ATF16V8B-10SI - 10ns 250-Gate Erasable PLD | Microchip
N.º da peça: ATF16V8B-10SI ✓ AtivoATF16V8B-10SI Visão geral
Alternativas drop-in para ATF16V8B-10SI — 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 ATF16V8B-10SI (mesmo formato e footprint) — diferindo em Device Type, Package.
ATF16V8B-15SU
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATF16V8B-15PU
✅ Drop-InConsulte o preço
Ver ficha técnica →ATF16V8C-7PU
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
ATF16V8B-10SI Classificações máximas e características elétricas
| Device Type | Electrically Erasable Programmable Logic Device (PLD) |
| Logic Density | 250 gates |
| Macrocell Count | 8 macrocells |
| Maximum Inputs | Up to 16 inputs |
| I/O Count | 8 I/Os |
| Output Count | 8 outputs |
| Product Terms per Output | 8 product terms |
| Propagation Delay | 10 ns |
| Tensão de alimentação | 5 V |
| Power Class | Standard power |
| Encapsulamento | 20-SOIC, 7.50 mm width |
| Temperature Grade | Industrial temperature |
| Programming Technology | Electrically erasable |
| Operating Modes | 3 automatically selected modes |
| Architecture Compatibility | Generic 16R8 and most 20-pin combinatorial PLDs |
| Fusemap Compatibility | JEDEC fusemap compatible |
| Tipo de montagem | Surface mount |
Guia de Configuração de Pinos do ATF16V8B-10SI 20-soic, 7.50 mm width
Configuração de pinos para ATF16V8B-10SI (pacote 20-soic, 7.50 mm width). 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 ATF16V8B-10SI.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
ATF16V8B-10SI é adequado para 6 aplicaçãos: Industrial Control Logic, Legacy GAL16V8 Migration, Address Decoding and Interfacing, Embedded Equipment Sequencing, Communication Adapter Logic, Legacy GAL Programmer Support.
Industrial Control Logic
The ATF16V8B-10SI fits compact industrial control logic where eight combinational outputs, up to 16 inputs, and a 10 ns speed grade are required in a 20-SOIC device. It can implement command decoding, interlocks, mode selection, or signal routing without occupying a larger programmable-logic device. Its electrically erasable architecture permits configuration updates during development or maintenance, while its industrial-temperature ordering designation supports industrial temperature-class evaluation. Before releasing equipment, verify the complete electrical limits and numeric temperature range in the manufacturer datasheet. The verified data does not identify a dedicated industrial companion MPN, so the related Microchip MCU listed below should be treated as a system-controller option rather than a required PLD peripheral.
Recomendado
Legacy GAL16V8 Migration
The ATF16V8B-10SI is suitable for replacing GAL16V8-based designs that require the same 20-pin logic architecture and JEDEC-compatible fuse map. Microchip identifies the ATF16V8B and ATF16V8C families as pin-to-pin replacements for GAL16V8 devices, with similar AC and DC characteristics. The 10 ns grade can also improve timing margin relative to a 15 ns ATF16V8B variant. Migration still requires checking the programming algorithm, power behavior, programming-tool support, and every unused input or output. The ATF16V8C-7PU can be considered when a faster 7 ns family grade is available and confirmed for the exact production configuration.
Recomendado
Address Decoding and Interfacing
The ATF16V8B-10SI can implement decode, chip-select, bus isolation, or command-routing functions between older processors and peripheral devices. Eight outputs, each allocated eight product terms, provide useful capacity for truth-table and sum-of-products decoding, while the 10 ns grade helps preserve timing margin in moderate-speed control paths. The electrically erasable macrocell structure allows logic to be revised without package rework. In a new design, however, a microcontroller or CPLD may offer simpler maintenance and broader I/O options; therefore, this part is most compelling when maintaining or reproducing an established GAL16V8 architecture.
