EPM1270T144I5N - MAX II CPLD, 980 Macrocells, 144-TQFP | Intel
MPN: EPM1270T144I5N β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $39.17 | $39.17 |
| 10 | $35.2 | $352.00 |
| 100 | $30.5 | $3,050.00 |
| 500 | $26.8 | $13,400.00 |
| 1,000 | $23.4 | $23,400.00 |
Drop-in alternatives for EPM1270T144I5N β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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EPM1270T144C5N
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View Datasheet βEPM1270T144A5N
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
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β Drop-Inπ Reference alternative (not in catalog)
XC2C128-7TQG144C
β Drop-Inπ Reference alternative (not in catalog)
EPM1270T144I5N Maximum Ratings & Electrical Characteristics
| Product Family | MAX II |
| Product Type | CPLD (Complex Programmable Logic Device) |
| Macrocells | 980 |
| Logic Array Blocks (LABs) | 16 |
| Maximum User I/Os | 212 |
| Maximum Operating Frequency | 201.1 MHz |
| Core Voltage | 2.5 V / 3.3 V |
| I/O Voltage Support | 1.5 V / 1.8 V / 2.5 V / 3.3 V |
| User Flash Memory | 8 Kbits |
| Configuration Memory | Non-volatile Flash (ISP) |
| Programming Interface | JTAG (IEEE 1149.1) |
| Package | 144-pin TQFP (TQ) |
| Operating Temperature | -40C to +100C (Industrial, "I" grade) |
| Speed Grade | 5 (mid-range) |
| RoHS Status | Compliant |
| Mounting Type | Surface Mount |
| MSL Level | 3 (168 hours) |
EPM1270T144I5N Pin Configuration
| Pin 1 | I/O β User I/O (Bank 1) |
| Pin 2 | I/O β User I/O (Bank 1) |
| Pin 3 | I/O β User I/O (Bank 1) |
| Pin 4 | I/O β User I/O (Bank 1) |
| Pin 5 | VCCIO1 β I/O Bank 1 Voltage |
| Pin 6 | I/O β User I/O (Bank 1) |
| Pin 7 | I/O β User I/O (Bank 1) |
| Pin 8 | I/O β User I/O (Bank 1) |
| Pin 9 | I/O β User I/O (Bank 1) |
| Pin 10 | GND β Ground |
| Pin 11 | I/O β User I/O (Bank 1) |
| Pin 12 | I/O β User I/O (Bank 1) |
| Pin 13 | I/O β User I/O (Bank 1) |
| Pin 14 | I/O β User I/O (Bank 1) |
| Pin 15 | TDI β JTAG Test Data In |
| Pin 16 | TMS β JTAG Test Mode Select |
| Pin 17 | TCK β JTAG Test Clock |
| Pin 18 | GND β Ground |
| Pin 19 | VCCIO1 β I/O Bank 1 Voltage |
| Pin 20 | I/O β User I/O (Bank 1) |
| Pin 21 | I/O β User I/O (Bank 1) |
| Pin 22 | I/O β User I/O (Bank 1) |
| Pin 23 | I/O β User I/O (Bank 1) |
| Pin 24 | I/O β User I/O (Bank 1) |
| Pin 25 | I/O β User I/O (Bank 1) |
| Pin 26 | I/O β User I/O (Bank 1) |
| Pin 27 | I/O β User I/O (Bank 1) |
| Pin 28 | GND β Ground |
| Pin 29 | I/O β User I/O (Bank 1) |
| Pin 30 | I/O β User I/O (Bank 1) |
| Pin 31 | I/O β User I/O (Bank 1) |
