ATF16V8BQ-10JC - 10ns 8-Macrocell Flash PLD | Microchip
MPN: ATF16V8BQ-10JC ✓ فعالATF16V8BQ-10JC نمای کلی
A programmable logic device, or PLD, is a semiconductor whose internal logic connections can be configured to implement combinational or registered Boolean functions. Within the hierarchy of programmable logic, the ATF16V8BQ belongs to the 16V8 family of simple PLDs. A 16V8 architecture provides eight configurable macrocells, allowing compact implementations of address decoding, control logic, interface translation, and fixed-state logic functions.
The principal device characteristics include a 10 ns maximum pin-to-pin delay, eight macrocells, a nominal 5 V supply, and a 20-pin PLCC package. The Q version of the ATF16V8B family is designed around electrically erasable flash memory and includes selectable power-saving operating options. Its commercial-temperature grading and 9 mm by 9 mm PLCC package support applications where compact, re-programmable surface-mount logic is preferred.
Internally, the device combines programmable sum-of-products logic with configurable output polarity and feedback paths. This structure permits each macrocell to implement registered or combinational functions. Because configuration is stored electrically in flash memory, the same package can be reused across prototypes, production variants, and field updates without changing the PCB layout. Designers should still account for the fixed 16V8 architecture rather than treating it as a general-purpose microcontroller.
Typical uses include industrial control logic, peripheral decoding, data-routing and interface-control circuits, automated test equipment, and legacy PAL replacement. The 10 ns propagation-delay class is useful where combinational outputs must settle quickly, while eight macrocells provide enough logic density for compact control blocks rather than complete processor subsystems.
When designing around the ATF16V8BQ-10JC, begin with the manufacturer pin-description table and verify every PLCC orientation, supply connection, and programming-interface signal. Validate worst-case timing at the intended voltage and temperature, and confirm that the programmed equations remain within the macrocell and product-term resources of the 16V8 architecture.
This page combines the device specifications, same-footprint replacement options, parameter comparisons, application guidance, and practical design notes needed to evaluate the ATF16V8BQ-10JC before integrating it into a programmable-logic design.
جایگزین‌های drop-in برای ATF16V8BQ-10JC — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای ATF16V8BQ-10JC (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Device Type, Logic Compatibility.
ATF16V8B-10JC
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←ATF16V8B-10JU
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←ATF16V8BQ-10JI
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشده📋 جایگزین مرجع (خارج از کاتالوگ)
GAL16V8D-10QJ
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
ATF16V8BQ-10JC حداکثر مقادیر مجاز و مشخصات الکتریکی
| Device Type | High-performance flash programmable logic device (PLD) |
| PLD Family | 16V8 |
| Macrocell Count | 8 macrocells |
| Maximum Pin-to-Pin Delay | 10 ns |
| Nominal Supply Voltage | 5 V |
| Configuration Memory | Electrically erasable flash memory |
| Package Type | 20-pin PLCC |
| Package Dimensions | 9 mm x 9 mm |
| Terminal Count | 20 terminals |
| Terminal Form | J-bend |
| نوع نصب | Surface mount |
| Package Code | QCCJ |
| Package Shape | Square |
| Temperature Grade | Commercial |
| Supply Packaging | Tube |
| Logic Compatibility | Emulates many 20-pin PAL devices |
راهنمای پیکربندی پین ATF16V8BQ-10JC square
پیکربندی پین برای ATF16V8BQ-10JC (پکیج square). این IC دیجیتال شامل GPIO، رابط‌های ارتباطی (UART، SPI، I2C) و پین‌های تغذیه است. برای عملکردهای جایگزین پین و گزینه‌های پیکربندی به دیتاشیت سازنده مراجعه کنید. ضروری برای طراحی سیستم‌های نهفته و چیدمان PCB.
داده پین‌آوت تفصیلی موجود نیست برای ATF16V8BQ-10JC.
به دیتاشیت برای پیکربندی کامل پین‌ها.
کاربردهای معمول
ATF16V8BQ-10JC مناسب است برای 6 کاربردs: Industrial Control and Sequencing Logic, Peripheral Address Decoding, Interface Control and Signal Routing, Automated Test Equipment Control, Legacy 20-Pin PAL Replacement, Data-Routing and Format Control.
Industrial Control and Sequencing Logic
The ATF16V8BQ-10JC fits compact control blocks that combine Boolean decision logic, state sequencing, and output decoding. Its eight macrocells provide useful density for implementing relay-control interlocks, machine-mode selection, and peripheral enables without adding a microcontroller. The 10 ns maximum pin-to-pin delay supports faster decision paths, while 5 V operation aligns with conventional industrial logic. The flash-programmable configuration also permits controlled firmware-like updates to logic equations during commissioning. For equipment exposed to temperature extremes, verify the commercial grade against the environmental requirement and use the manufacturer's worst-case timing limits during design verification.
پیشنهادی
Peripheral Address Decoding
The ATF16V8BQ-10JC can implement address or command decoding where a small number of combinational outputs must activate selected devices. Eight macrocells allow equations to be combined through product terms and output polarity, making the device appropriate for chip-select generation, register-bank selection, and peripheral gating. Its 10 ns speed class reduces decode delay relative to slower general-purpose logic, although external address and data path delays still determine the system-level timing margin. The electrically erasable flash architecture supports reusable laboratory fixtures and late-stage logic changes without replacing the programmed package.
