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74HC154PW
+BOMNOW NEXPERIA 74HC154PW - DECODER
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Nhà sản xuấtNexperia Hoa Kỳ Inc.
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Ông. Phần #74HC154PW
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Bảng dữ liệu 74HC154PW DataSheet
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Gói 24-TSSOP
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Có sẵn5988
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Bulk |
| Series | 74HC |
| ProductStatus | Active |
| Type | Decoder/Demultiplexer |
| Circuit | 1 x 4:16 |
| IndependentCircuits | 1 |
| Current-OutputHighLow | 5.2mA, 5.2mA |
| VoltageSupplySource | Single Supply |
| Voltage-Supply | 2V ~ 6V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 24-TSSOP (0.173, 4.40mm Width) |
Tổng quan
Description
The 74HC154PW is commonly used in memory address decoding, data routing, and logic circuit design. Constructed using CMOS technology, it operates at a wide range of power supply voltages, typically ranging from 2V to 6V, and provides low power consumption with high noise immunity. The device comes in a TSSOP (Thin Shrink Small Outline Package), which is suitable for compact circuit designs. Its fast switching times make it ideal for high-speed applications, and it is pin-compatible with the 74LS154, allowing easy integration into existing systems.
Equivalent
1. SN74HC154N - Texas Instruments
2. CD74HC154E - Texas Instruments
3. MC74HC154N - ON Semiconductor
4. MM74HC154N - Fairchild Semiconductor (now part of ON Semiconductor)
5. TC74HC154AP - Toshiba
These chips perform similar functions with compatible pin configurations and voltage ranges, and can be used interchangeably in most applications. Always check the datasheets for specific characteristics and compatibility.
Features
1. High-Speed Operation: Provides fast decoding and demultiplexing capabilities.
2. Input Levels: Compatible with standard TTL input levels.
3. Low Power Consumption: CMOS technology ensures low power dissipation.
4. Large Output Capability: Can drive up to 10 LSTTL loads.
5. Wide Supply Voltage Range: Operates from 2V to 6V, making it versatile for various applications.
6. Demultiplexing Capability: Can be used to connect a single data line to multiple outputs.
7. Enable Inputs: Two input lines to control the enabling of the decoder.
8. Standard Package: Available in TSSOP and other standard packaging options for easy integration.
It is widely used in applications where binary-coded inputs need to be converted into a one-of-n output, such as in memory address decoding.
Pinout
- Pin Count: 24 pins.
- Power Supply:
- VCC: Power supply pin.
- GND: Ground pin.
- Inputs:
- A0, A1, A2, A3: These are the address input pins for the 4-to-16 line decoder.
- E1, E2: Enable input pins. Both must be low for the decoder to function.
- Outputs:
- Y0 to Y15: These are the 16 output pins. Only one output will be low at a time, depending on the binary value at the address inputs when enabled.
- Function:
- The 74HC154PW decodes a 4-bit input (A0-A3) into one of 16 outputs (Y0-Y15). The selected output goes low while the others remain high, functioning as a demultiplexer. The enable inputs (E1 and E2) must both be active (low) for the decoder to operate.