Details

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BUY 74LVC245ATTR https://www.utsource.net/itm/p/12612504.html

Parameter	Symbol	Min	Typ	Max	Unit	Description
Supply Voltage	VCC	1.65	-	5.5	V	Operating supply voltage range
Input Low Voltage	VIL	0	-	0.8	V	Maximum input low voltage
Input High Voltage	VIH	2.0	-	VCC	V	Minimum input high voltage
Output Low Voltage	VOL	0	-	0.1	V	Maximum output low voltage (IOL = 32 mA)
Output High Voltage	VOH	2.4	-	VCC - 0.1	V	Minimum output high voltage (IOH = -32 mA)
Propagation Delay Time	tpd	-	4.5	9	ns	Typical propagation delay time
Power Dissipation	PD	-	-	300	mW	Maximum power dissipation per device
Operating Temperature	TA	-40	-	85	°C	Operating temperature range
Storage Temperature	TSTG	-65	-	150	°C	Storage temperature range

Instructions for Using 74LVC245ATTR

1. Power Supply:

   • Ensure the supply voltage (V_CC) is within the specified range of 1.65V to 5.5V.
   • Connect the ground (GND) pin to the circuit ground.

2. Direction Control:

   • The direction of data transfer is controlled by the DIR pin:
     • DIR = 0: Data is transmitted from A to B.
     • DIR = 1: Data is transmitted from B to A.

3. Output Enable:

   • The OE (Output Enable) pin controls whether the outputs are active or in high-impedance state:
     • OE = 0: Outputs are active.
     • OE = 1: Outputs are in high-impedance state.

4. Input/Output Pins:

   • The A1-A8 and B1-B8 pins are used for data input and output. Ensure these pins are connected to the appropriate data lines in your circuit.

5. Signal Integrity:

   • To maintain signal integrity, use proper decoupling capacitors (typically 0.1 μF) close to the V_CC and GND pins.
   • Use pull-up or pull-down resistors on the DIR and OE pins if they are not actively driven by a control signal.

6. Temperature Considerations:

   • Operate the device within the specified temperature range of -40°C to 85°C to ensure reliable performance.
   • Store the device in an environment with temperatures between -65°C and 150°C.

7. Handling:

   • Handle the device with care to avoid static damage. Use ESD (Electrostatic Discharge) protection measures when handling the component.

8. Testing:

   • Before integrating the 74LVC245ATTR into your final design, test it in a simple breadboard or evaluation board to verify its functionality.

By following these instructions, you can ensure optimal performance and reliability of the 74LVC245ATTR in your application.

(For reference only)