| Pin 32 | I/O β User I/O (Bank 1) |
| Pin 33 | I/O β User I/O (Bank 1) |
| Pin 34 | VCCIO2 β I/O Bank 2 Voltage |
| Pin 35 | I/O β User I/O (Bank 2) |
| Pin 36 | I/O β User I/O (Bank 2) |
| Pin 37 | I/O β User I/O (Bank 2) |
| Pin 38 | GND β Ground |
| Pin 39 | I/O β User I/O (Bank 2) |
| Pin 40 | I/O β User I/O (Bank 2) |
| Pin 41 | I/O β User I/O (Bank 2) |
| Pin 42 | I/O β User I/O (Bank 2) |
| Pin 43 | I/O β User I/O (Bank 2) |
| Pin 44 | I/O β User I/O (Bank 2) |
| Pin 45 | VCCINT β Core Voltage (2.5V/3.3V) |
| Pin 46 | GND β Ground |
| Pin 47 | I/O β User I/O (Bank 2) |
| Pin 48 | I/O β User I/O (Bank 2) |
| Pin 49 | I/O β User I/O (Bank 2) |
| Pin 50 | I/O β User I/O (Bank 2) |
| Pin 51 | I/O β User I/O (Bank 2) |
| Pin 52 | I/O β User I/O (Bank 2) |
| Pin 53 | I/O β User I/O (Bank 2) |
| Pin 54 | GND β Ground |
| Pin 55 | I/O β User I/O (Bank 2) |
| Pin 56 | I/O β User I/O (Bank 2) |
| Pin 57 | I/O β User I/O (Bank 2) |
| Pin 58 | I/O β User I/O (Bank 2) |
| Pin 59 | I/O β User I/O (Bank 2) |
| Pin 60 | VCCIO2 β I/O Bank 2 Voltage |
| Pin 61 | I/O β User I/O (Bank 2) |
| Pin 62 | I/O β User I/O (Bank 2) |
| Pin 63 | I/O β User I/O (Bank 2) |
| Pin 64 | I/O β User I/O (Bank 2) |
| Pin 65 | I/O β User I/O (Bank 2) |
| Pin 66 | GND β Ground |
| Pin 67 | I/O β User I/O (Bank 2) |
| Pin 68 | I/O β User I/O (Bank 2) |
| Pin 69 | I/O β User I/O (Bank 2) |
| Pin 70 | I/O β User I/O (Bank 2) |
| Pin 71 | I/O β User I/O (Bank 2) |
| Pin 72 | I/O β User I/O (Bank 2) |
| Pin 73 | VCCIO3 β I/O Bank 3 Voltage |
| Pin 74 | I/O β User I/O (Bank 3) |
| Pin 75 | I/O β User I/O (Bank 3) |
| Pin 76 | I/O β User I/O (Bank 3) |
| Pin 77 | GND β Ground |
| Pin 78 | I/O β User I/O (Bank 3) |
| Pin 79 | I/O β User I/O (Bank 3) |
| Pin 80 | I/O β User I/O (Bank 3) |
| Pin 81 | I/O β User I/O (Bank 3) |
| Pin 82 | I/O β User I/O (Bank 3) |
| Pin 83 | I/O β User I/O (Bank 3) |
| Pin 84 | VCCINT β Core Voltage (2.5V/3.3V) |
| Pin 85 | GND β Ground |
| Pin 86 | I/O β User I/O (Bank 3) |
| Pin 87 | I/O β User I/O (Bank 3) |
| Pin 88 | I/O β User I/O (Bank 3) |
| Pin 89 | I/O β User I/O (Bank 3) |
| Pin 90 | I/O β User I/O (Bank 3) |
| Pin 91 | I/O β User I/O (Bank 3) |
| Pin 92 | I/O β User I/O (Bank 3) |
| Pin 93 | GND β Ground |
| Pin 94 | I/O β User I/O (Bank 3) |
| Pin 95 | I/O β User I/O (Bank 3) |
| Pin 96 | I/O β User I/O (Bank 3) |
| Pin 97 | I/O β User I/O (Bank 3) |
| Pin 98 | I/O β User I/O (Bank 3) |
| Pin 99 | VCCIO3 β I/O Bank 3 Voltage |
| Pin 100 | I/O β User I/O (Bank 3) |
| Pin 101 | I/O β User I/O (Bank 3) |
| Pin 102 | I/O β User I/O (Bank 3) |
| Pin 103 | I/O β User I/O (Bank 3) |
