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SN74AHC595PWR
+БОМIC 8BIT SHFT REG TRI-ST 16-TSSOP
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ПроизводительТехасские инструменты
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Мфр. Часть #SN74AHC595PWR
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В наличии4086
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | 74AHC |
| ProductStatus | Active |
| LogicType | Shift Register |
| OutputType | Tri-State |
| NumberofElements | 1 |
| NumberofBitsperElement | 8 |
| Function | Serial to Parallel, Serial |
| Voltage-Supply | 2V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 16-TSSOP (0.173, 4.40mm Width) |
Обзор
Description
Primarily, it is used in applications where GPIO expansion is needed, such as LED displays or other peripheral driving tasks. It shifts data on the rising edge of the SRCLK and transfers data to the storage register on the RCLK rising edge. The 3-state outputs (Q0-Q7) enable connection to a common bus line without interference. Additionally, the device is packaged in a TSSOP-16 layout, providing a compact form factor for space-constrained applications. SN74AHC595PWR is known for its low power consumption and high-speed operation, aligning with modern digital design requirements.
Equivalent
1. 74HC595 A direct equivalent with similar functionality.
2. CD74HC595M96: A variant from Texas Instruments with similar features.
3. MC74HC595ADTR2GA shift register from ON Semiconductor.
4. HEF495C: A Philips/NXP variant with similar functionality.
These alternatives generally offer similar pin configurations and electrical characteristics but may vary slightly in specific features or performance. Always check datasheets for compatibility.
Features
1. Supply Voltage Range: Operates from 2 V to 5.5 V.
2. High-Speed Operation: Capable of driving outputs up to 25 MHz at 5 V, making it suitable for high-speed applications.
3. Low Power Consumption: Features low power dissipation with a typical quiescent current of 20 μA.
4. High Output Drive: Provides ±8 mA output drive at 5 V, which is suitable for driving LEDs and other peripherals.
5. Latch Enable: Includes a storage register with latch enable to store data.
6. 3-State Outputs: Features tri-state outputs for flexibility in bus-oriented applications.
7. ESD Protection: Offers electrostatic discharge protection exceeding 2000 V per JESD 22 standard.
8. Compact Package: Available in a TSSOP-16 package, which is compact and space-saving for PCB layouts.
These features make the SN74AHC595PWR an effective choice for expanding I/O ports in microcontroller systems, LED displays, and other digital signal applications.
Pinout
1. Q0-Q7 (Pins 15, 1-7): Parallel output pins.
2. SER (Pin 14): Serial data input.
3. SRCLK (Pin 11): Shift register clock input; data shifts on rising edge.
4. RCLK (Pin 12): Register clock input; data is latched on rising edge.
5. OE (Pin 13): Output enable; active low, controlling the output buffer.
6. SRCLR (Pin 10): Shift register clear input; active low.
7. VCC (Pin 16): Supply voltage.
8. GND (Pin 8): Ground.
The SN74AHC595PWR is used to expand the number of output pins available in microcontroller projects, allowing for control of multiple LEDs, displays, or other devices with fewer microcontroller pins.