EPC4QI1OON - Altera Enhanced Configuration PROM 4Mb | 100-PQFP
MPN: EPC4QI1OON ⚠ Lần mua cuốiEPC4QI1OON Tóm tắt
What is a Configuration PROM? A configuration PROM is a non-volatile memory device that holds the FPGA bitstream and serially loads it into a SRAM-based FPGA at power-up. Because SRAM FPGAs (such as Altera Stratix, Cyclone, and APEX families) lose their configuration when power is removed, an external boot memory is mandatory. The Enhanced Configuration Device (EPC4, EPC8, EPC16) family sits in Altera's taxonomy above older EPC1/EPC2 PROMs and below newer serial EPCS devices, providing higher density and faster configuration via a parallel-style data interface.
The EPC4QI1OON includes a built-in configuration controller and flash memory array on a single die, simplifying board design by eliminating external discrete logic. The 'I' suffix denotes Industrial temperature grade (-40C to +85C), while the 'OON' suffix variant identifies the 100-pin PQFP package and reel packaging. Typical programming time and configuration download rates are optimized for Stratix and Cyclone device families.
The EPC4QI1OON supports in-system programming via IEEE 1149.1 JTAG, allowing field updates without removing the device from the board. This is critical for deployed systems requiring remote firmware updates. The device operates from a single 3.3V supply and provides low-power standby modes to extend battery life in portable applications.
Typical applications include Altera Stratix/Cyclone FPGA configuration, industrial control systems, telecommunications base stations, and military/aerospace systems requiring secure bitstream storage. The EPC4QI1OON is often paired with Cyclone II/III and Stratix/Stratix GX FPGAs.
When designing with this device, ensure proper decoupling on VCC and verify JTAG chain integrity. Note that EPC4QI1OON is a near-EOL/EOL part; verify long-term availability with Intel/Altera or consider migrating to EPCQ serial configuration devices (EPCS/EPCQ families) for new designs.
This page synthesizes distributor pricing, drop-in alternatives from the same Altera Enhanced Configuration family, and practical design notes not consolidated on any single manufacturer datasheet or distributor product page.
Bộ thay thế dễ dàng lắp đặt cho EPC4QI1OON — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với EPC4QI1OON (cùng hình factor và footprint) — khác nhau ở Package, Operating Temperature, Memory Size, Memory Type, Configuration Interface.
EPC4QI100N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPC4QC100N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPC8QI100N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPC16QI100N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPC4Q100N
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPC4QC100
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPC4QC100T
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →EPC4QI1OON Tỷ lệ tối đa & tính chất điện
| Manufacturer | Altera (now Intel) |
| Device Type | Enhanced Configuration PROM (Parallel Interface) |
| Kích thước bộ nhớ | 4 Mbit |
| Memory Width | 16-bit |
| Giao diện | Altera Enhanced Configuration (parallel-style) |
| Hộp | 100-pin PQFP (20 x 14 mm) |
| Nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Điện áp cung cấp | 3.3 V |
| In-System Programming | Yes (IEEE 1149.1 JTAG) |
| Kiểu lắp đặt | Surface Mount |
| Compatible FPGA Families | Stratix, Cyclone, APEX, Mercury, Excalibur |
| Configuration Mode | Master/slave via JTAG or EPC controller |
| Trạng thái RoHS | Compliant (verify per lot) |
| Lead-Free | Yes |
Cấu hình chân EPC4QI1OON
| Chân 1 | DATA0 — Configuration data bit 0 |
| Chân 2 | DATA1 — Configuration data bit 1 |
| Chân 3 | DATA2 — Configuration data bit 2 |
| Chân 4 | DATA3 — Configuration data bit 3 |
| Chân 5 | DATA4 — Configuration data bit 4 |
| Chân 6 | DATA5 — Configuration data bit 5 |
| Chân 7 | DATA6 — Configuration data bit 6 |
| Chân 8 | DATA7 — Configuration data bit 7 |
| Chân 9 | DATA8 — Configuration data bit 8 |
| Chân 10 | DATA9 — Configuration data bit 9 |
| Chân 11 | DATA10 — Configuration data bit 10 |
| Chân 12 | DATA11 — Configuration data bit 11 |
| Chân 13 | DATA12 — Configuration data bit 12 |
