EPM1270T144C4N - MAX II CPLD 980 LE 144-TQFP | Intel / Altera
Teilenummer: EPM1270T144C4N ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $16.5 | $16,50 |
| 10 | $14.85 | $148,50 |
| 100 | $13.2 | $1.320,00 |
| 500 | $11.78 | $5.890,00 |
| 1.000 | $10.45 | $10.450,00 |
EPM1270T144C4N Übersicht
A CPLD (Complex Programmable Logic Device) is a non-volatile, instantly-on programmable logic device that sits between a small FPGA and discrete glue logic in the system architecture hierarchy: CPLD -> programmable logic -> digital IC -> semiconductor. Unlike microcontrollers that execute sequential firmware, a CPLD runs parallel hardware state machines implemented in Look-Up Tables (LUTs) and macro cells, providing deterministic sub-nanosecond pin-to-pin propagation delays. MAX II devices in particular use a 1.8 V internal core with on-chip Flash configuration memory, eliminating the external boot PROM that legacy CPLDs required.
Key features include 980 logic elements organized into 16 Logic Array Blocks (LABs), 80 user I/O pins, 8 Kbits of user Flash memory, on-chip voltage regulators supporting 3.3 V / 2.5 V / 1.8 V operation, JTAG IEEE 1149.1 boundary-scan support, and MultiVolt I/O allowing interfacing to 1.5 V, 1.8 V, 2.5 V, and 3.3 V logic without external level shifters. The MAX II architecture also embeds the Altera MultiTrack interconnect and delivers low dynamic power dissipation.
Architecturally, MAX II combines LUT-based logic with a non-volatile Flash configuration cell so designs are always ready at power-up with no external boot device. The 144-TQFP package offers mature surface-mount assembly compatibility with conventional reflow profiles and supports vertical migration within the same package across the EPM570 / EPM1270 / EPM2210 density steps, allowing designers to scale logic capacity without changing PCB footprints.
Typical applications include bus-bridging glue logic between processors and peripherals, I/O expansion for microcontrollers and ASICs, power-sequencing and reset distribution in multi-rail systems, configuration of FPGAs and memories, LED driving and display control, and protocol-bridging glue such as SPI-to-I2C or RGB-to-LVDS conversion.
When designing with this device, leave at least 10% of logic resources unused to ease place-and-route and avoid timing closure issues. JTAG chain order must be planned carefully when the EPM1270T144C4N shares a scan chain with other boundary-scan devices, and unused I/O pins should be configured as outputs driving logic low rather than left floating.
This page synthesizes distributor pricing, drop-in alternatives drawn from the MAX II family, and practical design notes not found in the manufacturer datasheet alone.
Drop-in-Alternativen für EPM1270T144C4N – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit EPM1270T144C4N (gleiche Bauform und Footprint) – abweichend in Package, Programming Interface, Operating Temperature, Configuration Memory, I/O Voltage (VCCIO).
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
EPM1270T144C3N
✅ Drop-In✓ Auf Lager
$12.75 / Stück
Datenblatt ansehen →EPM1270T144A5N
✅ Drop-In✓ Auf Lager
$32.94 / Stück
Datenblatt ansehen →EPM570T144C5N
✅ Drop-In✓ Auf Lager
$9.35 / Stück
Datenblatt ansehen →EPM2210T144C3N
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
EPM1270T144C5N
✅ Drop-In✓ Auf Lager
$19.75 / Stück
Datenblatt ansehen →EPM1270T144C4N Grenzwerte & elektrische Eigenschaften
| Family | MAX II |
| Device Type | CPLD - Complex Programmable Logic Device |
| Logic Elements | 980 |
| Macro Cells | 980 |
| Logic Array Blocks (LABs) | 16 |
| User I/O Pins | 80 |
| User Flash Memory | 8 Kbit |
| Internal Core Frequency (max) | 247.5 MHz |
| Versorgungsspannung | 2.5 V / 3.3 V |
| I/O Standard Support | 1.5 V / 1.8 V / 2.5 V / 3.3 V MultiVolt |
| Gehäuse | TQFP-144 (T144) 22x22 mm |
| Lead Pitch | 0.5 mm |
| Operating Temperature (commercial) | 0C to +85C |
| Montageart | Surface Mount |
| MSL-Level | 3 (168 hours) |
| Lead-Free / RoHS | Yes |
| JTAG / IEEE 1149.1 | Supported |
| Configuration Memory | On-chip Flash (non-volatile, instant-on) |
EPM1270T144C4N tqfp-144 (t144) 22x22 mm Pinbelegungsleitfaden
Pinbelegung für EPM1270T144C4N (tqfp-144 (t144) 22x22 mm-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für EPM1270T144C4N.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
EPM1270T144C4N ist geeignet für 6 Anwendungs: Bus-Bridging Glue Logic, Power Sequencing and Reset Distribution, I/O Expansion for Microcontrollers, LED and Display Driving, Industrial Control and Factory Automation, FPGA Configuration and Memory Controller.
