EP1SGX40DF1020I5 - Stratix GX FPGA 41,250 LEs 1020-BGA | Altera
MPN: EP1SGX40DF1020I5 β End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1850 | $1,850.00 |
| 10 | $1720 | $17,200.00 |
| 100 | $1580 | $158,000.00 |
| 500 | $1450 | $725,000.00 |
| 1,000 | $1340 | $1,340,000.00 |
Drop-in alternatives for EP1SGX40DF1020I5 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
EP1SGX40DF1020I5ES
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
EP1SGX40CF1020I5
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$370 / Unit
View Datasheet βEP1SGX40DF1020C7N
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$315 / Unit
View Datasheet βEP1SGX40DF1020C6N
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$142 / Unit
View Datasheet βEP1SGX40DF1020C5N
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$210 / Unit
View Datasheet βEP1S80F1020C7
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$195 / Unit
View Datasheet βEP1SGX40DF1020I5 Maximum Ratings & Electrical Characteristics
| Family | Stratix GX |
| Device Series | EP1SGX40 |
| Logic Elements | 41,250 |
| Configurable Logic Blocks (CLBs) | 4,125 |
| Process Technology | 130 nm CMOS |
| Core Voltage (Nominal) | 1.5 V |
| Supply Voltage Range | 1.425 V to 1.575 V |
| Operating Temperature Grade | Industrial / Military (-40C to +100C) |
| Speed Grade | I5 |
| Package | 1020-ball FC-FBGA |
| Terminal Pitch | 1.00 mm |
| Mounting Type | Surface Mount |
| Toolchain Support | Quartus II / Quartus Prime |
| Lead-Free | yes (per Altera ordering info) |
EP1SGX40DF1020I5 Pin Configuration
| Pin A1 | VCC β Core supply voltage (1.5 V nominal) |
| Pin A2 | GND β Common ground reference |
| Pin A3 | IO_BANK_1 β User I/O - Bank 1 |
| Pin B1 | VCCA_PLL β PLL analog supply |
| Pin B2 | GND β Common ground reference |
| Pin B3 | IO_BANK_2 β User I/O - Bank 2 |
| Pin C1 | VCC_PGM β Configuration supply |
| Pin C2 | MSEL β Mode select for configuration scheme |
| Pin C3 | nCONFIG β Configuration control (active low) |
| Pin D1 | DATA0 β Configuration data input |
| Pin D2 | nCE β Chip enable (active low) |
| Pin D3 | DCLK β Configuration clock input |
| Pin E1 | REFCLK_P β Transceiver reference clock positive |
| Pin E2 | REFCLK_N β Transceiver reference clock negative |
| Pin E3 | RX_P β Transceiver receive positive |
| Pin F1 | RX_N β Transceiver receive negative |
| Pin F2 | TX_P β Transceiver transmit positive |
| Pin F3 | TX_N β Transceiver transmit negative |
| Pin G1 | JTAG_TCK β JTAG test clock |
| Pin G2 | JTAG_TMS β JTAG test mode select |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
EP1SGX40DF1020I5 is suitable for 6 applications: Multi-Gigabit Serial Interface Bridging, Defense Radar Signal Processing, Telecom Backplane Aggregation, Test and Measurement Instrumentation, Industrial Control Backplanes, Aerospace Flight-Control Interfaces.
Multi-Gigabit Serial Interface Bridging
The EP1SGX40DF1020I5 fits multi-gigabit serial interface bridging because it integrates hard SERDES channels alongside 41,250 logic elements, allowing designers to consolidate PHY and protocol logic on a single die. With its 130 nm Stratix GX architecture the part supports protocols such as PCI Express, Serial RapidIO, XAUI, and 1/2/4 Gbps Fibre Channel, eliminating external PHY chips and reducing board complexity. The 1020-ball FC-FBGA exposes enough differential pairs to fan out multiple transceiver channels to backplane connectors while leaving ample user I/O for control-plane logic. Placed between a host ASIC and a backplane, the device translates between an internal parallel bus and the multi-gigabit serial link, with on-chip PLLs generating the required reference clocks. Compared with discrete SERDES + glue logic, the integrated approach reduces BOM cost, PCB area, and signal-integrity risk, while the 41k LE capacity absorbs protocol-state-machine and link-layer logic.
