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SN74LXCH8T245PWR
+StücklisteIC TRANSLATION TXRX 5.5V 24TSSOP
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HerstellerTexas Instruments
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Herstellerteil #SN74LXCH8T245PWR
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Auf Lager4695
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Spezifikationen
| Attribut | Wert |
| Series | 74LXCH |
| Part Status | Active |
| Logic Type | Translation Transceiver |
| Number of Elements | 1 |
| Number of Bits per Element | 8 |
| Output Type | 3-State |
| Current - Output High, Low | 32mA, 32mA |
| Voltage - Supply | 1.08V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 24-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 24-TSSOP |
| Base Product Number | 74LXCH8T245 |
Übersicht
Description
The device features eight channels that can be configured individually, offering flexibility in various applications. It operates with low propagation delays and minimal power consumption, making it suitable for high-speed data transmission. The SN74LXCH8T245PWR also supports 3-state outputs, allowing for easy bus-oriented designs.
Key specifications include a wide operating temperature range, low input and output capacitance, and high noise immunity. It comes in a compact TSSOP package, making it suitable for space-constrained applications. Overall, this level shifter is a robust choice for modern digital circuit designs requiring reliable voltage translation.
Equivalent
1. TXB0108 - 8-bit bidirectional level translator.
2. 74LVC4245A - 8-bit dual-supply bus transceiver.
3. SN74LVC8T245 - 8-bit dual-supply transceiver with direction control.
4. TXS0108E - 8-bit bidirectional level shifter with automatic direction sensing.
Always check datasheets for specific features and compatibility requirements.
Features
1. Dual-Direction Data Transfer: Supports bidirectional data flow between two buses.
2. High-Speed Operation: Capable of operating at speeds up to 100 MHz, making it suitable for high-performance applications.
3. Wide Supply Voltage Range: Operates with a supply voltage range from 1.65V to 5.5V, providing flexibility in different systems.
4. TTL-Compatible Inputs/Outputs: Compatible with TTL logic levels, ensuring ease of integration with various digital circuits.
5. Low Power Consumption: Designed for low static and dynamic power consumption, enhancing energy efficiency.
6. 3-State Outputs: Outputs can be placed in high-impedance states, allowing multiple devices to connect to the same bus without interference.
7. Bus Hold Feature: Maintains the last valid state on the bus when inputs are floating, preventing erratic behavior.
These features make the SN74LXCH8T245PWR ideal for applications in data communication and interfacing between different logic systems.
Pinout
Pin Functions:
- A1 to A8 (Pins 1-8): These are the input pins for the low voltage side (LV).
- B1 to B8 (Pins 11-18): These are the output pins for the high voltage side (HV).
- DIR (Pin 9): This pin controls the direction of data flow; high for LV to HV and low for HV to LV.
- VCCA (Pin 10): Connects to the low voltage power supply.
- VCCB (Pin 19): Connects to the high voltage power supply.
- GND (Pin 20): Ground reference for the device.
This device facilitates voltage level shifting between two different logic levels, making it suitable for interfacing components operating at different voltages.
Manufacturer
The SN74LXCH8T245PWR is a high-speed, level-shifting transceiver designed to facilitate communication between different voltage domains, making it suitable for applications in microcontroller interfacing, data transmission, and other digital signal processing scenarios. TI is known for its commitment to quality, reliability, and technical support, serving engineers and designers worldwide with a broad portfolio of products and solutions.
Application
1. Interface translation: It facilitates communication between devices operating at different voltage levels, such as 3.3V and 5V systems.
2. Microcontroller connections: It connects microcontrollers to peripherals or sensors that operate at varying voltage levels.
3. Data buses: It supports level shifting for data buses in mixed-voltage systems.
4. Consumer electronics: Commonly used in smartphones, tablets, and laptops for inter-chip communication.
5. Industrial automation: Enhances communication reliability in automation systems across different voltage standards.