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74HC595D,118
+Lista de MateriaisIC SHIFT REGISTER 8BIT 16SOIC
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FabricanteNXP USA Inc.
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Peça do Fabricante #74HC595D,118
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Ficha Técnica 74HC595D,118 DataSheet
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Pacote SOIC-16
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Especificações
| Atributo | Valor |
| Package | Bulk |
| Series | 74HC |
| ProductStatus | Active |
| LogicType | Shift Register |
| OutputType | Tri-State |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| Function | Serial to Parallel, Serial |
| Voltage-Supply | 2V ~ 6V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 16-SOIC (0.154, 3.90mm Width) |
Visão Geral
Description
One of the main advantages of the 74HC595 is its ability to daisy-chain multiple registers to increase the number of outputs using only three microcontroller pins, thus saving valuable I/O resources. It operates on a wide voltage range (2V to 6V), has a high noise immunity, and can drive up to 15 LSTTL loads. The chip is ideal for driving LEDs, displays, or for any application requiring multiple outputs controlled by a microcontroller. Its compact size and efficiency make it a staple in hobbyist and professional electronics for output expansion tasks.
Equivalent
1. SN74HC595Nby Texas Instruments
2. CD74HC595M by Texas Instruments
3. MC74HC595AD by ON Semiconductor
4. TC74HC595 by Toshiba
5. HEF595B by NXP
These are all functionally similar and can typically be used interchangeably, but always check the datasheet for minor differences in electrical characteristics or packaging.
Features
1. Serial-to-Parallel Conversion: Converts serial input data to parallel output.
2. 8-bit Shift Register: Stores and shifts data with each clock pulse.
3. Storage Register: Latches data from the shift register, allowing stable output.
4. 3-State Outputs: Allows multiple devices to be connected to a common bus.
5. Data Retention: Data remains until the next update.
6. High-Speed Operation: Fast data handling due to CMOS technology.
7. Wide Supply Voltage Range: Typically operates from 2V to 6V.
8. Low Power Consumption: CMOS technology ensures efficient power usage.
9. Pin Configuration: Standard 16-pin package, easy to use in designs.
10. Compatibility: Compatible with TTL and other CMOS devices.
These features make the 74HC595D,118 suitable for applications requiring efficient data management, such as LED displays, data acquisition systems, and microcontroller interfacing.
Pinout
1. VCC (Pin 16): Power supply.
2. GND (Pin 8): Ground.
3. SER (Pin 14): Serial data input.
4. SRCLK (Pin 11): Shift register clock input.
5. RCLK (Pin 12): Storage register clock input.
6. OE (Pin 13): Output enable (active low).
7. MR (Pin 10): Master reset (active low).
8. QA to QH (Pins 15, 1-7): Parallel data outputs.
The shift register operates by shifting data in on the rising edge of the SRCLK input and transferring the data to the output on the rising edge of the RCLK input. The latches retain the output state until the next RCLK pulse. The OE pin enables or disables the outputs without affecting the shift register contents. This IC is widely used in applications requiring controlled parallel outputs from a serial data line, such as LED displays or keypads.
Manufacturer
Application
1. LED Displays: Driving LED matrices and segment displays by expanding the number of controllable outputs.
2. Data Communication: Serial-to-parallel data conversion in digital communication systems.
3. Industrial Automation: Controlling multiple relay outputs or indicators.
4. Consumer Electronics: Used in devices needing expanded GPIO like vending machines or home appliances.
5. Prototyping and Development: In educational and DIY projects to teach basic electronics and digital systems.
These applications leverage the chip's ability to efficiently manage multiple outputs via serial input control.