AT27C040-70JU The Atmel AT27C040-70JU is a 4Mbit One-Time Programmable (OTP) EPROM. It offers a fast 70ns access time and operates from a single 5V supply.
Mfr Part #:

AT27C040-70JU

Available from 2 distributors
Mfr Name: Atmel
Atmel
The Atmel AT27C040-70JU is a 4Mbit One-Time Programmable (OTP) EPROM. It offers a fast 70ns access time and operates from a single 5V supply.
✓ Total Stock: 57 pcs
$ Price Range: $1.28

AT27C040-70JU Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
30 pcs
30 pcs On Request 1 On Request On Request 1444 On Request On Request
Non-Authorised Inventory information
27 pcs
27 pcs On Request 1 On Request On Request On Request On Request On Request

AT27C040-70JU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Access Time
ESD Protection
Halogen Free
Memory Size
Mounting Style

AT27C040-70JU Description

Short technical summary and product information.

The Atmel AT27C040-70JU is a high-performance, low-power 4,194,304-bit OTP EPROM organized as 512K words by 8 bits. It features a fast read access time of 70ns, suitable for high-performance microprocessor systems without the need for wait states.

 

This EPROM operates from a single 5V ±10% power supply. It utilizes Atmel's scaled CMOS technology for low active power consumption, typically 8mA at 5MHz, and very low standby power, less than 10μA. The device includes standard JEDEC-approved packages, including the 32-lead PLCC.

 

Designed for reliability and efficient production use, the AT27C040-70JU incorporates a rapid programming algorithm that reduces programming time to typically 100μs per byte. It also features CMOS- and TTL-compatible inputs and outputs, and an industrial temperature range of -40°C to +85°C. The device offers 2000V ESD protection and 200mA latchup immunity.

AT27C040-70JU Quick Information

Product Type: OTP EPROM
Series: AT27C040
Canonical Name: Atmel AT27C040-70JU 4Mbit OTP EPROM
Subcategory: OTP EPROM

AT27C040-70JU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AT27C040-70JU Estimated Pricing

Qty Low High
1+ $1.28 $1.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

AT27C040-70JU Features

  • Fast 70ns read access time.
  • Low-power CMOS operation.
  • Single 5V ±10% supply voltage.
  • Industrial temperature range (-40°C to +85°C).
  • 32-lead PLCC package.

AT27C040-70JU Applications

  • Suitable for high-speed microprocessor systems.
  • Ideal for embedded systems requiring non-volatile memory.
  • Used in industrial control applications.
  • Applications requiring reliable data storage.

AT27C040-70JU FAQs

5 frequently asked questions generated from this part’s specifications.
What is the access time for the AT27C040-70JU?

The access time for the AT27C040-70JU is 70 ns.

What is the operating voltage range for this EPROM?

The AT27C040-70JU operates from a supply voltage of 4.5 V to 5.5 V, with a nominal voltage of 5 V.

What is the operating temperature range for the AT27C040-70JU?

This EPROM operates in an industrial temperature range from -40 C to +85 C.

What package type is the AT27C040-70JU available in?

The AT27C040-70JU is available in a 32-lead PLCC package.

What is the memory organization of the AT27C040-70JU?

The memory organization is 512K x 8 bits.

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