EP1S20F484C6N Altera, EP1S20F484C6N Datasheet - Page 520

• Manufacturer Part Number: EP1S20F484C6N
• Description: IC STRATIX FPGA 20K LE 484-FBGA
• Manufacturer: Altera
• Series: Stratix®r

Specifications of EP1S20F484C6N

• Number Of Logic Elements/cells: 18460
• Number Of Labs/clbs: 1846
• Total Ram Bits: 1669248
• Number Of I /o: 361
• Voltage - Supply: 1.425 V ~ 1.575 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 484-FBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of Gates: -

Differential I/O Termination
Figure 5–35. PCML Differential Termination
5–48
Stratix Device Handbook, Volume 2
Transmitter
Differential
50 Ω
Differential HSTL Termination
The HSTL Class I and II I/O standards require a 0.75-V V
V V
termination for HSTL Class I and II I/O standard.
Figure 5–36. Differential HSTL Class I Termination
TT
Transmitter
.
Differential
Figures 5–36
50 Ω
and
Z
Z
0
0
= 50 Ω
= 50 Ω
Z
Z
5–37
0
0
= 50 Ω
= 50 Ω
50 Ω
show the device with differential
V
50 Ω
TT
V
TT
= 0.75 V
50 Ω
50 Ω
V
TT
= 0.75 V
Differential
Receiver
Altera Corporation
REF
Differential
Receiver
and a 0.75-
July 2005