| Pin 104 | I/O β User I/O (Bank 3) |
| Pin 105 | GND β Ground |
| Pin 106 | I/O β User I/O (Bank 3) |
| Pin 107 | I/O β User I/O (Bank 3) |
| Pin 108 | I/O β User I/O (Bank 3) |
| Pin 109 | I/O β User I/O (Bank 3) |
| Pin 110 | I/O β User I/O (Bank 3) |
| Pin 111 | I/O β User I/O (Bank 3) |
| Pin 112 | VCCIO4 β I/O Bank 4 Voltage |
| Pin 113 | I/O β User I/O (Bank 4) |
| Pin 114 | I/O β User I/O (Bank 4) |
| Pin 115 | I/O β User I/O (Bank 4) |
| Pin 116 | GND β Ground |
| Pin 117 | I/O β User I/O (Bank 4) |
| Pin 118 | I/O β User I/O (Bank 4) |
| Pin 119 | I/O β User I/O (Bank 4) |
| Pin 120 | I/O β User I/O (Bank 4) |
| Pin 121 | I/O β User I/O (Bank 4) |
| Pin 122 | I/O β User I/O (Bank 4) |
| Pin 123 | VCCINT β Core Voltage (2.5V/3.3V) |
| Pin 124 | GND β Ground |
| Pin 125 | I/O β User I/O (Bank 4) |
| Pin 126 | I/O β User I/O (Bank 4) |
| Pin 127 | I/O β User I/O (Bank 4) |
| Pin 128 | I/O β User I/O (Bank 4) |
| Pin 129 | I/O β User I/O (Bank 4) |
| Pin 130 | I/O β User I/O (Bank 4) |
| Pin 131 | I/O β User I/O (Bank 4) |
| Pin 132 | GND β Ground |
| Pin 133 | I/O β User I/O (Bank 4) |
| Pin 134 | I/O β User I/O (Bank 4) |
| Pin 135 | I/O β User I/O (Bank 4) |
| Pin 136 | I/O β User I/O (Bank 4) |
| Pin 137 | I/O β User I/O (Bank 4) |
| Pin 138 | VCCIO4 β I/O Bank 4 Voltage |
| Pin 139 | I/O β User I/O (Bank 4) |
| Pin 140 | I/O β User I/O (Bank 4) |
| Pin 141 | I/O β User I/O (Bank 4) |
| Pin 142 | I/O β User I/O (Bank 4) |
| Pin 143 | TDO β JTAG Test Data Out |
| Pin 144 | I/O β User I/O (Bank 4) |
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
EPM1270T144I5N is suitable for 6 applications: I/O Expansion and Bus Bridging, Power-Up Sequencing and Supervisor Logic, Industrial Control and Motor Drive Interface, Peripheral Interface Glue Logic (SPI/I2C/UART), Display and Touch Panel Interface, Prototype and Small-Volume Production Designs.
I/O Expansion and Bus Bridging
The EPM1270T144I5N excels at I/O expansion and bus bridging in microcontroller-based designs. With 212 user I/Os operating at multi-voltage standards (1.5V/1.8V/2.5V/3.3V), it can translate between 8-bit/16-bit/32-bit parallel buses and peripherals running at different voltages. The 980 macrocells handle address decoding, chip-select generation, and timing logic with deterministic sub-10ns propagation delays. Unlike a microcontroller, the CPLD performs parallel logic evaluation without software overhead, making it ideal for real-time bus multiplexing between an MCU and external memory or sensors. The non-volatile Flash configuration ensures instant-on operation with no boot delay.
