ATF22V10C-10SC - 10ns Flash EEPROM PLD 24-SOIC | Microchip
MPN： ATF22V10C-10SC ✓ 啟用中ATF22V10C-10SC 概覽
A programmable logic device, or PLD, is a semiconductor whose internal digital logic connections can be configured after manufacture. The PLD category includes simple programmable arrays, complex programmable logic devices, and field-programmable gate arrays. ATF22V10C-10SC occupies the small-to-medium logic position: 10 macrocells are sufficient for decoding, control sequencing, state-machine logic, and compact combinational or registered functions while avoiding the resource requirements of a larger FPGA.
Key features include 10 macrocells, a 10 ns device speed, CMOS construction, electrically erasable Flash configuration memory, and a 24-pin SOIC package. The 10 ns speed rating supports timing designs requiring faster propagation than many older fuse-based GAL22V10 implementations. Because configuration is electrically erasable, the same device can be reprogrammed during development, qualification, or field update rather than being permanently fused.
The ATF22V10C architecture supports mixed logic through programmable macrocells rather than a fixed gate array. Configuration data is stored in nonvolatile Flash memory, so the implemented control function remains available after power cycling. The manufacturer identifies speeds down to 5 ns for the broader ATF22V10C family, while the -10SC suffix selects the 10 ns grade. An optional pin-controlled power-down function is also documented for the family, allowing a design to place the PLD into a lower-power state when appropriate.
Typical uses include industrial controller interface logic, address decoding, sequencing controllers, legacy GAL22V10 replacements, test-fixture control, and embedded systems that need a compact erasable logic block. The ATF22V10C can be especially useful where a GAL22V10C, GAL22V10D, or compatible JEDEC fuse map is specified, although designers should verify pin and fuse-map compatibility for each selected package and grade.
For a reliable PCB implementation, preserve the manufacturer's recommended decoupling and programming interface, use the exact pinout for the 24-SOIC package, and confirm the compiled fuse map against the target logic before deployment. Treat the device as a PLD rather than a general-purpose processor: it implements fixed digital equations but does not execute firmware. Stable power, defined control inputs, and careful programming-mode handling are therefore central to predictable operation.
This product data combines the manufacturer’s device description, package information, programming guidance, and verified cross-reference findings with practical implementation notes. It highlights the ATF22V10C-10SC’s most important selection criteria—10 macrocells, 10 ns speed, 5 V operation, 24-SOIC packaging, and electrically erasable Flash configuration—while identifying where a package-qualified replacement must be confirmed before PCB use.
直接替換替代品，適用於 ATF22V10C-10SC — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： ATF22V10C-10SC （相同外形與佔位） — 差異在於 Package.
ATF22V10C-10SI
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
ATF22V10C-10SU
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
ATF22V10C-7SC
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →ATF22V10C-7SI
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
ATF22V10C-7SU
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
ATF22V10C-10SC 最大額定值與電氣特性
| Device Type | Electrically erasable CMOS programmable logic device (EE PLD) |
| Series | ATF22V10C / 22V10 |
| Macrocells | 10 macrocells |
| Propagation Speed | 10 ns |
| Configuration Memory | Electrically erasable Flash memory |
| Technology | CMOS |
| 供應電壓 | 5 V |
| 封裝 | 24-SOIC, 0.295 inch body width, 7.50 mm width |
| 腳位數 | 24 pins |
| 安裝類型 | Surface mount |
| Power-Down Control | Optional pin-controlled power-down feature |
| Power-Down Pin Location | Pin 4 on DIP and SOIC packages |
| Programmability | Electrically erasable and reprogrammable |
ATF22V10C-10SC 24-soic, 0.295 inch body width, 7.50 mm width 腳位配置指南
ATF22V10C-10SC（24-soic, 0.295 inch body width, 7.50 mm width 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： ATF22V10C-10SC.
請參閱 資料表 以查看完整腳位配置。
典型應用
ATF22V10C-10SC 適用於 6 應用s: Legacy GAL22V10 Logic Replacement, Industrial Address Decoding, Equipment Sequencing Controller, Test Fixture Control Logic, Embedded Control Interface Logic, Programmable Timing and Retiming Logic.
Legacy GAL22V10 Logic Replacement
ATF22V10C-10SC fits legacy GAL22V10 designs that require 10 macrocells and a 24-SOIC footprint while benefiting from electrically erasable Flash configuration. Microchip describes the ATF22V10C family as pin-to-pin and JEDEC fuse-map compatible with applicable GAL22V10 parts, allowing the programmed logic file to be migrated after checking timing and package details. Its 10 ns speed grade provides faster propagation than many older fuse-based implementations, while reprogrammability simplifies board revisions and production test updates.
Industrial Address Decoding
ATF22V10C-10SC can implement compact address decoding and memory-chip select logic in an industrial controller. Ten macrocells provide sufficient Boolean and registered logic for decoding multiple addresses without using a larger FPGA, while the 10 ns speed grade supports predictable control-path timing. The electrically erasable Flash configuration permits controlled logic updates without replacing the device. Validate output timing, supply levels, and environmental limits against the industrial enclosure temperature and the manufacturer’s electrical characteristics.
