LC4032C-5T44C - 400MHz SuperFAST CPLD | Lattice Semiconductor
N.º de pieza: LC4032C-5T44C ✗ Fin de vida| Cant. | Precio unitario | Total |
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| 1 | $0 | $0,00 |
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LC4032C-5T44C Descripción general
A complex programmable logic device, or CPLD, is a user-programmable semiconductor that combines configurable logic blocks and programmable interconnect. In the product hierarchy, a CPLD belongs to programmable logic devices alongside FPGAs. Unlike mask-programmed logic, a CPLD can be configured by the end user after manufacture. The LC4032C belongs to Lattice's ispMACH 4000 family, described in the manufacturer datasheet as a blend of the ispLSI 2000 and ispMACH 4A architectures.
The device provides 32 macrocells and up to 80 product terms per output. It includes up to four global clock pins with programmable clock polarity control, enabling deterministic clock distribution across compatible logic functions. The -5 speed designation corresponds to the cited 400 MHz maximum operating frequency, while the C suffix identifies the 1.8 V-capable version within the family's 3.3 V, 2.5 V, and 1.8 V supply options. The 44C package suffix identifies the 44-pin TQFP physical configuration.
In-system programmability permits configuration over the board's programming interface, useful for manufacturing, field updates, and designs that need programmable logic behavior without changing external components. The verified source describes the device as an ispMACH 4032B with 32 macrocells. Exact pin assignments, bank voltage limits, absolute maximum ratings, and package dimensions must be checked against the manufacturer datasheet before schematic sign-off or PCB release.
Typical applications include bus-interface adapters, peripheral controllers, arbitration and decode logic, data-format conversion, industrial control modules, instrumentation front ends, and FPGA glue logic. Its 2.5 ns propagation delay is valuable where combinational decisions must settle rapidly, while the 400 MHz ceiling supports demanding clocked logic when board-level timing budgets allow.
Design with this CPLD using the manufacturer pinout and timing constraints. Account for configuration pins, dedicated ground and power pins, decoupling, signal integrity, and programming-interface access. Because its logic performance is highly dependent on routing and architecture, treat the maximum frequency as a device-family headline rather than a guaranteed system-level frequency without timing verification.
This page consolidates the verified distributor listing, family-level performance data, package identity, practical implementation notes, and replacement analysis. It is intended to help engineers evaluate the LC4032C-5T44C and distinguish exact same-package variants from options requiring different footprints, speed grades, temperature grades, or programming-system validation.
Alternativas directas para LC4032C-5T44C — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con LC4032C-5T44C (mismo factor de forma y huella) — difiere en Architecture, Device Type, Macrocells.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
LC4032C-75T44C
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
LC4032C-5T44I
✅ Sustitución directa✓ En stock
Consulte el precio
Ver hoja de datos →LC4032V-5T44C
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
LC4032C-5T44C Valores máximos y características eléctricas
| Device Type | SuperFAST High Density PLD |
| Architecture | ispMACH 4032B |
| Macrocells | 32 macrocells |
| Maximum Operating Frequency | 400 MHz |
| Propagation Delay | 2.5 ns |
| Supply Voltage Options | 3.3 V, 2.5 V, and 1.8 V |
| Product Terms per Output | Up to 80 PTs |
| Global Clock Pins | Up to 4 |
| Clock Polarity Control | Programmable |
| Programming | In-system programmable |
| Encapsulado | 44-pin TQFP |
| Device Family | ispMACH 4000 |
| Tipo de montaje | Surface Mount |
Guía de configuración de pines de LC4032C-5T44C 44-pin tqfp
Configuración de pines para LC4032C-5T44C (encapsulado 44-pin tqfp). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para LC4032C-5T44C.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
LC4032C-5T44C es adecuado para 6 aplicacións: High-Speed Bus Interface Bridging, Industrial Control and Arbitration Logic, Instrumentation Signal Conditioning, Data Format Conversion and Packing, FPGA and Processor Glue Logic, Embedded System Power and Peripheral Sequencing.
High-Speed Bus Interface Bridging
The LC4032C-5T44C fits bus-interface and protocol-conversion logic where the cited 2.5 ns propagation delay and 400 MHz maximum operating frequency provide useful timing margin. Its 32 macrocells and up to 80 product terms per output can implement address decoding, byte-lane steering, request qualification, and registered control outputs. In-system programmability permits board-level configuration after assembly, which is useful when several product variants share one PCB. Final timing must be verified after mapping because device headline frequency does not guarantee a given board-level bus rate.
Recomendado
Industrial Control and Arbitration Logic
The LC4032C-5T44C can implement command decoding, interlock logic, arbitration, timing windows, and machine-state sequencing in industrial control equipment. Its 32 macrocells provide deterministic combinational and registered logic, while the 2.5 ns propagation delay helps minimize uncertainty in fast control paths. The 44-pin TQFP supports compact, surface-mount assemblies, and the device family supports 3.3 V, 2.5 V, and 1.8 V options that can align with multiple controller generations. Safety-related use still requires the applicable environmental and functional-safety assessment rather than relying on commercial logic timing alone.
