Details

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BUY KM68512ALG-5 https://www.utsource.net/itm/p/12608238.html

Parameter	Description	Value	Unit
Part Number	Device Identifier	KM68512ALG-5	-
Type	Memory Type	SRAM (Static Random Access Memory)	-
Capacity	Memory Capacity	64K x 8	bits
Voltage	Operating Voltage Range	4.5 to 5.5	V
Current	Active Current	100	mA
Current	Standby Current	5	渭A
Speed	Access Time	55	ns
Package	Package Type	DIP (Dual In-line Package)	-
Pin Count	Number of Pins	28	-
Temperature	Operating Temperature Range	-40 to +85	掳C
Endurance	Write/Read Cycles	Unlimited	-
Retention	Data Retention	10 years at 25掳C	-

Instructions:

1. Power Supply:

   • Ensure the operating voltage is within the range of 4.5V to 5.5V.
   • Connect the Vcc pin to the positive supply and the GND pin to the ground.

2. Addressing:

   • Use the address lines (A0 to A15) to select the memory location.
   • The address lines should be driven with the appropriate logic levels (0 or 1).

3. Data Input/Output:

   • Data lines (D0 to D7) are bidirectional and should be connected to the data bus.
   • During a write operation, data is written to the selected memory location.
   • During a read operation, data from the selected memory location is placed on the data lines.

4. Control Signals:

   • Chip Select (CS): Low to enable the device.
   • Write Enable (WE): Low to write data to the selected memory location.
   • Output Enable (OE): Low to read data from the selected memory location.

5. Timing:

   • Ensure that the access time (55 ns) is respected to avoid data corruption.
   • Proper timing between CS, WE, and OE signals is crucial for reliable operation.

6. Handling:

   • Handle the device with care to avoid static discharge which can damage the memory.
   • Follow proper ESD (Electrostatic Discharge) precautions during handling and installation.

7. Storage:

   • Store the device in a dry, cool place to maintain its reliability and longevity.
   • Avoid exposure to extreme temperatures and humidity.

(For reference only)