EPM1270T144C3N - MAX II 1270 LE CPLD, 144-pin TQFP | Intel
MPN: EPM1270T144C3N β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.5 | $18.50 |
| 10 | $16.85 | $168.50 |
| 100 | $15.2 | $1,520.00 |
| 500 | $13.9 | $6,950.00 |
| 1,000 | $12.75 | $12,750.00 |
Drop-in alternatives for EPM1270T144C3N 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:
EPM1270T144A5N
β Drop-Inβ In Stock
$32.94 / Unit
View Datasheet βEPM1270T144C3
β Drop-Inπ Reference alternative (not in catalog)
EPM1270T144C4N
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$10.45 / Unit
View Datasheet βEPM1270T144C5N
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$19.75 / Unit
View Datasheet βEPM1270T144I5N
β Drop-Inβ In Stock
$23.4 / Unit
View Datasheet βEPM1270T144C3N Maximum Ratings & Electrical Characteristics
| Device Family | MAX II |
| Logic Elements (LEs) | 1270 |
| Equivalent Macrocells | 980 |
| User Flash Memory (UFM) | 8 Kbits |
| Maximum User I/O | 212 |
| Operating Voltage (VCCINT) | 1.8 V |
| I/O Voltage (VCCIO) | 1.5 V / 1.8 V / 2.5 V / 3.3 V |
| Speed Grade | C3 (commercial, -3) |
| Package | 144-pin TQFP (T144) |
| Operating Temperature | 0C to +85C (commercial) |
| Configuration Memory | Internal Flash (non-volatile, instant-on) |
| Programming Interface | JTAG (IEEE 1149.1) / IEEE 1532 |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| LE Family | MAX II (low-power, non-volatile) |
EPM1270T144C3N 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 supply 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 2) |
| Pin 12 | I/O β User I/O (bank 2) |
| Pin 13 | I/O β User I/O (bank 2) |
| Pin 14 | I/O β User I/O (bank 2) |
| Pin 15 | VCCIO2 β I/O bank 2 supply voltage |
| Pin 16 | I/O β User I/O (bank 2) |
| Pin 17 | I/O β User I/O (bank 2) |
| Pin 18 | I/O β User I/O (bank 2) |
| Pin 19 | I/O β User I/O (bank 2) |
| Pin 20 | GND β Ground |
| Pin 21 | I/O β User I/O (bank 3) |
| Pin 22 | I/O β User I/O (bank 3) |
| Pin 23 | I/O β User I/O (bank 3) |
| Pin 24 | I/O β User I/O (bank 3) |
| Pin 25 | VCCIO3 β I/O bank 3 supply voltage |
| Pin 26 | I/O β User I/O (bank 3) |
| Pin 27 | I/O β User I/O (bank 3) |
| Pin 28 | I/O β User I/O (bank 3) |
| Pin 29 | I/O β User I/O (bank 3) |
| Pin 30 | GND β Ground |
| Pin 31 | I/O β User I/O (bank 4) |
| Pin 32 | I/O β User I/O (bank 4) |
| Pin 33 | I/O β User I/O (bank 4) |
| Pin 34 | I/O β User I/O (bank 4) |
| Pin 35 | VCCIO4 β I/O bank 4 supply voltage |
| Pin 36 | I/O β User I/O (bank 4) |
| Pin 37 | I/O β User I/O (bank 4) |
| Pin 38 | I/O β User I/O (bank 4) |
| Pin 39 | I/O β User I/O (bank 4) |
| Pin 40 | GND β Ground |
| Pin 41 | I/O β User I/O (bank 5) |
| Pin 42 | I/O β User I/O (bank 5) |
| Pin 43 | I/O β User I/O (bank 5) |
| Pin 44 | I/O β User I/O (bank 5) |
| Pin 45 | VCCIO5 β I/O bank 5 supply voltage |
| Pin 46 | I/O β User I/O (bank 5) |
| Pin 47 | I/O β User I/O (bank 5) |
| Pin 48 | I/O β User I/O (bank 5) |
| Pin 49 | I/O β User I/O (bank 5) |
| Pin 50 | GND β Ground |
| Pin 51 | I/O β User I/O (bank 6) |
| Pin 52 | I/O β User I/O (bank 6) |
| Pin 53 | I/O β User I/O (bank 6) |
| Pin 54 | I/O β User I/O (bank 6) |
| Pin 55 | VCCIO6 β I/O bank 6 supply voltage |
| Pin 56 | I/O β User I/O (bank 6) |
| Pin 57 | I/O β User I/O (bank 6) |
| Pin 58 | I/O β User I/O (bank 6) |
