AM29F040B-55JF

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2 Flash memory, 55ns, 512Kx8

  • Manufacturer Part # : AM29F040B-55JF

  • Package/Case: PLCC-32

  • Brand: AMD

  • Product Categories : Memory

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AM29F040B-55JF DataSheet

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AM29F040B-55JF Details

The AM29F040B-55JF is a 4 Megabit (512 K x 8-bit) CMOS 5.0 Volt-only, uniform sector Flash memory. It features a fast read access time of 55 ns, making it suitable for high-speed data storage and retrieval applications. This Flash memory device is designed for easy integration into various electronic systems.

Pinout

  • 1 (A14): Address Input
  • 2 (A12): Address Input
  • 3 (A7): Address Input
  • 4 (A6): Address Input
  • 5 (A5): Address Input
  • 6 (A4): Address Input
  • 7 (A3): Address Input
  • 8 (A2): Address Input
  • 9 (A1): Address Input
  • 10 (A0): Address Input
  • 11 (WE#): Write Enable
  • 12 (OE#): Output Enable
  • 13 (VPP): Programming Voltage
  • 14 (VCC): Power Supply
  • 15 (NC): No Connection
  • 16 (CE#): Chip Enable

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

  • Fast Read Access Time: Provides quick data access with a read access time of 55 ns.
  • 5.0 Volt Operation: Operates at a voltage range of 5.0V, ensuring compatibility with standard electronic systems.
  • Uniform Sector Architecture: Organized in uniform sectors for easy data storage and management.
  • Low Power Consumption: Designed for efficient power usage in various applications.
  • High Reliability: Offers high reliability and security for stored data.

Application

  • Embedded Systems: Suitable for use in embedded systems requiring non-volatile memory storage.
  • Consumer Electronics: Used in consumer electronic devices for program and data storage.
  • Industrial Control: Ideal for industrial control systems that need reliable and fast-access data storage.

Where to Use

The AM29F040B-55JF is ideal for applications that require reliable non-volatile memory storage with fast access times. It is commonly used in embedded systems, consumer electronics, and industrial control applications for secure data storage and retrieval.

How to Use

Integrate the AM29F040B-55JF into your system by connecting the address inputs, write enable, output enable, programming voltage, power supply, and chip enable pins as per the datasheet specifications. Ensure proper timing and voltage levels for read and write operations. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the AM29F040B-55JF illustrates how to connect the Flash memory device to your electronic system for data storage and retrieval. It includes connections for address inputs, control signals, and power supply, ensuring seamless integration and operation.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

  • AT29C040A: A comparable 4 Megabit Flash memory device from Atmel with similar features and functionality.
  • MX29F400: An alternative Flash memory option offering comparable storage capacity and read access times.

Complementary

The AM29F040B-55JF can be complemented by the AM29F016B-90EI, which provides higher storage capacity while maintaining compatibility with similar operating voltages and access times. This combination is suitable for expanding memory capabilities in data-intensive applications.

When selecting complementary Flash memory devices, ensure compatibility with existing system requirements for seamless integration and performance.

Frequently Asked Questions

Q: What is the maximum read access time of the AM29F040B-55JF?

A: The AM29F040B-55JF offers a fast read access time of 55 ns, providing quick data retrieval for various applications.

Q: Is the AM29F040B-55JF compatible with 3.3V systems?

A: The AM29F040B-55JF operates at a voltage range of 5.0V, so proper level shifting or voltage regulation may be required for compatibility with 3.3V systems.

AM29F040B-55JF

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category ! NOR Flash RoHS Details
Mounting Style SMD/SMT Package / Case PLCC-32
Series AM29F040B Memory Size ! 4 Mbit
Supply Voltage - Min 4.75 V Supply Voltage - Max 5.25 V
Active Read Current - Max 30 mA Interface Type Parallel
Organization 512 k x 8 Data Bus Width 8 bit
Timing Type Asynchronous Minimum Operating Temperature - 40 C
Maximum Operating Temperature ! + 85 C Architecture Sector
Brand Infineon Technologies Memory Type ! NOR
Moisture Sensitive Yes Product Type ! NOR Flash
Speed 55 ns Factory Pack Quantity 30
Subcategory Memory & Data Storage

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification AM29F040B-55JF PDF Download

FAQs

What is AM29F040B-55JF?

The AM29F040B-55JF is a 4-megabit (512K x 8-bit) CMOS flash memory device manufactured by AMD (now part of Spansion). It is designed for applications requiring non-volatile memory storage, such as embedded systems, automotive electronics, and consumer devices.

How Does AM29F040B-55JF Work?

The AM29F040B-55JF operates as a flash memory device that stores data even when the power is turned off. It utilizes CMOS technology to provide high-speed read and write operations. The memory can be programmed and erased in-system, making it ideal for storing firmware, configuration data, and other critical information.

How Many Pins does AM29F040B-55JF have and What are the Functions of the Pinout Configuration?

The AM29F040B-55JF comes in a 32-pin PLCC (Plastic Leaded Chip Carrier) package. The pinout configuration includes:

  • A0-A18: Address input pins for selecting memory locations.
  • DQ0-DQ7: Data input/output pins for reading and writing data.
  • CE#: Chip enable input for activating the device.
  • OE#: Output enable input for accessing data output.
  • WE#: Write enable input for programming data into the memory.
  • VPP: Programming voltage input for programming or erasing the memory.
  • VCC, VSS: Power supply and ground pins, respectively.

What are the Pros and Cons of AM29F040B-55JF?

Pros:

  • High Capacity: Offers 4 megabits of non-volatile memory storage.
  • Fast Access Time: Provides quick read and write operations for efficient data handling.
  • In-System Programming: Supports programming and erasing of memory contents while installed in the system.
  • Reliable Data Retention: Maintains stored data even without power, ensuring data integrity.
  • Industry Standard Package: The 32-pin PLCC package is widely used and compatible with many systems.

Cons:

  • Obsolete: Being a legacy product, availability and support may be limited.
  • Programming Voltage Requirement: Requires an external programming voltage (VPP) for programming and erasing.
  • Not Ideal for High-Speed Applications: May not have the speed performance required for some high-speed data processing applications.

Are There Any Equivalents/Alternatives to AM29F040B-55JF for Recommendation?

  • The AT49F040 from Atmel is a comparable 4-megabit flash memory device.
  • Alternatives to the AM29F040B-55JF include the M29F040 from STMicroelectronics and the W27C040 from Winbond.

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