SN74LVC4245APW
Bus Transceivers Octal Bus Trncvr & 3.3-5V W/3-St OtptSN74LVC4245APW
Bus Transceivers Octal Bus Trncvr & 3.3-5V W/3-St Otpt
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製造商零件號 # : SN74LVC4245APW
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包裝/封裝: TSSOP (PW)-24
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零件狀態 : ACTIVE
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製造商: Texas Instruments
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產品分類 : Translators, Level Shifters
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SN74LVC4245APW 數據表
價格 (USD)
數量 | 單價 | 總價 |
---|---|---|
1 | $0.536 | $0.54 |
10 | $0.439 | $4.39 |
60 | $0.391 | $23.46 |
120 | $0.342 | $41.04 |
480 | $0.314 | $150.72 |
1200 | $0.298 | $357.60 |
這些價格會受到市場波動的影響,需要提交報價才能取得最新價格。
詳細說明
Designed for efficiency and flexibility, the SN74LVC4245A features a built-in output-enable input that can be used to disable the device and isolate the buses as needed. The control circuitry, powered by VCCA, ensures smooth operation and reliable performance. Additionally, the device terminal layout allows for easy integration into existing systems without requiring any board re-layout
主要特徵
- Bidirectional voltage translator
- 5.5 V on A port and 2.7 V to 3.6 V on B port
- Control inputs VIH/VIL levels are referenced to VCCA voltage
- Latch-up performance exceeds 250 mA per JESD 17
- ESD protection exceeds JESD 22
- 2000-V Human-Body Model
- 1000-V Charged-Device Model
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Technology family | LVC | Bits (#) | 8 |
High input voltage (min) (V) | 2 | High input voltage (max) (V) | 5.5 |
Vout (min) (V) | 2.7 | Vout (max) (V) | 5.5 |
Data rate (max) (MBps) | 200 | IOH (max) (mA) | -24 |
IOL (max) (mA) | 24 | Supply current (max) (µA) | 130 |
Features | Output enable | Input type | Standard CMOS |
Output type | 3-State, Balanced CMOS, Push-Pull | Rating | Catalog |
Operating temperature range (°C) | -40 to 85 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is SN74LVC4245APW?
The SN74LVC4245APW is an octal bus transceiver with 3-state outputs designed by Texas Instruments. It is used for bidirectional data transfer between buses of various voltage levels in applications such as communication systems, industrial controls, and networking equipment.
How Does SN74LVC4245APW Work?
The SN74LVC4245APW functions as a bidirectional data transceiver, allowing data to be transferred between buses in both directions. It features 3-state outputs, which can be enabled or disabled, providing flexibility in the system design. The transceiver ensures data integrity and signal translation between different voltage levels.
How Many Pins does SN74LVC4245APW have and What are the Functions of the Pinout Configuration?
The SN74LVC4245APW is housed in a 24-pin TSSOP (Thin Shrink Small Outline Package) package. The pinout configuration includes:
- DIR: Direction control input pin.
- OE: Output enable input pin.
- A1-A8: Data input/output pins for bus A.
- B1-B8: Data input/output pins for bus B.
- GND: Ground pin.
- VCCA, VCCB: Power supply pins for buses A and B, respectively.
What are the Pros and Cons of SN74LVC4245APW?
Pros:
- Bidirectional Data Transfer: Enables data exchange between buses in both directions.
- 3-State Outputs: Allows for high impedance output state, enhancing system flexibility.
- Wide Operating Voltage Range: Supports various voltage levels for versatile applications.
- High Speed Operation: Capable of fast data transfer rates for efficient communication.
- Protection Features: Includes overvoltage tolerant inputs for robust performance.
Cons:
- Complexity: Requires proper understanding of data direction control and output enable signals for correct operation.
- Propagation Delay: May introduce a slight delay in data transmission due to internal circuitry.
- Power Consumption: Consumes power even in standby mode when not actively transmitting data.
Are There Any Equivalents/Alternatives to SN74LVC4245APW for Recommendation?
- The SN74LVC245A from Texas Instruments is a similar octal bus transceiver with 3-state outputs.
- Alternatives to the SN74LVC4245APW include the MC74ACT245 from ON Semiconductor and the 74LVT245 from Nexperia.
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