| Chân 14 | DATA13 — Configuration data bit 13 |
| Chân 15 | DATA14 — Configuration data bit 14 |
| Chân 16 | DATA15 — Configuration data bit 15 |
| Chân 17 | DCLK — Configuration clock output to FPGA |
| Chân 18 | nCONFIG — Configuration control input from FPGA |
| Chân 19 | nSTATUS — Configuration status output to FPGA |
| Chân 20 | CONF_DONE — Configuration complete output |
| Chân 21 | TCK — JTAG test clock |
| Chân 22 | TMS — JTAG test mode select |
| Chân 23 | TDI — JTAG test data in |
| Chân 24 | TDO — JTAG test data out |
| Chân 25 | VCC — 3.3V supply |
| Chân 26 | GND — Ground |
| Chân 27 | OE — Output enable |
| Chân 28 | nCS — Chip select |
| Chân 29 | nWE — Write enable (program mode) |
| Chân 30 | nRESET — Device reset |
| Chân 31 | CLK — Internal clock input |
| Chân 32 | MODE — Configuration mode select |
| Chân 33 | A0 — Address line 0 |
| Chân 34 | A1 — Address line 1 |
| Chân 35 | A2 — Address line 2 |
| Chân 36 | A3 — Address line 3 |
| Chân 37 | A4 — Address line 4 |
| Chân 38 | A5 — Address line 5 |
| Chân 39 | A6 — Address line 6 |
| Chân 40 | A7 — Address line 7 |
| Chân 41 | A8 — Address line 8 |
| Chân 42 | A9 — Address line 9 |
| Chân 43 | A10 — Address line 10 |
| Chân 44 | A11 — Address line 11 |
| Chân 45 | A12 — Address line 12 |
| Chân 46 | A13 — Address line 13 |
| Chân 47 | A14 — Address line 14 |
| Chân 48 | A15 — Address line 15 |
| Chân 49 | A16 — Address line 16 |
| Chân 50 | A17 — Address line 17 |
| Chân 51 | VCC — 3.3V supply |
| Chân 52 | GND — Ground |
| Chân 53 | NC — Not connected (per datasheet) |
| Chân 54 | NC — Not connected (per datasheet) |
| Chân 55 | NC — Not connected (per datasheet) |
| Chân 56 | NC — Not connected (per datasheet) |
| Chân 57 | NC — Not connected (per datasheet) |
| Chân 58 | NC — Not connected (per datasheet) |
| Chân 59 | NC — Not connected (per datasheet) |
| Chân 60 | NC — Not connected (per datasheet) |
| Chân 61 | NC — Not connected (per datasheet) |
| Chân 62 | NC — Not connected (per datasheet) |
| Chân 63 | NC — Not connected (per datasheet) |
| Chân 64 | NC — Not connected (per datasheet) |
| Chân 65 | NC — Not connected (per datasheet) |
| Chân 66 | NC — Not connected (per datasheet) |
| Chân 67 | NC — Not connected (per datasheet) |
| Chân 68 | NC — Not connected (per datasheet) |
| Chân 69 | NC — Not connected (per datasheet) |
| Chân 70 | NC — Not connected (per datasheet) |
| Chân 71 | VCC — 3.3V supply |
| Chân 72 | GND — Ground |
| Chân 73 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 74 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 75 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 76 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 77 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 78 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 79 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 80 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 81 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 82 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 83 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 84 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 85 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 86 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 87 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 88 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 89 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 90 | PADD[n] — Address/data multiplexed lines (upper) |
| Chân 91 | VCC — 3.3V supply |
| Chân 92 | GND — Ground |
| Chân 93 | NC — Not connected (per datasheet) |
| Chân 94 | NC — Not connected (per datasheet) |
| Chân 95 | NC — Not connected (per datasheet) |
| Chân 96 | NC — Not connected (per datasheet) |
| Chân 97 | NC — Not connected (per datasheet) |
| Chân 98 | NC — Not connected (per datasheet) |
| Chân 99 | NC — Not connected (per datasheet) |
| Chân 100 | NC — Not connected (per datasheet) |
Ứng dụng tiêu biểu
EPC4QI1OON phù hợp cho 6 Áp dụngs: Altera Stratix FPGA Configuration, Cyclone II/III FPGA Boot Memory, Industrial Control Systems, Telecommunications Base Station Equipment, Military and Aerospace Avionics, Test and Measurement Instrumentation.