Recomendado
Instrumentation Signal Conditioning
The LC4032C-5T44C is suitable for front-end digital conditioning such as trigger logic, range selection, channel muxing, calibration-table lookup, and data-format conversion. Its programmable macrocell architecture lets designers replace scattered fixed glue logic with one reconfigurable device, while the 5 ns speed class supports demanding control paths. With up to four global clock pins and programmable clock polarity, the CPLD can distribute related clock domains within its permitted architecture. Confirm input thresholds, I/O standards, timing constraints, and analog-signal isolation against the complete datasheet before connecting to precision measurement circuitry.
Recomendado
Data Format Conversion and Packing
The LC4032C-5T44C can perform parallel-to-serial formatting, bit-field reordering, lane packing, checksum generation, and asynchronous FIFO control where a small amount of fast programmable logic is preferred over a larger FPGA. The 32-macrocell resource count suits compact glue-logic tasks, and the cited 2.5 ns propagation delay supports short combinational decision paths. In-system programming allows the same hardware to support different interface arrangements. Engineers should map the design and run static timing analysis at the intended clock rate, because board skew, I/O delay, and routing determine whether the headline 400 MHz maximum can be used.
Recomendado
FPGA and Processor Glue Logic
LC4032C-5T44C can bridge dissimilar interfaces, translate reset or interrupt polarity, qualify asynchronous control signals, and implement address or command decoding between an FPGA, MCU, memory, and external peripherals. Its compact 44-pin TQFP format reduces board area compared with a larger programmable device, while in-system programming simplifies product differentiation. The 400 MHz maximum operating frequency and four available global clocks make it suitable for fast support logic. Validate setup and hold timing against the companion devices and avoid using unsupported I/O voltage combinations without explicit datasheet confirmation.
Recomendado
Embedded System Power and Peripheral Sequencing
The LC4032C-5T44C can implement power-up sequencing, peripheral-chip-select generation, reset generation, and programmable power-good interlocks around microcontrollers or SoCs. In-system programming permits the sequencing table to be updated during production or maintenance, while the 2.5 ns propagation delay supports deterministic control of closely spaced events. The 1.8 V, 2.5 V, and 3.3 V supply options may simplify integration with multiple logic generations, but the exact bank and core voltage arrangement must be confirmed in the datasheet. Do not use the CPLD to load power rails; drive enable or reset signals only within verified I/O limits.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para LC4032C-5T44C — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | LC4032C-75T44C | LC4032C-5T44I | LC4032V-5T44C |
|---|---|---|---|---|
| Brand | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor |
| Package | TQFP-44 | TQFP-44 | TQFP-44 | TQFP-44 |
| Architecture | ispMACH 4032B | 32-macrocell CPLD | SuperFAST high-density PLD | 32-macrocell CPLD |
| Programming | In-system programmable | In-system programmable | In-system programmable | In-system programmable |
Diferenciadores clave
- Faster timing than the 7.5 ns same-package option (frente a LC4032C-75T44C)
- Shared 5 ns speed class in an identical 44-pin package designation (frente a LC4032V-5T44C)
- Industrial-grade option within the same speed and package family (frente a LC4032C-5T44I)
Notas de diseño
Do not assume that matching package dimensions guarantees a drop-in replacement. LC4032C-5T44C alternatives with the 44-pin TQFP designation still require comparison of pin names, power-bank arrangement, I/O standards, configuration pins, dedicated inputs, and programming signals. The 48-pin LC4032V-5TN48I and LC4032V-75TN48I options are excluded because their package pin count differs. Treat the JEDEC-style package drawing as necessary but not sufficient for substitution.
Route clock and high-speed I/O nets with short paths, continuous return references, and protection from adjacent switching signals. Although the family supports up to four global clock pins with programmable polarity, the datasheet determines which pins are dedicated global clocks and how each architecture routes them. Use series damping only when signal-integrity simulations or measured ringing justify it, and respect the manufacturer’s recommended input and output drive configuration.
Assign the correct supply voltage from the verified 3.3 V, 2.5 V, or 1.8 V options only after checking the exact datasheet power tables. Place required bulk and bypass capacitors close to their associated supply pins, maintain a low-impedance ground plane, and separate noisy switching-regulator paths from programming and clock nets. Capacitor values, allowable voltage combinations, and power-up sequencing requirements are unavailable in the supplied data and must be taken directly from Lattice documentation.
Información de cumplimiento
The supplied verified results do not include a component-level compliance declaration. Compliance values remain unknown rather than being inferred from manufacturer identity or package type.