ATF16V8CZ-15JC - 15ns 250-Gate EEPLD | Microchip Technology
N.º da peça: ATF16V8CZ-15JC ✓ AtivoATF16V8CZ-15JC Visão geral
An electrically erasable programmable logic device, or EEPLD, is a programmable semiconductor that stores configurable AND/OR-style logic functions in nonvolatile memory. The ATF16V8CZ family belongs to the broader PLD hierarchy and provides a permanent logic implementation without repeatedly programming a microcontroller. It can implement registered or combinatorial functions and replace combinations of discrete gates in compact industrial, telecommunications, and consumer equipment.
Key features include eight macrocells, eight outputs with eight product terms per output, support for up to 16 inputs, and 5 V CMOS and TTL-compatible inputs and outputs. The -15 speed grade provides a 15 ns propagation delay. Standby power is low at 25 µA, and zero-power operation is a stated family feature intended to reduce power consumption when the device is not active.
The ATF16V8CZ architecture extends the generic 16V8 arrangement and can directly replace 16R8-family devices and many 20-pin combinatorial PLDs. Its configurable operating modes support common combinational and registered logic patterns. Configuration software determines how the input and output resources are assigned, allowing a single PLD architecture to serve multiple control functions while reducing discrete logic count.
Typical applications include industrial automation, consumer electronics, telecommunications equipment, address decoding, interface qualification, and small control-logic subsystems. The 20-pin PLCC package supports compact surface-mount assemblies, while its 5 V interface simplifies integration with conventional TTL and CMOS logic families.
During PCB design, verify every PLCC pad against the manufacturer pin-description table and preserve adequate copper around the J-leads for soldering and inspection. Confirm the programmed device type, pin polarity, and registered-versus-combinatorial behavior against the original design before replacing an installed ATF16V8CZ-15JC.
This product overview combines the ATF16V8CZ family specifications with package details, drop-in replacement guidance, comparison parameters, and practical implementation notes. It is designed to help engineers evaluate timing, logic architecture, interface compatibility, and replacement risk before integrating this programmable logic device into a new or existing board.
Alternativas drop-in para ATF16V8CZ-15JC — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com ATF16V8CZ-15JC (mesmo formato e footprint) — diferindo em Architecture, Package, Product Terms per Output.
ATF16V8CZ-12JC
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATF16V8CZ-15JU
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATF16V8CZ-15JI
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATF16V8C-15JC
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
GAL16V8D-15LJ
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATF16V8CZ-15JC Classificações máximas e características elétricas
| Device Type | Electrically Erasable Programmable Logic Device (EEPLD) |
| Architecture | 16V8 |
| Equivalent Logic Capacity | 250 gates |
| Macrocells | 8 macrocells |
| Maximum Inputs | 16 inputs |
| I/O Paths | 8 I/Os |
| Product Terms per Output | 8 product terms |
| Tensão de alimentação | 5 V |
| Propagation Delay | 15 ns |
| Maximum Pin-to-Pin Delay | 12 ns |
| Standby Current | 25 µA |
| Input Compatibility | CMOS and TTL |
| Output Compatibility | CMOS and TTL |
| Encapsulamento | 20-pin PLCC J-lead, 9 x 9 mm |
| Tipo de montagem | Surface mount |
| Maximum Frequency | 62 MHz |
| Programmable Function Storage | Nonvolatile electrically erasable memory |
Guia de Configuração de Pinos do ATF16V8CZ-15JC 20-pin plcc j-lead, 9 x 9 mm
Configuração de pinos para ATF16V8CZ-15JC (pacote 20-pin plcc j-lead, 9 x 9 mm). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para ATF16V8CZ-15JC.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
ATF16V8CZ-15JC é adequado para 6 aplicaçãos: Industrial Automation Control Logic, Telecommunications Interface Decoding, Consumer Equipment Control Sequencer, Address Decoding and Bus Interfacing, Legacy System Logic Consolidation, Low-Power Instrumentation Logic.
Industrial Automation Control Logic
The ATF16V8CZ-15JC fits compact industrial control blocks where a 5 V logic interface, nonvolatile configuration, and deterministic 15 ns propagation delay are useful. Its eight macrocells can implement address decoding, interlock logic, command qualification, and small state machines without replacing the design with a microcontroller. CMOS- and TTL-compatible inputs and outputs simplify integration with legacy automation electronics. The principal engineering benefit is repeatable configuration, while the 15 ns rating should be checked against wiring delay, peripheral timing, and the selected system clock.
Recomendado
Telecommunications Interface Decoding
The ATF16V8CZ-15JC can perform protocol framing, channel selection, and control-signal decoding in 5 V telecommunications equipment. Its 250-gate equivalent capacity and eight macrocells provide enough logic to consolidate several gate-level functions into one configurable device. The nonvolatile EEPLD structure allows the same hardware to be reused across multiple interface assignments by changing the configuration. Because it offers 15 ns propagation delay, timing margins should include connector, protection-component, and trace delays rather than considering only the nominal device delay.