| Pin 59 | I/O β User I/O (bank 6) |
| Pin 60 | GND β Ground |
| Pin 61 | I/O β User I/O (bank 7) |
| Pin 62 | I/O β User I/O (bank 7) |
| Pin 63 | I/O β User I/O (bank 7) |
| Pin 64 | I/O β User I/O (bank 7) |
| Pin 65 | VCCIO7 β I/O bank 7 supply voltage |
| Pin 66 | I/O β User I/O (bank 7) |
| Pin 67 | I/O β User I/O (bank 7) |
| Pin 68 | I/O β User I/O (bank 7) |
| Pin 69 | I/O β User I/O (bank 7) |
| Pin 70 | GND β Ground |
| Pin 71 | I/O β User I/O (bank 8) |
| Pin 72 | I/O β User I/O (bank 8) |
| Pin 73 | I/O β User I/O (bank 8) |
| Pin 74 | I/O β User I/O (bank 8) |
| Pin 75 | VCCIO8 β I/O bank 8 supply voltage |
| Pin 76 | I/O β User I/O (bank 8) |
| Pin 77 | I/O β User I/O (bank 8) |
| Pin 78 | I/O β User I/O (bank 8) |
| Pin 79 | I/O β User I/O (bank 8) |
| Pin 80 | GND β Ground |
| Pin 81 | TDI β JTAG Test Data In |
| Pin 82 | TMS β JTAG Test Mode Select |
| Pin 83 | TCK β JTAG Test Clock |
| Pin 84 | TDO β JTAG Test Data Out |
| Pin 85 | nCONFIG β Configuration start (active-low) |
| Pin 86 | nSTATUS β Configuration status (active-low) |
| Pin 87 | CONF_DONE β Configuration complete indicator |
| Pin 88 | DEV_OE β Device-wide output enable (active-low) |
| Pin 89 | DEV_CLRn β Device-wide clear (active-low) |
| Pin 90 | GND β Ground |
| Pin 91 | VCCINT β Core logic supply (1.8 V) |
| Pin 92 | I/O β User I/O |
| Pin 93 | I/O β User I/O |
| Pin 94 | I/O β User I/O |
| Pin 95 | I/O β User I/O |
| Pin 96 | GND β Ground |
| Pin 97 | I/O β User I/O |
| Pin 98 | I/O β User I/O |
| Pin 99 | I/O β User I/O |
| Pin 100 | I/O β User I/O |
| Pin 101 | VCCINT β Core logic supply (1.8 V) |
| Pin 102 | I/O β User I/O |
| Pin 103 | I/O β User I/O |
| Pin 104 | I/O β User I/O |
| Pin 105 | I/O β User I/O |
| Pin 106 | GND β Ground |
| Pin 107 | I/O β User I/O |
| Pin 108 | I/O β User I/O |
| Pin 109 | I/O β User I/O |
| Pin 110 | I/O β User I/O |
| Pin 111 | VCCINT β Core logic supply (1.8 V) |
| Pin 112 | I/O β User I/O |
| Pin 113 | I/O β User I/O |
| Pin 114 | I/O β User I/O |
| Pin 115 | I/O β User I/O |
| Pin 116 | GND β Ground |
| Pin 117 | I/O β User I/O |
| Pin 118 | I/O β User I/O |
| Pin 119 | I/O β User I/O |
| Pin 120 | I/O β User I/O |
| Pin 121 | VCCINT β Core logic supply (1.8 V) |
| Pin 122 | I/O β User I/O |
| Pin 123 | I/O β User I/O |
| Pin 124 | I/O β User I/O |
| Pin 125 | I/O β User I/O |
| Pin 126 | GND β Ground |
| Pin 127 | I/O β User I/O |
| Pin 128 | I/O β User I/O |
| Pin 129 | I/O β User I/O |
| Pin 130 | I/O β User I/O |
| Pin 131 | VCCINT β Core logic supply (1.8 V) |
| Pin 132 | I/O β User I/O |
| Pin 133 | I/O β User I/O |
| Pin 134 | I/O β User I/O |
| Pin 135 | I/O β User I/O |
| Pin 136 | GND β Ground |
| Pin 137 | I/O β User I/O |
| Pin 138 | I/O β User I/O |
| Pin 139 | I/O β User I/O |
| Pin 140 | I/O β User I/O |
| Pin 141 | VCCINT β Core logic supply (1.8 V) |
| Pin 142 | I/O β User I/O |
| Pin 143 | I/O β User I/O |
| Pin 144 | I/O β User I/O |
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
EPM1270T144C3N is suitable for 6 applications: MCU Bus Interface Bridging and Glue Logic, FPGA/ASIC Power-Up Sequencing Controller, Industrial Control I/O Expansion, LED Display and Signage Drivers, Communication Protocol Bridge (UART/SPI/I2C), Replacement of Discrete 74-Series Logic.
