Micron Technology

IT:A - 1Gbit NAND Flash Memory | Micron | Embedded Storage

Name: IT:A
Brand: Micron Technology
Price: 2.50 USD
Availability: InStock

MPN: IT:A ✓ Active

In Stock (99,999) Ships in 1-3 business days

3.3 V Vdss 48-pin TSOP Package 1 Gbit (128 MB) Memory

$2.5 USD / Unit

MOQ: 1 |

Volume Pricing

Qty	Unit Price	Extended
1	$2.5	$2.50
10	$2.25	$22.50
100	$2	$200.00
500	$1.8	$900.00
1,000	$1.6	$1,600.00

ℹ️ All prices are in USD

View Datasheet (PDF) View Alternatives

Quantity

Drop-in alternatives for IT:A — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

MT29F1G08ABAEAWP-IT:E

✅ Drop-In

Micron Technology

📦 48-pin TSOP

1 Gbit (128 MB) · 128M x 8 · Parallel · 3.3 V · 25 ns · 2048 bytes + 64 bytes spare · 128 KB · 200 us (typical)

✓ 99,999 In Stock

$1.6 / Unit

View Datasheet →

K9F1G08U0D

✅ Drop-In

📦 48-pin TSOP

Cross-brand, same density and package, minor timing differences

📋 Reference alternative (not in catalog)

S34ML01G100TFI000

✅ Drop-In

📦 48-pin TSOP

Cross-brand, industrial grade, same package and pinout

📋 Reference alternative (not in catalog)

MT29F1G08ABAEAWP-IT:E

✅ Drop-In

Micron Technology

📦 48-pin TSOP

1 Gbit (128 MB) · 128M x 8 · Parallel · 3.3 V · 25 ns · 2048 bytes + 64 bytes spare · 128 KB · 200 us (typical)

✓ 99,999 In Stock

$1.6 / Unit

View Datasheet →

IS43TR16256AL-125KBLI-TR

✅ Drop-In

ISSI, Integrated Silicon Solution Inc

📦 48-pin TSOP

DDR3L SDRAM · 4Gbit (256M x 16) · 16 bit · 800 MHz · 1600 Mbps · 11 · 1.35V ± 0.1V, -0.067V · 1.5V

✓ 99,999 In Stock

$8.25 / Unit

View Datasheet →

IT:A Maximum Ratings & Electrical Characteristics

Memory Size	1 Gbit (128 MB)
Organization	128M x 8 bit
Interface	Parallel NAND
Supply Voltage	3.3 V
Page Size	2048 bytes + 64 bytes spare
Block Size	128 KB
Read Access Time	25 us
Program Time	200 us (typical)
Erase Time	2 ms (typical)
Endurance	100,000 program/erase cycles
Data Retention	10 years
Package	48-pin TSOP
Operating Temperature	0C to +70C
Mounting Type	Surface Mount
RoHS Status	Compliant

IT:A Pin Configuration

Pin 1	NC — No connect
Pin 2	CLE — Command latch enable
Pin 3	ALE — Address latch enable
Pin 4	WE# — Write enable
Pin 5	WP# — Write protect
Pin 6	NC — No connect
Pin 7	NC — No connect
Pin 8	NC — No connect
Pin 9	NC — No connect
Pin 10	NC — No connect
Pin 11	NC — No connect
Pin 12	NC — No connect
Pin 13	NC — No connect
Pin 14	NC — No connect
Pin 15	NC — No connect
Pin 16	NC — No connect
Pin 17	NC — No connect
Pin 18	NC — No connect
Pin 19	NC — No connect
Pin 20	NC — No connect
Pin 21	NC — No connect
Pin 22	NC — No connect
Pin 23	NC — No connect
Pin 24	NC — No connect
Pin 25	NC — No connect
Pin 26	NC — No connect
Pin 27	NC — No connect
Pin 28	NC — No connect
Pin 29	NC — No connect
Pin 30	NC — No connect
Pin 31	NC — No connect
Pin 32	NC — No connect
Pin 33	NC — No connect
Pin 34	NC — No connect
Pin 35	NC — No connect
Pin 36	NC — No connect
Pin 37	NC — No connect
Pin 38	NC — No connect
Pin 39	NC — No connect
Pin 40	NC — No connect
Pin 41	NC — No connect
Pin 42	NC — No connect
Pin 43	NC — No connect
Pin 44	NC — No connect
Pin 45	NC — No connect
Pin 46	NC — No connect
Pin 47	NC — No connect
Pin 48	NC — No connect

Safe Operating Area (SOA) & Thermal Characteristics

No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

IT:A is suitable for 6 applications: Solid State Drives, Embedded Storage, Boot Code Storage, Data Logging, Set-Top Boxes, Portable Consumer Electronics.

