MX29F400CBTI-70G

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MX29F400CBTI-70G

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IC FLASH 4MBIT PARALLEL 48TSOP

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  • メーカー品番 #MX29F400CBTI-70G

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仕様

属性
Series MX29F
Part Status Active
Base Product Number MX29F400
DigiKey Programmable Not Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR
Memory Size 4Mbit
Memory Organization 512K x 8
Memory Interface Parallel
Write Cycle Time - Word, Page 70ns
Voltage - Supply 4.5V ~ 5.5V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 48-TFSOP (0.724", 18.40mm Width)
Supplier Device Package 48-TSOP
Packaging Tray
Access Time 70 ns

概要

Description

MX29F400CBTI-70G is Macronix’s 4‑Mbit NOR flash memory. It stores code/data with NOR architecture and provides random access, suitable for execute-in-place or boot ROM use. Organization: 512 Kbytes (512K × 8). Speed: 70 ns read access time, operating from a single 3.0–3.6 V supply. Features include standard NOR flash operations (read, byte/word program, sector/block erase) and a deep power‑down mode. It’s intended for embedded systems requiring reliable firmware storage and quick random reads. The CBTI variant refers to a common NOR‑flash package option; for exact pinout, packaging, endurance, and timing details, consult the MX29F400CBTI‑70G datasheet.

Equivalent

Common cross-reference equivalents (4-Mbit, 5V, parallel NOR, 8-pin):
- Winbond W29C040
- Spansion S29C040
- SST SST39SF040
- Fujitsu MBM29F040
Note: verify package, voltage, and speed grade; pinout can differ between vendors.

Features

MX29F400CBTI-70G features:
- 4 Mbit NOR flash memory (512 Kbytes total), 8-bit data bus
- 70 ns random access time
- 5V single-supply operation (typical 4.5–5.5V)
- Page programming (up to 256 bytes) and sector/block erase
- Sector sizes (4K/8K/64K typical) with erase/program modes
- Read modes: standard and fast/continuous reading
- Endurance: ~100,000 program/erase cycles; data retention >10 years
- Wide operating temperature: -40°C to +85°C
- Packaging: CBTI 8-pin package (and other package options)
Common use: firmware/BIOS storage and other non-volatile code/data storage in embedded systems.

Pinout

- Pin count: 32 pins (32-pin package).
- Function: MX29F400CBTI-70G is a 4 Mbit parallel NOR flash memory device (x8 data width) used for non-volatile storage, offering asynchronous random read, programming, and block/sector erase with typical protections.

Manufacturer

- Manufacturer: Macronix International Co., Ltd. (MXIC).
- About the company: A Taiwan-based semiconductor company that designs and manufactures non-volatile memory products (NOR flash, ROM) and other integrated circuits for electronics, automotive, and industrial markets worldwide.

Application

MX29F400CBTI-70G is a 4-Mbit NOR flash (70 ns, industrial-grade). Common applications:
- Boot code storage and execute-in-place for microcontrollers/SoCs
- Firmware storage and field upgrades in embedded systems
- Automotive and industrial control electronics needing reliable non-volatile memory
- Consumer electronics (set-top boxes, printers, digital cameras, routers)
- Networking/telecom equipment for firmware and configuration data
- Look-up tables, calibration data, and small logs in embedded devices
This makes it suitable for any application requiring fast NOR flash with reliable non-volatile code/data storage.

Package

8-pin SOIC (small-outline) package.

Frequently Asked Questions


Q: What is the memory size and organization of the MX29F400CBTI-70G?
A: It has a 4Mbit memory size, organized as 512K x 8 bits, suitable for code or data storage in embedded systems.


Q: What is the operating voltage range for this FLASH memory?
A: It operates with a supply voltage of 4.5V to 5.5V, making it compatible with standard 5V logic systems.


Q: Is this component suitable for use in harsh temperature environments?
A: Yes, it supports an industrial temperature range from -40°C to 85°C, ensuring reliable performance in extreme conditions.


Q: What is the typical access time and speed of the MX29F400CBTI-70G?
A: It features a 70 ns access time and a 70 ns write cycle time per word or page, enabling fast read and program operations.


Q: What package type does this device come in?
A: It is supplied in a 48-TFSOP (0.724", 18.40mm Width) surface mount package, with the supplier device package being 48-TSOP.


Q: Can this FLASH memory be used for parallel interface designs?
A: Yes, it utilizes a parallel memory interface, making it ideal for traditional microprocessor or microcontroller-based systems.


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