پیشنهادی
Interface Control and Signal Routing
The ATF16V8BQ-10JC is useful for fixed-format routing, handshake control, and interface translation in legacy equipment. Its programmable product terms can generate enables, qualify data paths, or implement simple handshake logic between modules that do not require a programmable processor. With eight macrocells, the design can concentrate several related routing functions in one 20-pin PLCC package. The 10 ns propagation-delay specification provides a defined timing class, but source and destination device delays must also be included in the complete path analysis. Flash programmability allows different routing tables to be loaded for product variants without changing the PCB.
پیشنهادی
Automated Test Equipment Control
The ATF16V8BQ-10JC can implement deterministic test-sequence control, fixture routing, and measurement-path selection in automated test equipment. Eight macrocells are sufficient for compact Boolean control stages, while the 10 ns class supports short combinational delays between test commands and measurement resources. The device can also generate configuration masks for simple fixtures where a microcontroller would be unnecessary. Because test systems often combine signals from multiple voltage domains, engineers should verify every output's electrical limits and fan-out rather than assuming 5 V logic compatibility. Flash configuration is valuable when several board variants share one tester platform.
پیشنهادی
Legacy 20-Pin PAL Replacement
The ATF16V8BQ-10JC is suited to modernizing older 20-pin PAL-based products when the existing logic fits the 16V8 architecture and its electrical limits. It emulates many 20-pin PAL devices while using flash configuration, allowing a programmed equivalent to be installed without changing a compatible surface-mount footprint. This can reduce the risk of obsolete mask-programmed supply. Migration still requires a strict comparison of pin functions, power-up behavior, registered versus combinational outputs, and timing. The 10 ns speed class must also meet the original system's worst-case timing margin rather than merely its typical operating condition.
پیشنهادی
Data-Routing and Format Control
The ATF16V8BQ-10JC can implement compact data-routing and format-control equations around slower data buses. Typical uses include selecting transfer directions, generating byte enables, and coordinating fixed-format data paths. Its eight macrocells allow multiple routing expressions to share one programmable device, while the 10 ns propagation-delay class limits the logic contribution to each path. The PLCC package keeps the implementation compact for retrofit boards, but every signal crossing between the 5 V device and another voltage domain needs suitable interfacing. Flash programming also makes the device useful for configurable production-test adapters with several routing maps.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای ATF16V8BQ-10JC — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | ATF16V8B-10JC | ATF16V8B-10JU | ATF16V8BQ-10JI | GAL16V8D-10QJ |
|---|---|---|---|---|---|
| Package | 20-pin PLCC | 20-pin PLCC | 20-pin PLCC | 20-pin PLCC | 20-pin PLCC |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Maximum Pin-to-Pin Delay | 10 ns | 10 ns | 10 ns | 10 ns | 10 ns |
تفاوت‌های کلیدی
- Maintains the target 10 ns speed class in a matching PLCC footprint (در مقابلATF16V8B-10JC)
- Q-series power-saving implementation remains available in a same-footprint option (در مقابلATF16V8B-10JU)
- Commercial-temperature selection with eight macrocells and 10 ns timing (در مقابلATF16V8BQ-10JI)
یادداشت‌های طراحی
Assign every PLCC connection from the manufacturer pin-description table rather than from a generic J-lead footprint drawing. Confirm the 9 mm by 9 mm body, lead pitch, pad geometry, and pin-1 orientation against the board library. Keep programming and dedicated control pins accessible if the product requires field reconfiguration. Because the package uses J-bend leads, verify the assembled component height and nearby-component clearance rather than relying only on the PCB land pattern.
Evaluate each output path with the actual source, destination, and load rather than using only the 10 ns maximum pin-to-pin-delay figure. The ATF16V8BQ-10JC can implement several outputs from one package, so fan-out, trace capacitance, and simultaneous switching should be included in worst-case timing analysis. Place termination or damping only after identifying ringing, and maintain compatible voltage levels when the PLCC interfaces with another logic family.
Do not treat the ATF16V8BQ-10JC as a pin-compatible equivalent solely because a device also uses a 20-pin PLCC package. Compare input, output, clock, control, and programming pins, registered versus combinational behavior, power-up states, and macrocell resource requirements. For a substitution, confirm that the programmed equations and timing remain valid and that the replacement's programming tool and device file support the intended design.
Provide a stable 5 V supply and decouple the device close to its supply pins using the capacitance and placement specified by the manufacturer datasheet. Include the ATF16V8BQ-10JC's active and standby current in power-budget calculations, especially when several devices share a regulated rail. The Q-series power-saving modes may reduce consumption, but their effect on timing, state retention, and control behavior must be verified before enabling them in a safety- or mission-relevant path.
اطلاعات انطباق
The component is a programmable logic IC; no AEC-Q100 automotive qualification is indicated. RoHS, REACH, lead-free, halogen-free, and conflict-minerals status require confirmation from the applicable manufacturer compliance documentation.