Recommended
Defense Radar Signal Processing
The EP1SGX40DF1020I5 is well suited for defense radar signal processing because it combines industrial/military temperature grade operation (-40C to +100C) with the parallel DSP throughput of 41,250 logic elements and dedicated DSP blocks. Radar front-ends digitize IF signals and push them into FPGAs for pulse compression, MTI filtering, and CFAR detection; the Stratix GX fabric's TriMatrix memory provides the high-bandwidth buffering needed for matched-filter taps, while dedicated DSP blocks accelerate FIR/FFT operations. The 1020-ball FC-FBGA supports wide data buses from multi-channel ADCs, and the device's high-speed transceivers stream processed data to downstream recorders or display subsystems. Its military temperature screening and long-life-cycle support from Altera/Intel PSG make it attractive for radar programs that span decades. Estimated: at 200 MHz DSP-block throughput the part can sustain tens of GMACs for real-time pulse processing.
Recommended
Telecom Backplane Aggregation
The EP1SGX40DF1020I5 fits telecom backplane aggregation by aggregating multiple lower-rate serial links into a single high-rate uplink, leveraging the on-chip multi-gigabit transceivers and ample logic for protocol mapping. Common Aggregation architectures fan-in 8-16 SFP+ 1G/2.5G links into a 10G XAUI or 4G FC uplink; the Stratix GX architecture provides the SERDES channels and the 41k LE fabric for MAC, framing, and link-management logic. The 1020-ball FC-FBGA delivers the differential-pair density required for multi-channel aggregation, while industrial temperature grade supports outdoor cabinet deployments. Placed on a line card with multiple SFP cages, the FPGA consolidates what would otherwise require a network processor plus a separate SERDES chip. The 1.5 V core and on-chip PLLs simplify power architecture compared with multi-rail legacy designs.
Recommended
Test and Measurement Instrumentation
The EP1SGX40DF1020I5 is appropriate for test-and-measurement instrumentation because its 41,250 logic elements provide flexible DSP-style processing, and the embedded multi-gigabit transceivers stream digitized waveforms to capture memory or downstream analysis engines. Applications include arbitrary waveform generators, protocol analyzers, and high-speed digitizers where the FPGA performs real-time triggering, decimation, and FFT pre-processing before transferring data over PCIe or 10G Ethernet. The 1020-ball FC-FBGA accommodates wide parallel LVDS buses from interleaved ADC arrays, while the 1.5 V core supports low-noise analog integration. Industrial temperature grade is a strong fit for lab and field instrumentation that operates in uncontrolled environments. Compared with fixed-function ASICs, the FPGA's reconfigurability lets manufacturers ship one hardware platform and update measurement algorithms in firmware.
Recommended
Industrial Control Backplanes
The EP1SGX40DF1020I5 supports industrial control backplane aggregation by providing protocol bridging between legacy fieldbuses (Profibus, CAN, RS-485) and modern Ethernet/IP or EtherCAT, leveraging on-chip transceivers for high-speed uplinks and ample logic for protocol-stack implementation. The industrial/military temperature range (-40C to +100C) handles factory-floor enclosures, while the 1020-ball FC-FBGA supports a mix of high-speed serial and parallel I/O. The 41k LE fabric absorbs the protocol stacks, real-time control loops, and safety logic required for SIL-rated industrial controllers. Compared with microcontroller-based solutions, the FPGA delivers deterministic latency and parallel I/O bandwidth for high-axis-count motion-control systems.
Recommended
Aerospace Flight-Control Interfaces
The EP1SGX40DF1020I5 suits aerospace flight-control interface aggregation because the -40C to +100C industrial/military temperature grade and high pin count support the redundant, isolated I/O needed for flight-critical systems. The Stratix GX architecture provides CRC, ARINC 429, MIL-STD-1553, and Ethernet channelization in a single device, with on-chip SERDES for high-rate sensor aggregation (LiDAR, radar, IMU buses). The 1020-ball FC-FBGA delivers enough differential pairs for redundant channel groups and ECC memory interfaces. Long-life-cycle support from Altera/Intel PSG and mature Quartus II toolchain are major advantages for DO-254 certification programs that span decades. Compared with discrete interface ASICs, the FPGA's reconfigurability simplifies late-stage spec changes during flight-certification testing.