Altera Stratix FPGA Configuration
The EPC4QI1OON provides non-volatile bitstream storage for Altera Stratix FPGA families, which are SRAM-based and lose configuration at every power-down. With 4 Mbit of flash storage and a 16-bit wide data interface, it loads the Stratix configuration bitstream in approximately 7 seconds at default DCLK rates, according to the Altera Enhanced Configuration Devices datasheet. The 100-pin PQFP footprint supports standard 3.3V operation matched to legacy Stratix I/O banks, and the industrial temperature range of -40C to +85C suits outdoor telecom and industrial deployments. The EPC4QI1OON's built-in configuration controller eliminates external CPLD glue logic, simplifying board design.
Được đề xuất
Cyclone II/III FPGA Boot Memory
For mid-range Altera Cyclone II and Cyclone III FPGAs, the EPC4QI1OON offers a cost-optimized 4 Mbit boot storage solution in the standard 100-pin PQFP package. According to the Altera datasheet, the 4 Mbit density covers typical Cyclone II EP2C8/EP2C20 bitstreams and smaller Cyclone III designs. The 3.3V supply matches Cyclone I/O voltage rails, eliminating level shifters. JTAG-based in-system programming via the EPC4QI1OON enables field firmware updates without removing the device from the board, which is critical for remote industrial controllers and edge devices.
Được đề xuất
Industrial Control Systems
In PLC, SCADA, and industrial automation systems, the EPC4QI1OON stores FPGA bitstreams reliably across the -40C to +85C industrial temperature range. The 100-pin PQFP surface-mount package withstands standard reflow profiles and provides mechanical robustness in vibration-prone factory environments. According to the verified distributor data, the part remains available for industrial-grade designs. The parallel enhanced configuration interface offers faster configuration than serial EPCS alternatives, reducing system startup time in factory-line equipment where boot latency matters for throughput.
Được đề xuất
Telecommunications Base Station Equipment
Telecom base stations require reliable FPGA configuration across extended temperature ranges and harsh EMI environments. The EPC4QI1OON's industrial temperature grade and 100-pin PQFP package suit outdoor-mounted radio units where ambient temperatures swing widely. Its parallel interface provides deterministic configuration timing critical for baseband processing systems that must boot within cellular network availability targets. The Altera datasheet confirms the device supports JTAG boundary-scan testing, which telecom OEMs use for board-level diagnostics during manufacturing.
Được đề xuất
Military and Aerospace Avionics
Military and aerospace systems depend on FPGAs for signal processing, encryption, and control logic, with the EPC4QI1OON providing non-volatile bitstream storage that survives harsh environmental conditions. While the part is not formally MIL-PRF-38535 qualified, the industrial temperature range and surface-mount PQFP package suit many COTS-based avionics programs. The JTAG in-system programming allows secure bitstream updates in deployed systems via cryptographic loaders. Note that new defense programs should evaluate modern alternatives with formal MIL certification.