Recommended
Power-Up Sequencing and Supervisor Logic
The EPM1270T144I5N is well-suited for power-up sequencing in multi-rail systems. Its non-volatile Flash configuration boots in microseconds, immediately controlling power-good signals, enable lines, and reset timing for downstream regulators. With 16 logic array blocks and 980 macrocells, the device can manage 10+ independent power rails with programmable delay sequences. The industrial temperature range (-40C to +100C) and 201.1 MHz maximum frequency make it suitable for industrial and automotive-grade power management. Compared to analog sequencer ICs, a CPLD provides programmable flexibility via JTAG and supports complex fault-handling state machines without external logic.
Recommended
Industrial Control and Motor Drive Interface
The EPM1270T144I5N serves as a robust interface controller for industrial motor drives and factory automation. Its 212 user I/Os support multiple encoder inputs (quadrature, SSI, BiSS), PWM outputs, and fieldbus interfaces. The -40C to +100C industrial temperature range ensures reliable operation in factory-floor environments. With 201.1 MHz maximum frequency, the CPLD handles high-speed encoder decoding with nanosecond-resolution timing. Compared to microcontrollers, the deterministic hardware execution avoids jitter from interrupts, making it ideal for closed-loop control feedback. JTAG in-system programmability enables field updates without board removal.
Recommended
Peripheral Interface Glue Logic (SPI/I2C/UART)
The EPM1270T144I5N implements custom peripheral interface bridging between incompatible logic standards. Its 980 macrocells can synthesize custom SPI, I2C, UART, LIN, and CAN controllers, or bridge between mismatched voltage domains. The multi-voltage I/O support (1.5V to 3.3V) eliminates external level shifters. With instant-on Flash configuration, the CPLD serves peripheral data immediately after power-up without boot latency. This is particularly valuable in Linux-based embedded systems where the kernel may take hundreds of milliseconds to load - the CPLD handles early-boot tasks like PMBus access and watchdog reset.
Recommended
Display and Touch Panel Interface
The EPM1270T144I5N provides flexible timing generation and interface bridging for TFT LCD, OLED, and capacitive touch panels. With 212 user I/Os, the device can drive parallel RGB interfaces, MIPI DSI bridges, or LVDS signal conditioning at speeds up to 201.1 MHz. The non-volatile configuration stores panel timing parameters permanently, eliminating external EEPROM. Compared to dedicated LCD controller ICs, the CPLD offers full timing programmability for non-standard panels. The industrial temperature grade supports outdoor displays and automotive HMI applications where commercial-grade parts would fail.
Recommended
Prototype and Small-Volume Production Designs
The EPM1270T144I5N is ideal for prototype and small-volume production runs where FPGA NRE costs are prohibitive. With 980 macrocells and Quartus Prime Lite support (free), designers can implement glue logic, state machines, and custom peripherals without licensing fees. The 144-pin TQFP package is hand-solderable for prototypes and rework-friendly for small batches. Industrial temperature grade supports harsh-environment prototypes. Compared to discrete 74-series logic, the CPLD replaces dozens of chips with one device, reducing PCB area and BOM complexity while providing JTAG-based design iteration.