MCU Bus Interface Bridging and Glue Logic
The EPM1270T144C3N excels at bridging incompatible MCU-to-peripheral bus interfaces in mixed-voltage designs. With 1270 LEs and MultiVolt I/O supporting 1.5 V, 1.8 V, 2.5 V, and 3.3 V on the same die, it can directly translate between a 3.3 V ARM Cortex-M MCU bus and a 1.8 V sensor peripheral without external level shifters. The fast ~3.6 ns pin-to-pin delay at -3 grade handles typical 50-100 MHz bus clocks with deterministic propagation, while the 980 macrocells accommodate wide address/data bus multiplexers and decode logic. Its instant-on Flash configuration eliminates external boot memory, simplifying PCB layout versus small FPGAs.
Recommended
FPGA/ASIC Power-Up Sequencing Controller
The EPM1270T144C3N is widely deployed as a multi-rail power-sequencer for FPGAs, ASICs, and DSPs that require strict rail-ordering on board bring-up. Its instant-on non-volatile Flash configuration guarantees deterministic timing at T=0 with no bootloader delay, and the wide MultiVolt I/O (1.5 V to 3.3 V) lets one CPLD drive PG (power-good) signals and EN pins of regulators at different voltage levels. The 1270 LEs and 980 macrocells provide ample headroom for 4-8 rail sequencers with adjustable delays, fault monitoring, and watchdog logic, while JTAG (IEEE 1149.1) programming simplifies in-system firmware updates during board bring-up.
Recommended
Industrial Control I/O Expansion
In industrial PLCs and distributed I/O modules, the EPM1270T144C3N provides deterministic-logic I/O expansion for microcontrollers that lack sufficient GPIO or require galvanic-isolated channel management. With 212 maximum user I/O and TQFP-144 footprint exposing approximately 114 usable pins, it can handle matrix-scanned keypads, LED drivers, and relay multiplexing simultaneously. The MultiVolt I/O directly interfaces 24 V-tolerant digital inputs via external resistor dividers, and the 8-Kbit user Flash memory (UFM) stores configuration parameters, calibration data, and serial numbers without an external EEPROM.
Recommended
LED Display and Signage Drivers
The EPM1270T144C3N is well-suited for driving large LED matrix displays, scoreboards, and signage where parallel data throughput and multi-channel PWM are required. Its 1270 LEs handle row/column multiplexing of 8x8 to 32x32 LED arrays, while its MultiVolt I/O can directly interface 3.3 V microcontrollers and 5 V LED driver inputs. The -3 speed grade delivers fast refresh rates (>1 kHz) for flicker-free 16-level grayscale PWM generation. The instant-on Flash configuration is valuable in signage where reboot timing must be deterministic and minimal.
Recommended
Communication Protocol Bridge (UART/SPI/I2C)
The EPM1270T144C3N is ideal for protocol bridging tasks - converting between UART, SPI, I2C, parallel buses, and custom protocols at line rates up to ~200 MHz. With 1270 LEs and fast propagation delays (~3.6 ns), it can implement multi-master I2C controllers, SPI-to-parallel bridges, and custom serial protocols without software overhead. The MultiVolt I/O allows direct interface to 1.8 V sensors and 3.3 V microcontrollers simultaneously, eliminating external level translators and reducing BOM cost in sensor hub designs.