Được đề xuất
Test and Measurement Instrumentation
Test equipment manufacturers use the EPC4QI1OON to configure Altera FPGAs that implement high-speed ADCs, DSP pipelines, and protocol analyzers. The 4 Mbit density suits mid-complexity bitstreams such as 100K-200K LE Stratix or Cyclone designs. The parallel enhanced configuration interface enables fast boot, which matters for production test racks where hundreds of instruments cycle daily. The 100-pin PQFP is straightforward to assemble with standard pick-and-place equipment and is well-supported by Altera's Quartus programmer toolchain for in-system updates.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho EPC4QI1OON — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | EPC4QI100N | EPC4QC100N | EPC8QI100N | EPC16QI100N | EPC4Q100N |
|---|---|---|---|---|---|---|
| Package | 100-pin PQFP (20x14) | 100-pin PQFP (20x14) | 100-pin PQFP (20x14) | 100-pin PQFP (20x14) | 100-pin PQFP (20x14) | 100-pin PQFP (20x14) |
| Brand | Altera | Altera | Altera | Altera | Altera | Altera |
| Memory Size | 4 Mbit | 4 Mbit | 4 Mbit | 8 Mbit | 16 Mbit | 4 Mbit |
| Temperature Grade | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Commercial (0C to +70C) | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Per order code |
| Interface | Enhanced Config (parallel-style) | Enhanced Config (parallel-style) | Enhanced Config (parallel-style) | Enhanced Config (parallel-style) | Enhanced Config (parallel-style) | Enhanced Config (parallel-style) |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| JTAG Programming | Yes (IEEE 1149.1) | Yes | Yes | Yes | Yes | Yes |
| Compatible FPGA Families | Stratix, Cyclone, APEX, Mercury | Stratix, Cyclone, APEX, Mercury | Stratix, Cyclone, APEX, Mercury | Stratix, Cyclone, APEX, Mercury | Stratix, Cyclone, APEX, Mercury | Stratix, Cyclone, APEX, Mercury |
| Lifecycle Status | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy |
Bảo phân biệt quan trọng
- Industry-standard 4 Mbit parallel enhanced configuration for legacy Altera FPGAs (vsEPCS4 (4 Mbit, 8-pin SOIC serial))
- Drop-in density upgrade within identical 100-PQFP footprint (vsEPC4QI1OON vs EPC8QI100N / EPC16QI100N)
- Industrial temperature grade (-40C to +85C) vs commercial-only alternatives (vsEPC4QC100N (commercial 0C to +70C))
Ghi chú thiết kế
Place the EPC4QI1OON as close as possible to the target FPGA's configuration pins (DATA[15:0], DCLK, nCONFIG, nSTATUS, CONF_DONE) to minimize trace length and parasitic capacitance. According to the Altera Enhanced Configuration Devices datasheet, DCLK trace lengths must be matched within 1 inch (25 mm) across all signal traces to prevent setup/hold violations during configuration. Use a continuous ground plane beneath the 100-pin PQFP and place 0.1 uF decoupling capacitors on each VCC pin (pins 25, 51, 71, 91 per typical PQFP layout) within 50 mils of the package body.
The EPC4QI1OON operates from a single 3.3V supply and draws approximately 50 mA during configuration and 10 uA in standby. Per the datasheet, VCC must ramp monotonically from 0V to 3.3V in less than 100 ms; slower ramps can cause the device to enter an undefined state. Add a 10 uF bulk tantalum capacitor plus 0.1 uF ceramic bypass near each VCC pin. For battery-backed systems, ensure the nRESET pin (pin 30) is held low until VCC stabilizes to prevent false configuration starts.
Do not confuse the EPC4QI1OON with the EPC2LI20N, EPCS4, or EPCQ4 devices - these use different interfaces and packages and are NOT drop-in replacements. The EPC2 uses an older 8-bit data interface; EPCS/EPCQ use a 4-pin serial interface. Migration between families requires both PCB redesign and FPGA firmware (Quartus .sof/.pof files) updates. For new designs targeting Stratix III/IV or Cyclone V/10, migrate directly to EPCQ16 or EPCQ64 serial configuration devices to avoid supply risk on the legacy parallel family.
Route JTAG signals (TCK pin 21, TMS pin 22, TDI pin 23, TDO pin 24) in a daisy-chain topology if multiple devices share the JTAG bus. Maintain 4-wire JTAG impedance control (50 ohm characteristic impedance recommended) and avoid stubs. Per the IEEE 1149.1 specification referenced in the Altera datasheet, TCK should be pulled high with a 10 kohm resistor at each device to prevent floating-clock configuration errors during programming.
Thông tin tuân thủ
RoHS compliant per Altera/Intel product declaration. AEC-Q100 not applicable (configuration memory device, not automotive-grade qualified). Verify halogen-free status with supplier for latest lots.