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SN74AHC244PWR
+Lista de MateriaisIC BUF NON-INVERT 5.5V 20TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #SN74AHC244PWR
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Pacote TSSOP-20
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Em Estoque6112
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74AHC |
| Part Status | Active |
| Logic Type | Buffer, Non-Inverting |
| Number of Elements | 2 |
| Number of Bits per Element | 4 |
| Output Type | 3-State |
| Current - Output High Low | 8mA, 8mA |
| Voltage - Supply | 2V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the SN74AHC244PWR include:
- Wide operating voltage range of 2V to 5.5V, compatible with both TTL and CMOS logic levels.
- High noise immunity and low static power dissipation.
- Fast propagation delay, enhancing performance in high-speed applications.
- 3-state outputs, which are essential for bus interface applications, allowing multiple devices to share a common output line without interference.
- Compact TSSOP (Thin Shrink Small Outline Package) that saves space on the PCB.
This buffer/driver is ideal for applications in computing, telecom, and consumer electronics where efficient data buffering and driving are needed.
Equivalent
1. 74HC244: General-purpose octal buffer with 3-state outputs.
2. 74AHCT244: Advanced high-speed version with TTL-compatible inputs.
3. CD74ACT244: High-speed CMOS counterpart with TTL input compatibility.
4. SN74LVC244A: Low-voltage version with 3-state outputs.
Ensure compatibility by comparing operating voltages, logic levels, and package types.
Features
1. High-Speed Performance: Supports data rates of up to 125 MHz, ensuring fast signal processing.
2. 3-State Outputs: Allows for connection to multiple bus lines without interference.
3. Supply Voltage: Operates over a voltage range of 2 V to 5.5 V, making it versatile for various applications.
4. Low Power Consumption: Exhibits low power dissipation due to CMOS technology.
5. Current Drive Capability: Provides ±8 mA output drive at 5 V, suitable for driving multiple inputs.
6. Operating Temperature Range: Functions effectively from –40°C to 85°C, suitable for industrial environments.
7. Input and Output Protection: Features high-impedance inputs and outputs to prevent damage and ensure reliability.
8. Package Type: Available in TSSOP (Thin Shrink Small Outline Package), minimizing board space.
9. Pin Configuration: Consists of 20 pins, providing flexibility in circuit design.
These features make the SN74AHC244PWR suitable for buffering and driving applications in digital systems.
Pinout
Manufacturer
Application
1. Data Communication: Enhances signal integrity in communication systems by driving data across longer cables or multiple devices.
2. Memory Addressing: Facilitates address line buffering in memory systems, improving access times and reliability.
3. Microcontroller/Processor Interfacing: Assists in interfacing microcontrollers with peripherals by managing multiple data lines.
4. Signal Isolation: Provides signal buffering and isolation between different parts of a digital system to prevent interference.
5. LED/LCD Display Driving: Drives displays efficiently by handling multiple input/output lines.
These applications leverage its low power consumption and fast switching capabilities.