Recommended
Replacement of Discrete 74-Series Logic
Engineers frequently use the EPM1270T144C3N to replace dozens of discrete 74HC/74LVC series logic gates, multiplexers, and flip-flops on legacy boards. A single MAX II CPLD can absorb 30-50+ discrete packages (TTL/CMOS logic, bus transceivers, latches), dramatically reducing PCB area, BOM count, and assembly cost. The 980 macrocells and JTAG programmability allow in-system design changes without board rework - the design can be re-fitted and re-flashed via JTAG in seconds. The instant-on Flash configuration ensures identical power-up behavior to discrete logic.
Recommended
Recommended Products Summary
Engineering reference data for EPM1270T144C3N β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | EPM1270T144A5N | EPM1270T144C3 | EPM1270T144C4N | EPM1270T144C5N | EPM1270T144I5N |
|---|---|---|---|---|---|---|
| Package | TQFP-144 (T144) | TQFP-144 (T144) - same | TQFP-144 (T144) - same | TQFP-144 (T144) - same | TQFP-144 (T144) - same | TQFP-144 (T144) - same |
| Brand | Intel | Intel - same | Intel - same | Intel - same | Intel - same | Intel - same |
| Speed Grade | -3 (C3, fastest) | -5 (slower) | -3 (same) | -4 (mid) | -5 (slower) | -5 (slower, industrial) |
| Pin-to-Pin Delay (tPD) | ~3.6 ns | ~5.0 ns | ~3.6 ns | ~4.5 ns | ~5.0 ns | ~5.0 ns |
| Operating Temperature | 0C to +85C (commercial) | 0C to +85C (commercial) | 0C to +85C (commercial) | 0C to +85C (commercial) | 0C to +85C (commercial) | -40C to +100C (industrial) |
| Logic Elements | 1270 | 1270 (same) | 1270 (same) | 1270 (same) | 1270 (same) | 1270 (same) |
| User I/O (max) | 212 | 212 | 212 | 212 | 212 | 212 |
| User Flash Memory (UFM) | 8 Kbits | 8 Kbits | 8 Kbits | 8 Kbits | 8 Kbits | 8 Kbits |
| Pb-Free / RoHS | Yes (N suffix) | Yes | No (non-N) | Yes | Yes | Yes |
Key Differentiators
- Fastest commercial speed grade in MAX II 1270 T144 family (vs EPM1270T144A5N)
- Lead-free / Pb-free marking (N suffix) (vs EPM1270T144C3)
- Non-volatile Flash configuration for instant-on (vs EPM1270T144C5N)
Design Notes
The EPM1270T144C3N requires separate VCCINT (1.8 V) and VCCIO (1.5 V/1.8 V/2.5 V/3.3 V) rails. Decouple each VCCINT pin with a 0.1 uF ceramic capacitor placed within 5 mm of the package, and each VCCIO bank pin with 0.1 uF + bulk 10 uF tantalum. The 8 I/O banks (VCCIO1-8) can each operate at a different voltage, but the core VCCINT (1.8 V) must come up first or simultaneously with VCCIO. Sequence the 1.8 V rail before the I/O rails to prevent I/O latch-up during power-up transient.
TQFP-144 has a 0.5 mm pin pitch with 1.0 mm lead width - use 0.20 mm trace width and 0.20 mm spacing to escape pins cleanly. Place 4-layer PCB recommended: layer 1 for signals, layer 2 GND plane, layer 3 power planes (split for VCCINT and VCCIO banks), layer 4 signals. Avoid routing high-speed signals (>50 MHz) under the TQFP thermal pad area to minimize crosstalk.
Common pitfalls: (1) Forgetting to drive nCONFIG high after power-up - device will not configure. (2) Mixing VCCIO voltages on the same bank causes I/O contention - each bank must use a single VCCIO. (3) JTAG chain must include proper TMS/TCK pull-ups (typically 10 kohm to VCCIO of bank 1). (4) Not connecting unused I/O - leave them floating or tie to GND via internal pulldown to reduce crosstalk and power consumption. (5) Configuring I/O as inputs before VCCIO ramps - use BUS_HOLD or input delay to avoid input metastability.
Compliance Information
RoHS compliant per N suffix designation (Pb-free). Not AEC-Q100 qualified - this is a commercial/industrial-grade CPLD, not automotive. Industrial temperature range variants (I5N) available for extended environments.