Bus-Bridging Glue Logic
The EPM1270T144C4N is well suited as bus-bridging glue logic between a 32-bit microcontroller and peripherals running at incompatible voltages or protocols. Its 980 logic elements easily implement parallel-to-parallel protocol converters such as 8-bit 8080 to 16-bit 6800 display buses, and the MultiVolt I/O banks allow 3.3 V MCU-side signals to drive 1.8 V display-side signals without external level shifters. The 80 user I/O pins comfortably handle wide data buses plus control signals such as CS, WR, RD, and interrupt lines. Unlike a microcontroller running firmware, the MAX II CPLD delivers deterministic sub-nanosecond pin-to-pin delays that simplify timing analysis for high-speed buses, and the non-volatile instant-on configuration means no boot latency on power-up.
Empfohlen
Power Sequencing and Reset Distribution
In multi-rail systems (FPGA + DDR + DSP + analog), the EPM1270T144C4N can be programmed as a central power-sequencing controller that monitors PG (power-good) signals from each rail and asserts downstream enable signals in the correct order. With 980 logic elements, the device can implement sequence timers, fault latches, watchdog reset, and brown-out detection in a single chip. The 80 user I/O pins accept enough rail-status inputs and enable outputs for typical 5-8 rail designs, and the CPLD's deterministic timing simplifies the sequencing-state-machine simulation. Because MAX II configuration is non-volatile, the sequence starts the instant VCC ramps, eliminating the boot delay of an MCU-based sequencer.
Empfohlen
I/O Expansion for Microcontrollers
When a microcontroller's GPIO count is exhausted but adding a larger MCU is undesirable, the EPM1270T144C4N can be placed on the I2C or SPI bus and emulate up to 80 additional GPIOs. The 980 logic elements comfortably hold I2C-to-parallel shift register expansion, debounce filters, edge-detection logic, and PWM generators for LED or motor control. The MultiVolt I/O allows the CPLD to drive 5 V relays or 1.8 V sensors from the same chip, and JTAG programming supports in-field firmware updates via the existing microcontroller or a stand-alone programmer. Power consumption stays well below 50 mW static, suitable for battery-powered industrial sensors.
Empfohlen
LED and Display Driving
The EPM1270T144C4N is widely used as an LED matrix driver or as a timing generator for TFT LCD panels, where 80 user I/O pins and 980 logic elements can implement a 64-output scanned LED matrix or a full RGB666-to-LVDS converter. The 247.5 MHz internal core can comfortably clock pixel rates up to 1080p60 in LVCMOS mode, and the MultiVolt I/O allows direct drive of 3.3 V or 1.8 V panel inputs. Because the design is non-volatile, the display comes alive instantly at power-up with no boot splash - a feature often desired in signage and kiosk applications.
Empfohlen
Industrial Control and Factory Automation
In factory automation, the EPM1270T144C4N serves as a rugged programmable-logic front-end for protocol bridging (RS-232 / RS-485 / CAN), encoder interpolation, and PWM generation for motor drives. With 980 logic elements the CPLD can implement quadrature decoding, PID timing, fault interlocks, and deterministic safety shut-off paths that do not rely on firmware execution. The commercial 0C to +85C operating range is adequate for cabinet-mounted industrial equipment; for harsher field environments the EPM1270T144A5N automotive variant extends the thermal range. JTAG boundary-scan plus on-chip Flash programming enables in-field firmware updates via the existing HMI panel.
Empfohlen
FPGA Configuration and Memory Controller
When a host processor needs to configure a downstream SRAM-based FPGA (such as an Altera Cyclone or Xilinx Spartan) from a parallel flash or SD card, the EPM1270T144C4N can act as the configuration controller that bit-bangs the FPGA's passive-select or JTAG chain. Its 980 logic elements fit the bit-stream timing, error-checking CRC, and watchdog reset, while 80 I/O pins can carry parallel flash data plus the FPGA configuration bus. The MAX II's instant-on non-volatile configuration means the FPGA is brought out of reset the moment system power is good, with no MCU boot dependency. This is a classic 'MAX II as supervisor' pattern in embedded designs.
