Details

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BUY CY62137FV30LL-45ZSXI https://www.utsource.net/itm/p/12606213.html

Parameter	Description	Value
Part Number	Full Part Number	CY62137FV30LL-45ZSXI
Type	Device Type	SRAM (Static RAM)
Density	Memory Density	1 Mbit (128K x 8)
Voltage - Supply (Vcc/Vdd)	Operating Supply Voltage	3.3V
Interface	Data Interface	Parallel
Speed (tAA)	Access Time	45 ns
Package	Package Type	32-TSSOP (Thin Small Outline Package)
Temperature Range	Operating Temperature Range	-40掳C to +85掳C
Data Retention	Data Retention Time	20 years at 25掳C
Standby Current	Standby Current (Typical)	20 渭A
Active Current	Active Current (Typical)	20 mA
Write Cycle Time	Write Cycle Time	45 ns
Cycle Time	Minimum Cycle Time	45 ns
Power-down Mode	Power-down Mode Available	Yes
Pin Count	Number of Pins	32
RoHS Compliance	RoHS Compliant	Yes

Instructions for Use:

1. Power Supply:

   • Ensure that the supply voltage is within the specified range of 3.3V.
   • Use decoupling capacitors close to the power pins to reduce noise and ensure stable operation.

2. Address and Data Lines:

   • Connect the address lines (A0-A16) to the appropriate address signals.
   • Connect the data lines (DQ0-DQ7) to the data bus.

3. Control Signals:

   • /CE (Chip Enable): Low to enable the device.
   • /OE (Output Enable): Low to enable data output.
   • /WE (Write Enable): Low to write data to the selected address.
   • /UB (Upper Byte Enable): Low to enable the upper byte.
   • /LB (Lower Byte Enable): Low to enable the lower byte.

4. Timing:

   • Ensure that all timing parameters, such as access time and cycle time, are met to avoid data corruption.
   • Refer to the datasheet for detailed timing diagrams and specifications.

5. Power-down Mode:

   • To enter power-down mode, set /CE high and /OE high. This reduces the power consumption to the standby current level.

6. Storage and Handling:

   • Store the device in a dry, static-free environment.
   • Handle with care to avoid damage to the pins and package.

7. Testing:

   • Perform initial testing to verify the functionality of the device using a known good test pattern.
   • Use a logic analyzer or oscilloscope to monitor the signals and ensure proper operation.

8. Documentation:

   • Refer to the datasheet and application notes for more detailed information and specific use cases.

(For reference only)