I/O
Standards - f_HSDR
(data rate)
SERDES factor J = 2,
Uses DDR Registers
SERDES factor J = 1,
Uses an SDR Register
(4)
—
(5)
(4)
—
(5)
(4)
—
(5) _Mbps
(4)
—
(5)
(4)
—
(5)
(4)
—
(5) _Mbps
Emulated
Differential I/O
Standards with
Three External
Output Resistor
Networks - f_HSDR
(data rate) ⁽⁶⁾
Emulated
Differential I/O
Standards with One
External Output
Resistor - f_HSDR
(data rate)
SERDES factor J = 4 to 10
(4) _{— 1250} (4) _{— 1152} (4) _{— 800 Mbps}
(4)
—
311
(4)
—
200
(4)
—
200 Mbps
t_{x Jitter} - True
Differential I/O
Standards
Total Jitter for Data Rate,
600 Mbps to 1.6 Gbps
Total Jitter for Data Rate,
< 600 Mbps
— — 160 — — 160 — — 160 ps
— — 0.1 — — 0.1 — — 0.1 UI
t_{x Jitter} - Emulated
Differential I/O
Standards with
Three External
Output Resistor
Network
Total Jitter for Data Rate,
600 Mbps to 1.25 Gbps
Total Jitter for Data Rate
< 600 Mbps
— — 300 — — 300 — — 325 ps
— — 0.2 — — 0.2 — — 0.25 UI
t_{x Jitter} - Emulated
Differential I/O
Standards with One
—
External Output
Resistor Network
— — 0.125 — — 0.15 — — 0.15 UI
Tx output clock duty cycle for
t_DUTY
both True and Emulated
45 50 55 45 50 55 45 50 55 %
Differential I/O Standards
True Differential I/O Standards — — 160 — — 200 — — 200 ps
t_{RISE &} t_FALL
Emulated Differential I/O
Standards with Three External — — 250 — — 250 — — 300 ps
Output Resistor Networks
Emulated Differential I/O
Standards with One External — — 460 — — 500 — — 500 ps
Output Resistor
July 2012 Altera Corporation
Stratix IV Device Handbook
Volume 4: Device Datasheet and Addendum