Microchip 25AA040A-I/MS, 4 kB Serial EEPROM, 50 ns 8-Pin MSOP Serial-SPI

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Subtotal (1 pack of 25 units)*

HK$122.30

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25 - 100HK$4.892HK$122.30
125 +HK$4.792HK$119.80

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RS Stock No.:
197-6048
Mfr. Part No.:
25AA040A-I/MS
Manufacturer:
Microchip
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Brand

Microchip

Memory Size

4kB

Product Type

Serial EEPROM

Interface Type

Serial-SPI

Package Type

MSOP

Mount Type

Surface

Pin Count

8

Maximum Clock Frequency

10MHz

Organisation

512 x 8 bit

Minimum Supply Voltage

1.8V

Number of Bits per Word

8

Maximum Supply Voltage

5.5V

Minimum Operating Temperature

-40°C

Maximum Operating Temperature

85°C

Standards/Approvals

No

Length

3mm

Width

4.9 mm

Series

25AA040A

Height

1.1mm

Maximum Random Access Time

50ns

Number of Words

512

Data Retention

200year

Automotive Standard

No

Supply Current

5mA

Microchip 25AA040A-I/MS is a 4 Kbit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM). The memory is accessed via a simple Serial Peripheral Interface (SPI) compatible serial bus. The bus signals required are a clock input (SCK) plus separate data in (SI) and data out (SO) lines. Access to the device is controlled through a Chip Select (CS) input. Communication to the device can be paused via the hold pin (HOLD).

Max. Clock 10 MHz

Low-Power CMOS Technology: Max. Write Current: 5 mA at 5.5V, 10 MHz, Read Current: 5 mA at 5.5V, 10 MHz, Standby Current: 5 μA at 5.5V

Sequential Read

Self-timed Erase and Write Cycles (5 ms max.)

Built-in Write Protection: Power-on/off data protection circuitry, Write enable latch, Write-protect pin

High Reliability: Endurance: 1,000,000 Erase/Write cycles, Data retention: >200 years, ESD protection: >4000V

Temperature Ranges Supported: Industrial (I): -40°C to +85°C, Automotive (E): -40°C to +125°C

Pb-Free and RoHS Compliant

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