Altera

5M1270ZT144C5N - MAX V CPLD 980 Macrocells 114 I/O TQFP-144 | Intel / Altera

MPN: 5M1270ZT144C5N ✓ Aktif

1.71 V to 1.89 V Vdss LVCMOS, LVTTL, PCI up to 3.3 V, 1.2 V to 3.3 V LVCMOS on JTAG pins Rds(on) TQFP-144 (22 x 22 mm, 0.5 mm pitch) Package 118.3 MHz Speed 8 Kbits Memory

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5M1270ZT144C5N Ringkasan

The Intel / Altera 5M1270ZT144C5N is a MAX V series Complex Programmable Logic Device (CPLD) delivering 980 macrocells / 1270 logic elements in a 144-pin TQFP (T144) surface-mount package, with 114 user I/Os and a 118.3 MHz maximum internal operating frequency. The device features a 6.2 ns pin-to-pin propagation delay, four independent I/O banks with per-bank VCCIO support from 1.2 V to 3.3 V, and a core VCCINT range of 1.71 V to 1.89 V.

What is a CPLD? A Complex Programmable Logic Device is a non-volatile programmable logic IC that sits between simple glue-logic gates and high-density FPGAs in the programmable logic hierarchy: discrete logic -> SPLD (PAL/GAL) -> CPLD -> FPGA. CPLDs provide deterministic, low-latency combinational and registered logic with predictable timing, instant-on flash configuration, and high I/O count - ideal for I/O expansion, bus bridging, interface bridging, and power-up control functions. Compared with FPGAs, CPLDs offer lower power, smaller die area, and faster time-to-market for glue-logic tasks that do not need block RAM or DSP.

Key features of the 5M1270ZT144C5N include 980 macrocells / 1270 logic elements, multi-voltage I/O support (LVCMOS, LVTTL, PCI up to 3.3 V, and 1.2 V to 3.3 V LVCMOS on JTAG pins), built-in JTAG (IEEE 1149.1) and in-system programmability via Altera Quartus II, and user flash memory (UFM) up to 8 Kbits for non-volatile user data. The device is rated for commercial 0 C to +85 C ambient operation.

Architecturally, the MAX V family uses a classic LAB (Logic Array Block) macrocell fabric with a continuous FastTrack interconnect, giving predictable timing independent of design placement. The flash-based configuration cell is in-system programmable over JTAG and supports up to 100,000 program/erase cycles for design revision and field updates.

Typical applications include industrial I/O expansion and level shifting, bus-bridging interfaces between processors and peripherals, power-up sequencing controllers, LED display drivers, and board-management controllers. The wide 114-I/O count makes it well suited to mid-density glue-logic consolidation where multiple discrete 74-series devices would otherwise be required.

When designing with this device, ensure JTAG chain integrity by buffering TMS, TDI, TDO, and TCK lines; pull-ups are recommended on TCK per IEEE 1149.1. Decouple VCCINT and VCCIO banks separately - the four I/O banks can run at independent voltages, so per-bank 0.1 uF ceramic decoupling is required. Configure unused I/Os as inputs with internal weak pull-up to minimize power.

This page consolidates drop-in alternatives, distributor pricing, and design notes not found in the manufacturer datasheet alone, giving engineers a fast decision matrix for sourcing and replacement of MAX V CPLDs.

Alternatif penggantian untuk 5M1270ZT144C5N — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.

Variasi di dalam seri ini

Model-series yang sama yang kompatibel dengan penggantian 5M1270ZT144C5N (sama faktor bentuk dan footprint) — berbeda di dalam Package, Configuration Memory, Operating Temperature, Programming Interface, Macrocells.

5M1270ZT144A5N

Intel

Package: TQFP-144 (T144)

Operating Temperature: -40C to +125C (automotive)

Programming Interface: JTAG (IEEE 1149.1)