Details

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BUY SN74HC595DR https://www.utsource.net/itm/p/1126489.html
1A, 5V,±4% Tolerance, Voltage Regulator, Ta = 0°C to +125°C; Package: 3 LEAD D2PAK; No of Pins: 3; Container: Rail; Qty per Container: 50

Parameter	Symbol	Min	Typ	Max	Unit	Notes
Supply Voltage	VCC	2.0		6.0	V
Output Current per Output Pin	IO		卤35		mA
Maximum Package Power Dissipation	PD			150	mW
Operating Temperature Range	Topr	-40		85	掳C
Storage Temperature Range	Tstg	-65		150	掳C
Input Voltage (High Level)	VIH	2.0		VCC	V
Input Voltage (Low Level)	VIL	0		0.8	V
Output Voltage (High Level)	VOH	2.4		VCC	V
Output Voltage (Low Level)	VOL	0		0.4	V
Propagation Delay Time	tpd		7		ns	@VCC=4.5V, TA=25掳C
High-level Output Current	IOL		6		mA	@VO=1.5V
Low-level Output Current	IOH		-4		mA	@VO=2.4V

Instructions for SN74HC595DR

1. Power Supply:

   • Ensure the supply voltage (VCC) is within the range of 2.0V to 6.0V.

2. Pin Configuration:

   • Connect the shift register's pins according to the datasheet diagram. Pay special attention to the serial data input (DS), shift register clock (SH_CP), storage register clock (ST_CP), and output enable (OE).

3. Data Input:

   • Data is shifted into the register on the rising edge of SH_CP. Ensure that the data line (DS) is stable before the rising edge occurs.

4. Storage Register Update:

   • The data from the shift register is transferred to the storage register on the rising edge of ST_CP.

5. Output Control:

   • Outputs are enabled when OE is LOW. Setting OE HIGH disables all outputs.

6. Operating Temperature:

   • Operate the device within the temperature range of -40掳C to 85掳C for reliable performance.

7. Handling Precautions:

   • Avoid exceeding the maximum ratings as it can damage the device.
   • Use appropriate decoupling capacitors near the power supply pins to ensure stability.

8. Propagation Delay:

   • Account for the propagation delay time (tpd) in your timing calculations, especially in high-speed applications.

9. Storage Conditions:

   • Store the device in a controlled environment within the temperature range of -65掳C to 150掳C when not in use.

(For reference only)