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Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für EPM1270T144C4N – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | EPM1270T144C3N | EPM1270T144A5N | EPM570T144C5N | EPM2210T144C3N | EPM1270T144C5N |
|---|---|---|---|---|---|---|
| Package | TQFP-144 (T144) 22x22 mm | TQFP-144 (T144) - same | TQFP-144 (T144) - same | TQFP-144 (T144) - same | TQFP-144 (T144) - same | TQFP-144 (T144) - same |
| Brand | Intel | Intel | Intel | Intel | Intel | Intel |
| Logic Elements | 980 | 980 (same) | 980 (same) | 570 (-42%) | 2210 (+125%) | 980 (same) |
| Speed Grade | C4 (commercial) | C3 (slower) | A5 (automotive) | C5 (slower) | C3 (slower) | C5 (slower) |
| AEC-Q100 Qualified | No (commercial 0C to +85C) | No | Yes | No | No | No |
| Configuration Memory | On-chip Flash (non-volatile, instant-on) | On-chip Flash (same) | On-chip Flash (same) | On-chip Flash (same) | On-chip Flash (same) | On-chip Flash (same) |
| RoHS / Lead-Free | Yes | Yes | Yes | Yes | Yes | Yes |
Wichtigste Unterscheidungsmerkmale
- Instant-on non-volatile Flash configuration (vs. EPM2210T144C3N)
- Vertical migration within the same TQFP-144 package (vs. EPM570T144C5N)
- MultiVolt I/O bank support up to 4 voltage domains (vs. EPM1270T144A5N)
Designhinweise
The TQFP-144 package uses 0.5 mm lead pitch and 22x22 mm body, which is at the practical limit of conventional reflow soldering. Per IPC-7351 guidelines, use NSMD (non-solder-mask-defined) pads with a 0.27 mm pad width and a 0.45 mm pitch to reduce solder joint stress and improve thermal-cycle reliability. Keep at least 5 mm of continuous copper ground plane under the package and route differential pairs (LVDS / clock) on the top layer only with a continuous reference plane to control impedance. JTAG pins (TCK, TMS, TDI, TDO, TRST) should be pulled to defined states - TCK and TMS pull-up, TRST pull-down - to avoid spurious scan-chain entry during power-up glitches.
Leaving unused user I/O pins floating on the EPM1270T144C4N is a common mistake that can cause 5-15 mA extra quiescent current and may inject noise into adjacent logic. Always configure unused I/O pins in the Quartus assignment editor as outputs driving logic low (or logic high, if preferred) with slow slew rate and weak pull-up disabled. Another frequent pitfall is forgetting to assign the VCCIO bank voltages correctly: each I/O bank can support 1.5 V, 1.8 V, 2.5 V, or 3.3 V, but a bank can only operate at one voltage at a time. Mis-assignment leads to I/O timing failures that show up as occasional glitches rather than hard errors.
Estimated: with 80 outputs switching simultaneously on a 3.3 V LVCMOS bank, the simultaneous-switching-output (SSO) ground-bounce can reach 0.6 V peak if the board has fewer than 4 ground vias per bank. Recommend at least 6 GND vias distributed around the TQFP-144 footprint, with 4-6 VCCIO decoupling capacitors (0.1 uF X7R plus 10 uF bulk) placed within 5 mm of each I/O bank supply pin. For designs with >50 MHz toggle rates on outputs, add 33-ohm series source-terminations to dampen transmission-line ringing. Always validate signal integrity with an IBIS simulation in Quartus before committing to PCB layout.
The EPM1270T144C4N is rated for a commercial 0C to +85C junction temperature and consumes typically 30-50 mW static plus dynamic power proportional to toggle frequency. At full 247.5 MHz core speed driving 80 LVCMOS outputs at 50 pF load each, worst-case power can approach 500 mW. Estimated theta_JA for the TQFP-144 package on a standard 4-layer FR-4 PCB with 1 oz copper is approximately 35 C/W, giving a junction-to-ambient rise of 17.5 C at 500 mW - well within the 85 C ambient limit. For sealed enclosures without forced airflow, derate by 30% and verify with a thermocouple measurement in the prototype.
Compliance-Informationen
RoHS compliant per the N suffix on the MPN. Commercial 0C to +85C grade; not AEC-Q100 qualified - select EPM1270T144A5N for automotive applications. Halogen-free status not stated in the verified distributor data.