Equipment Sequencing Controller
ATF22V10C-10SC is suitable for sequencing motors, relays, lamps, and instrumentation in a compact test or manufacturing device. Its 10 macrocells can organize state-transition equations and control outputs into a dedicated programmable logic block, reducing pressure on the main microcontroller. The 10 ns propagation speed provides timing margin for common control paths. Because the device is not a microcontroller, it requires a correctly compiled fuse map, deterministic inputs, and a power-down strategy suited to the external system architecture.
Test Fixture Control Logic
ATF22V10C-10SC can implement programmable stimulus routing, measurement sequencing, and fixture mode control in a test fixture. Electrically erasable Flash is especially useful during fixture development because engineers can update the logic configuration without discarding the device. The 24-SOIC package offers a familiar surface-mount format, and the 10 ns speed class is suitable for many digital control paths. Confirm output loading, transition-time limits, and fixture I/O thresholds against the ATF22V10C electrical specifications.
Embedded Control Interface Logic
ATF22V10C-10SC can sit beside a microcontroller or processor and implement protocol decoding, command qualification, interrupt generation, or peripheral interface glue logic. Ten macrocells allow compact fixed functions to remain deterministic and separate from firmware, while the 10 ns speed grade handles many synchronous control paths. The nonvolatile Flash configuration preserves the interface after power cycling. The system designer must still define signal ownership, programming-mode isolation, reset behavior, and input thresholds so the PLD never contends with another output driver.
Programmable Timing and Retiming Logic
ATF22V10C-10SC can implement small delay, retiming, pulse-width, and clock-qualification functions where a full FPGA would be excessive. Its 10 ns propagation grade and configurable macrocells allow compact timing adjustments for external interfaces or legacy buses. Electrically erasable configuration makes timing changes manageable during qualification because the logic can be revised and rewritten. Validate worst-case setup and hold requirements, clock-jitter assumptions, and output transition behavior rather than relying only on the nominal propagation-speed value.
工程參考資料，適用於 ATF22V10C-10SC — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | ATF22V10C-10SI | ATF22V10C-10SU | ATF22V10C-7SC | ATF22V10C-7SI | ATF22V10C-7SU |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 24-SOIC | 24-SOIC | 24-SOIC | 24-SOIC | 24-SOIC | 24-SOIC |
| Device Type | Electrically erasable CMOS PLD | Electrically erasable CMOS PLD | Electrically erasable CMOS PLD | Electrically erasable CMOS PLD | Electrically erasable CMOS PLD | Electrically erasable CMOS PLD |
| Macrocells | 10 macrocells | 10 macrocells | 10 macrocells | 10 macrocells | 10 macrocells | 10 macrocells |
| Propagation Speed | 10 ns | 10 ns | 10 ns | 7 ns | 7 ns | 7 ns |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Configuration Memory | Electrically erasable Flash memory | Electrically erasable Flash memory | Electrically erasable Flash memory | Electrically erasable Flash memory | Electrically erasable Flash memory | Electrically erasable Flash memory |
| Temperature Grade | Commercial suffix SC | Industrial suffix SI | SU ordering grade | Commercial suffix SC | Industrial suffix SI | SU ordering grade |
| Programming Method | Electrically erasable Flash programming | Electrically erasable Flash programming | Electrically erasable Flash programming | Electrically erasable Flash programming | Electrically erasable Flash programming | Electrically erasable Flash programming |
主要差異化特點
- Electrically erasable configuration replaces one-time fuse programming (對比ATF22V10C-10SI)
- Seven-nanosecond alternative adds timing margin (對比ATF22V10C-7SC)
- Commercial and industrial suffix options support broader environmental coverage (對比ATF22V10C-7SI)
設計說明
Place the manufacturer-recommended bypass capacitor directly between the ATF22V10C-10SC supply pin and ground, with the shortest practical ground return. The ATF22V10C family operates from 5 V and supports low-power operation, including a 10 µA typical family-level figure, but that value does not remove the need for local decoupling. Account for input-transition limits and output-loading conditions when evaluating dynamic current, and avoid leaving the optional power-down input floating.
Route programming and normal-operation control signals so they cannot contend with external circuitry during programming. Keep the clock and high-speed logic paths short, preserve the 24-SOIC pin numbering used by the manufacturer drawing, and place the bypass capacitor adjacent to the supply connection. If migrating a GAL22V10 board, compare every pin on the 24-SOIC footprint, including the optional PD function at pin 4, rather than assuming a generic 22V10 pinout is identical.
Do not assume that a compatible logic function automatically guarantees a drop-in replacement. Verify the compiled JEDEC fuse map, programming algorithm, speed grade, supply limits, output timing, power-down behavior, and operating-temperature grade. Electrically erasable Flash allows repeated programming, so protect production devices from accidental erase or reprogram operations. Record the programming file and device revision in the manufacturing documentation.
Use the manufacturer’s output rise-time, fall-time, and capacitive-loading limits when driving long cables, relays, LEDs, or backplanes. The 10 ns propagation-speed grade describes internal logic timing and is not a guarantee that every external transition will be equally fast. Keep edge-sensitive routes short, terminate them appropriately, and add a receiver or buffer when load capacitance or ground-bounce risk could violate the ATF22V10C output characteristics.
合規資訊
No explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status was established for this exact ordering code. The -10SC suffix is a speed and temperature-grade code rather than proof of a compliance designation.
