SN74F245DBR TI Bus Transceiver | 20-SSOP | 8-Bit, Non-Inverting, 3-State

Product Overview

The SN74F245DBR is a high-performance octal bus transceiver from Texas Instruments, designed for bidirectional asynchronous communication between two data buses. Housed in a compact 20-SSOP package, this device features 8-bit non-inverting buffers with 3-state outputs, making it ideal for driving bus lines or buffering memory address registers. It operates over a wide voltage range of 4.5V to 5.5V and offers high drive capability with typical output current of 64 mA. The SN74F245DBR is part of TI's advanced bipolar F series, providing fast propagation delays and low power consumption.

Detailed Technical Specifications

Key Features

• Bidirectional bus transceiver with 8-bit non-inverting buffers
• 3-state outputs for bus-oriented applications
• High drive capability: IOL up to 64 mA
• Fast propagation delay: 4.5 ns typical
• Wide operating voltage range: 4.5V to 5.5V
• Low power consumption: ICC of 50 mA max
• Input hysteresis for improved noise margin
• Compatible with TTL logic levels
• ESD protection exceeds 2000V per MIL-STD-883

Target Applications

The SN74F245DBR is suitable for a variety of applications requiring bidirectional data transfer between buses. Specific examples include:

• 5G base station control boards for data routing between processors and memory
• Automotive dashboard display systems for communication between microcontroller and display driver
• Industrial PLC I/O modules for signal buffering
• Telecommunications equipment for backplane data transfer
• Data storage systems for bus isolation

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74F245DBR. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

SN74F245DBR 是德州儀器（TI）生產的高性能八路匯流排收發器，專為兩個數據匯流排之間的雙向異步通信而設計。該器件採用緊湊的 20-SSOP 封裝，具有 8 位非反相緩衝器和三態輸出，非常適合驅動匯流排線或緩衝存儲器地址寄存器。它工作在 4.5V 至 5.5V 的寬電壓範圍內，並提供高驅動能力，典型輸出電流為 64 mA。SN74F245DBR 屬於 TI 先進的雙極 F 系列，具有快速傳播延遲和低功耗。

詳細技術參數

核心特性

• 雙向匯流排收發器，帶 8 位非反相緩衝器
• 三態輸出，適用於匯流排應用
• 高驅動能力：IOL 高達 64 mA
• 快速傳播延遲：典型值 4.5 ns
• 寬工作電壓範圍：4.5V 至 5.5V
• 低功耗：最大 ICC 為 50 mA
• 輸入遲滯，改善噪聲容限
• 與 TTL 邏輯電平兼容
• ESD 保護超過 2000V（MIL-STD-883）

典型應用場景

SN74F245DBR 適用於需要匯流排間雙向數據傳輸的多種應用。具體示例包括：

• 5G 基站控制板，用於處理器與存儲器之間的數據路由
• 汽車儀表盤顯示系統，用於微控制器與顯示驅動器之間的通信
• 工業 PLC I/O 模塊，用於信號緩衝
• 電信設備，用於背板數據傳輸
• 數據存儲系統，用於匯流排隔離

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN74F245DBR 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
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品質保證與合規

Jasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。

• 100% 原廠正貨：承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。
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• 原廠封裝保護：嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。

以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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