Recomendado
Embedded Equipment Sequencing
The ATF16V8B-10SI is useful in embedded equipment for mode sequencing, relay-command decoding, status multiplexing, and machine-state transitions. Its 250-gate density and eight configurable macrocells are sufficient for focused combinational logic without introducing a larger FPGA package. The 10 ns propagation-delay grade provides more timing margin than the 15 ns ATF16V8B option, while the 20-SOIC outline supports conventional PCB assembly. Because the verified excerpts do not provide detailed input and output timing tables, designers should complete static and timing analysis using the official datasheet and verify output behavior during power-up, reset, and reprogramming.
Recomendado
Communication Adapter Logic
The ATF16V8B-10SI can provide deterministic glue logic in communication adapters that translate command formats, route status bits, or decode control signals. Its eight I/Os and 16-input capability suit parallel control paths, and its 10 ns speed grade is preferable to the 15 ns grade when path timing is tighter. The device does not replace a transceiver or protocol controller; it complements them by implementing small combinational functions around those larger components. Verify signal direction, voltage compatibility, and propagation requirements for every connected device. The interface and memory-controller parts listed below provide representative integration context, not mandatory companions specified by the ATF16V8B datasheet.
Recomendado
Legacy GAL Programmer Support
The ATF16V8B-10SI is appropriate for GAL16V8-compatible programmer and fixture development because the ATF16V8B family is documented as JEDEC fusemap compatible. A 20-SOIC device with eight macrocells, 250 gates, and electrical erasure allows repeatable development cycles without UV erasure. The -10SI speed grade should be selected where fixture timing or system-path margin matters, although programming and erase timing must be checked separately from normal logic propagation delay. Because programming-tool support can vary by programmer model and vendor, verify the approved device list and algorithm before committing fixtures to production.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ATF16V8B-10SI — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | ATF16V8B-15SU | ATF16V8B-15PU | ATF16V8C-7PU |
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-SOIC | 20-SOIC - same | 20-SOIC - same | 20-SOIC - same |
| Device Type | Electrically erasable PLD | Electrically erasable PLD | Electrically erasable PLD | Electrically erasable PLD |
| Propagation Delay | 10 ns | 15 ns | 15 ns | 7 ns |
| Fusemap Compatibility | JEDEC fusemap compatible | JEDEC fusemap compatible | JEDEC fusemap compatible | JEDEC fusemap compatible |
Principais diferenciais
- Faster timing than the 15 ns ATF16V8B alternatives (vs ATF16V8B-15SU)
- Slower but still pin-compatible timing margin relative to ATF16V8C (vs ATF16V8C-7PU)
- Direct ATF16V8B-family migration path (vs ATF16V8B-15PU)
Notas de projeto
Do not assume that every GAL16V8 replacement is automatically interchangeable. Microchip documents ATF16V8B and ATF16V8C as pin-to-pin and JEDEC fusemap compatible, but engineers must still verify the exact package, programming algorithm, power behavior, and tool support. For ATF16V8B-10SI, preserve the original fuse-map document, confirm the device is recognized by the selected programmer, and test every unused input or output state before production.
Analyze the complete logic path rather than using the 10 ns propagation-delay grade alone. Add peripheral output delay, interconnect delay, setup time, hold time, and clock skew where applicable. A faster grade such as ATF16V8C-7PU can provide additional margin, while ATF16V8B-15SU reduces nominal speed margin by 5 ns compared with the ATF16V8B-10SI.
Use the manufacturer 20-SOIC land pattern and follow the datasheet's decoupling and unused-pin requirements. Place bypass capacitance close to the device power pins, preserve adequate ground-return paths, and keep sensitive or high-speed external signals away from the PLD supply pins where practical. The verified excerpts confirm the 20-SOIC outline but do not provide recommended capacitor values, so those values must come from the official datasheet.
Informações de conformidade
The verified Microchip page identifies a Green package, but the supplied excerpts do not explicitly state RoHS, REACH, lead-free, halogen-free, conflict-minerals, or AEC-Q100 status. The device is an industrial-temperature logic IC rather than an automotive-qualified AEC-Q100 part based on the available ordering information.
