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74HC4511D
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Nhà sản xuấtNexperia
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Ông. Phần #74HC4511D
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Brand | Nexperia |
| Product Type | Encoders, Decoders, Multiplexers & Demultiplexers |
| Subcategory | Logic ICs |
| Logic Family | HC |
Tổng quan
Description
Key characteristics include low power consumption, high-speed operation, and compatibility with standard TTL logic levels. The 74HC4511D also includes a latch feature, allowing the output to hold its value even when the input changes, making it useful for applications requiring stable display outputs.
The IC has a typical supply voltage range of 2V to 6V and is packaged in a 16-pin Dual In-line Package (DIP) or surface mount options. It is commonly used in digital clocks, counters, and other devices requiring numerical display.
Equivalent
1. 74HC4510
2. 74HC4512
3. 74LS4511
4. CD4511
5. MC14511
Always check specific datasheets for exact pin configuration and electrical characteristics to ensure compatibility with your application.
Features
1. BCD Input: Accepts binary-coded decimal (BCD) inputs (0-9).
2. 7-Segment Output: Drives a 7-segment display directly with segment outputs labeled a to g.
3. Latching Functionality: The outputs can be latched to retain the displayed number when inputs change.
4. Active-Low Outputs: Outputs are active-low, meaning they drive the segments low to illuminate them.
5. Common Anode Compatibility: Designed for common anode displays.
6. Enable/Disable Control: An active low enable pin allows for control over the operation of the outputs.
7. Power Supply Range: Operates typically from 2V to 6V.
8. High Speed: Offers fast switching times, suitable for high-speed applications.
9. Low Power Consumption: Utilizes CMOS technology for efficient power usage.
These features make the 74HC4511D ideal for digital display applications, including calculators, clocks, and counters.
Pinout
### Pin Functions:
1. 1 (A) - Input A
2. 2 (B) - Input B
3. 3 (C) - Input C
4. 4 (D) - Input D
5. 5 (LE) - Latch Enable input
6. 6 (BI) - Blanking Input (active low)
7. 7 (LT) - Lamp Test input (active low)
8. 8 (GND) - Ground
9. 9 (a) - Segment output a
10. 10 (b) - Segment output b
11. 11 (c) - Segment output c
12. 12 (d) - Segment output d
13. 13 (e) - Segment output e
14. 14 (f) - Segment output f
15. 15 (g) - Segment output g
16. 16 (Vcc) - Power supply (positive voltage)
The device translates BCD inputs into corresponding 7-segment display outputs, with additional features for latching, blanking, and testing.
Manufacturer
The 74HC4511D specifically is a BCD to 7-segment latch/decoder/driver, commonly used in digital display applications. It falls under the category of integrated circuits (ICs), which are essential components in modern electronic devices. Texas Instruments is well-regarded for its innovation, quality, and extensive range of semiconductor products, making it a key player in the electronics industry.
Application
1. Digital Clocks: Driving 7-segment displays for time representation.
2. Counters: Displaying the output of binary or BCD counters.
3. Electronic Measurement Devices: Visual representation of numerical values.
4. Scoreboards: Showing scores in games or sports.
5. Industrial Equipment: Providing visual feedback in gauges and controls.
6. Consumer Electronics: Used in appliances for numeric displays.
Its ability to drive multiple display formats makes it versatile in various electronic devices.