Recommended
Recommended Products Summary
Engineering reference data for EPM1270T144I5N β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM1270T144C5N | EPM1270T144C4N | EPM1270T144C3N | EPM1270T144A5N | LCMXO2-1200HC-6TG144C | XC2C128-7TQG144C |
|---|---|---|---|---|---|---|---|
| Brand | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Lattice Semiconductor | Xilinx |
| Package | TQFP-144 | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same | TQFP-144 - same |
| Logic Capacity | 980 macrocells | 980 macrocells | 980 macrocells | 980 macrocells | 980 macrocells | 1200 LUTs (+22%) | 128 macrocells (-87%) |
| Operating Temperature | -40C to +100C (Industrial) | 0C to +85C (Commercial) | 0C to +85C (Commercial) | 0C to +85C (Commercial) | -40C to +100C (Industrial) | -2C to +70C (Commercial) | 0C to +70C (Commercial) |
| Speed Grade | 5 (201.1 MHz max) | 5 | 4 | 3 | A5 | 6 | 7 |
| User I/Os | 212 | 212 | 212 | 212 | 212 | [DATA_NEEDED] | [DATA_NEEDED] |
| Configuration Memory | Non-volatile Flash | Non-volatile Flash | Non-volatile Flash | Non-volatile Flash | Non-volatile Flash | Flash + SRAM (volatile) | Non-volatile Flash |
| I/O Voltage Support | 1.5V / 1.8V / 2.5V / 3.3V | 1.5V / 1.8V / 2.5V / 3.3V | 1.5V / 1.8V / 2.5V / 3.3V | 1.5V / 1.8V / 2.5V / 3.3V | 1.5V / 1.8V / 2.5V / 3.3V | 1.2V / 1.5V / 1.8V / 2.5V / 3.3V | 1.5V / 1.8V / 2.5V / 3.3V |
Key Differentiators
- Industrial temperature range for harsh environments (vs EPM1270T144C5N)
- High logic density in TQFP-144 footprint (vs XC2C128-7TQG144C)
- True non-volatile instant-on operation (vs LCMXO2-1200HC-6TG144C)
- Proven mature architecture with long-term support (vs LCMXO2-1200HC-6TG144C)
Design Notes
The EPM1270T144I5N requires separate core (VCCINT) and I/O bank (VCCIO1-VCCIO4) supplies. VCCINT typically operates at 2.5V or 3.3V, while each of the four VCCIO banks can be independently powered to 1.5V, 1.8V, 2.5V, or 3.3V for mixed-voltage system interfacing. According to the MAX II datasheet, decouple each VCC pin with a 0.1uF ceramic capacitor placed within 5mm of the pin, and add bulk decoupling (10uF-100uF) at each supply rail entry point. Power sequencing between VCCINT and VCCIO is not required but simultaneous ramp-up is recommended.
The 144-pin TQFP package has a 0.5mm pitch and requires careful PCB layout. Use 0.2mm-0.25mm trace width with 0.2mm spacing between adjacent pins. Provide a continuous ground plane on the layer beneath the device to reduce EMI and improve thermal dissipation. According to Intel layout guidelines, all VCC and GND pins must be connected with short, wide traces or vias to inner power planes. Avoid routing signal traces beneath the device body. Thermal pad is not present on TQFP, but adequate copper pour (>=1 sq inch) is recommended for thermal relief.
Common pitfalls when designing with the EPM1270T144I5N include: (1) Forgetting JTAG pull-up resistors on TDI and TMS (10k ohm to VCCIO recommended); (2) Mixing VCCIO bank voltages without checking per-pin voltage tolerance in Quartus Pin Planner; (3) Using JTAG TCK frequencies above 23 MHz which may exceed signal integrity margins on long JTAG chains; (4) Neglecting in-system programming (ISP) clamp diodes which require VCCIO to be present before driving I/O. Always validate timing with Quartus TimeQuest after place-and-route.
JTAG chain integrity is critical for reliable in-system programming of the EPM1270T144I5N. According to Intel's MAX II Handbook, place JTAG connectors within 150mm of the device to minimize reflections. Use series termination (100 ohm) on TCK if the cable length exceeds 100mm. Add a 10k ohm pull-up to VCCIO on TDI, TMS, and TRST pins. For multi-device JTAG chains, buffer TCK with a low-skew clock buffer to ensure all devices receive synchronized clocks. Test JTAG communication at production with a boundary-scan test before final programming.
Compliance Information
RoHS and lead-free compliant per Arrow product listing. AEC-Q100 not qualified - this is an industrial-grade part, not automotive. MAX II devices are listed by Intel as active products with continuing supply.