Recomendado
Consumer Equipment Control Sequencer
The ATF16V8CZ-15JC is suitable for compact consumer products that need discrete logic sequencing, mode selection, or output interlocking rather than a full processor. Eight macrocells and up to 16 inputs allow several small functions to be combined, reducing component count and board area. Its 5 V operation aligns with established CMOS and TTL-compatible control sections, while nonvolatile configuration preserves the logic behavior after power cycling. Validate the configured pin directions and startup states so every external signal has a defined condition during reset and power-up.
Recomendado
Address Decoding and Bus Interfacing
The ATF16V8CZ-15JC can implement address decoding, chip-select generation, and bus-signal qualification where eight outputs and up to 16 inputs are sufficient. Its configurable product-term architecture allows one package to replace several decoder and gate networks, while the 15 ns propagation delay provides a defined timing budget for combinational paths. For registered implementations, confirm clock polarity and output polarity in the configuration file. In bus systems, include propagation delay, skew, contention, and external hold requirements in the complete timing analysis.
Recomendado
Legacy System Logic Consolidation
The ATF16V8CZ-15JC is useful when consolidating several 20-pin combinatorial PLDs or 16R8-family functions into one nonvolatile logic device. According to the ATF16V8CZ datasheet, its architecture is a superset of the generic 16V8 arrangement and supports direct replacement of many 20-pin combinatorial PLD implementations. The 20-pin PLCC package allows reuse of an established J-lead footprint. Migration still requires checking output polarity, registered behavior, pin multiplexing, unused inputs, and any differences between the original and replacement configuration maps.
Recomendado
Low-Power Instrumentation Logic
The ATF16V8CZ-15JC can implement measurement selection, range control, status decoding, and front-panel logic in compact 5 V instrumentation. The stated 25 µA standby current is attractive when most of the measurement system is inactive, while nonvolatile configuration avoids rewriting logic after every power cycle. Its CMOS- and TTL-compatible interface supports a mixture of modern and older logic families. For analog measurement systems, separate sensitive grounds and keep PLCC switching paths away from high-impedance inputs to prevent avoidable coupling.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ATF16V8CZ-15JC — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | ATF16V8CZ-12JC | ATF16V8CZ-15JU | ATF16V8CZ-15JI | ATF16V8C-15JC | GAL16V8D-15LJ |
|---|---|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-pin PLCC J-lead (9 x 9 mm) | 20-pin PLCC J-lead (9 x 9 mm) | 20-pin PLCC J-lead (9 x 9 mm) | 20-pin PLCC J-lead (9 x 9 mm) | 20-pin PLCC J-lead (9 x 9 mm) | 20-pin PLCC J-lead |
| Device Type | Electrically erasable programmable logic device | Electrically erasable programmable logic device | Electrically erasable programmable logic device | Electrically erasable programmable logic device | Programmable logic device | Simple programmable logic device |
| Macrocells | 8 | 8 | 8 | 8 | 8 | 8 |
| Propagation Delay | 15 ns | 12 ns | 15 ns | 15 ns | 15 ns | 15 ns |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
Principais diferenciais
- Faster timing replacement is available without changing the 5 V PLCC architecture (vs ATF16V8CZ-12JC)
- Pin- and package-consistent 16V8 cross-reference (vs GAL16V8D-15LJ)
- Same-family options preserve the established configuration architecture (vs ATF16V8CZ-15JI)
Notas de projeto
Use the manufacturer's 20-pin PLCC land pattern and pin-description table when laying out a replacement board. Assign and route the power and ground pins before the programmable I/O nets, and maintain clearance between adjacent J-leads. A continuity check should confirm that each pad reaches the intended device pin, especially when adapting a footprint originally intended for another 20-pin PLD.
Do not assume that every 16V8-family PLD has identical registered-output polarity, feedback behavior, or configuration-file mapping. Compare the fuse map, pin directions, clock edge, reset behavior, and unused-pin states between the installed device and the replacement. Although the ATF16V8CZ architecture can replace many 20-pin combinatorial PLDs, functional equivalence still depends on how the original board uses feedback and registered outputs.
Treat the 15 ns propagation-delay rating as one component of the complete path delay. Add external gate delay, connector delay, trace delay, and receiver setup time before declaring timing acceptable. For longer traces or noisy industrial environments, use a Schmitt-trigger input where the interface permits it, avoid routing high-current outputs beside sensitive logic, and include pull resistors where the configured output state requires a defined inactive level.
Provide a stable 5 V supply with adequate local decoupling at the PLCC power pins. Route the ground connection with low inductance and keep the return path close to the device rather than sharing a distant ground segment with switching loads. Although the stated standby current is 25 µA, dynamic current depends on output switching activity; estimate worst-case supply demand from the number and rate of simultaneously changing outputs before selecting the upstream regulator.
Informações de conformidade
The ATF16V8CZ-15JC is a programmable logic IC and is not presented as an AEC-Q100-qualified automotive device. RoHS, REACH, lead-free, halogen-free, and conflict-minerals status were not established by the cited product information and therefore remain unknown.