Recommended
Recommended Products Summary
Engineering reference data for EP1SGX40DF1020I5 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EP1SGX40DF1020I5ES | EP1SGX40CF1020I5 | EP1SGX40DF1020C7N | EP1SGX40DF1020C6N | EP1S80F1020C7 |
|---|---|---|---|---|---|---|
| Package | 1020-ball FC-FBGA | 1020-ball FC-FBGA - same | 1020-ball FC-FBGA - same | 1020-ball FC-FBGA - same | 1020-ball FC-FBGA - same | 1020-ball FC-FBGA - same |
| Brand | Altera (Intel PSG) | Altera (Intel PSG) | Altera (Intel PSG) | Altera (Intel PSG) | Altera (Intel PSG) | Altera (Intel PSG) |
| Logic Elements | 41,250 | 41,250 | 41,250 | 41,250 | 41,250 | 79,040 |
| Core Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Temperature Grade | Industrial/Military (-40C to +100C) | Industrial/Military | Industrial/Military | Commercial (0C to +85C) | Commercial (0C to +85C) | Commercial (0C to +85C) |
| Speed Grade | I5 | I5ES | I5 | C7 | C6 | C7 |
| Process Technology | 130 nm CMOS | 130 nm CMOS | 130 nm CMOS | 130 nm CMOS | 130 nm CMOS | 130 nm CMOS |
| Lifecycle Status | NRND | NRND | NRND | NRND | NRND | NRND |
| Embedded Transceivers | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Industrial/Military temperature grade for high-reliability deployments (vs EP1SGX40DF1020C7N)
- I5 speed grade at industrial temperature (vs EP1SGX40DF1020C6N)
- Stratix GX architecture with integrated multi-gigabit transceivers (vs EP1S80F1020C7)
Design Notes
Estimated: at full utilization of the 41,250 logic fabric with multi-gigibt transceivers active, the EP1SGX40DF1020I5 core and transceiver rails can draw 5-15 W. Design the 1.5 V core rail with at least 20% margin (so 12-18 W capability), place 10uF ceramic + 100uF bulk decoupling within 1 inch of the BGA balls, and use a dedicated switching regulator with sub-50 mVpp ripple for the analog PLL supplies (VCCA_PLL) to minimize jitter on the SERDES channels.
The 1020-ball FC-FBGA exposes a moderate-size thermal pad via inner-row balls; populate the central balls as thermal vias to a full inner-plane copper pour. Estimated: without a heatsink or 6+ layer PCB with continuous ground plane, the device can sustain roughly 2-3 W at industrial ambient before junction-temperature derating is required. For military-grade deployments that fill the transceiver utilization, a 1 square-inch copper pour with thermal vias is the minimum recommended thermal management.
The 1.00 mm pitch 1020-ball FC-FBGA requires high-density PCB fabrication: 0.10 mm via-in-pad with filled-and-capped vias, 4/4 mil trace/space stackup, and high-Tg FR-4 or low-loss PCB material for SERDES channel lengths. Matched-impedance 100-ohm differential routing for transceiver pairs is mandatory; reference the Altera Stratix GX Board Design Guidelines for via-pattern, length-matching, and AC-coupling capacitor placement near the BGA balls.
Do not assume any Stratix GX 1020-ball variant is fully interchangeable - the 'I' (industrial/military) vs 'C' (commercial) temperature grade is functionally identical for silicon but causes thermal-derating divergence; also the ES (engineering-sample) suffix may not meet full production screening. Verify transceiver count, on-chip memory, and DSP blocks against the target datasheet before substitution, and ensure Quartus II / Quartus Prime toolchain supports the specific speed-grade suffix.
Compliance Information
FPGAs in 1020-ball FC-FBGA from Altera are typically lead-free with Pb-free terminations per JEDEC J-STD-020; explicit RoHS/REACH documentation not included in the verified web data - request from Altera/Intel PSG for mission-critical certifications.