🖥️

Solid State Drives

The IT:A provides high-density NAND storage for SSDs, offering 1Gbit capacity with fast read/write speeds. Its 25us read access and 200us program time enable efficient data transfer, while the 100,000 cycle endurance ensures reliable long-term use. In SSD designs, the IT:A is used in the NAND array alongside a controller that manages wear leveling and ECC. The parallel interface simplifies integration with SSD controllers, and the 3.3V supply is compatible with standard SSD power rails. Performance is optimized by using multiple devices in parallel to increase bandwidth.

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Embedded Storage

The IT:A is ideal for embedded storage in industrial control systems, set-top boxes, and portable devices. Its 1Gbit density provides ample space for boot code, firmware, and data logging. The 48-pin TSOP package is compact and surface-mountable, fitting space-constrained designs. The device's 10-year data retention ensures long-term reliability, and the 100,000 cycle endurance supports frequent updates. In embedded systems, the IT:A connects directly to a host processor's NAND controller, with the ready/busy pin providing status feedback. The 3.3V supply simplifies power design, and the standard command set is supported by most embedded operating systems.

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Boot Code Storage

The IT:A is commonly used for boot code storage in embedded systems, providing fast read access (25us) for quick startup. Its 1Gbit capacity can hold multiple boot images or a full operating system. The parallel NAND interface allows direct memory-mapped access in some processors, enabling execute-in-place (XIP) for critical boot code. The device's high endurance (100,000 cycles) ensures reliable boot operations over the product's lifetime. In designs, the IT:A is connected to the processor's NAND controller, with the write-protect pin used to prevent accidental corruption during boot. The 3.3V supply is compatible with most processor I/O voltages.

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Data Logging

The IT:A is well-suited for data logging applications, offering 1Gbit of non-volatile storage for recording sensor data, system events, or user logs. Its 200us program time allows efficient write operations, and the 100,000 cycle endurance supports frequent logging. The device's 10-year data retention ensures data integrity over extended periods. In data loggers, the IT:A is used with a microcontroller that buffers data and writes it in page-sized chunks to minimize write amplification. The 3.3V supply and standard NAND interface simplify integration, and the ready/busy pin allows the MCU to monitor write completion. ECC is recommended to handle bit errors in high-temperature environments.

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Set-Top Boxes

The IT:A is used in set-top boxes for storing firmware, middleware, and recorded content. Its 1Gbit density provides sufficient storage for applications and user data. The fast read access (25us) ensures quick channel changes and menu navigation. The device's 3.3V supply is compatible with set-top box power rails, and the 48-pin TSOP package fits standard PCB layouts. In set-top boxes, the IT:A is connected to the main SoC's NAND controller, with ECC handled by the SoC. The high endurance (100,000 cycles) supports frequent firmware updates and DVR functions. The 10-year retention ensures reliable operation over the product's lifespan.

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Portable Consumer Electronics

The IT:A is suitable for portable consumer electronics such as MP3 players, digital cameras, and handheld gaming devices. Its 1Gbit density provides storage for media files and application data. The low power consumption of NAND Flash extends battery life, and the 3.3V supply is compatible with battery-powered systems. The 48-pin TSOP package is compact, enabling slim device designs. In portable devices, the IT:A is used with a low-power MCU that manages file storage and retrieval. The device's fast read access (25us) ensures responsive user interfaces, and the 100,000 cycle endurance supports frequent media writes. ECC is recommended for reliable data storage.

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Recommended Products Summary

MT41K256M16HA-125:E Micron Technology Used in: Solid State Drives, Set-Top Boxes STM32F746BET6 STMicroelectronics Used in: Solid State Drives, Embedded Storage, Boot Code Storage, Set-Top Boxes STM32F103ZET6 STMicroelectronics Used in: Embedded Storage, Boot Code Storage, Data Logging, Portable Consumer Electronics STM32L476VGT6 STMicroelectronics Used in: Data Logging, Portable Consumer Electronics

What is the memory size of IT:A?

The IT:A has a memory size of 1 Gbit (128 MB), organized as 128M x 8 bits. According to Micron's NAND Flash datasheet, this density is suitable for boot code and data storage in embedded systems.

What is the operating voltage of IT:A?

The IT:A operates from a 3.3V supply voltage. This is standard for parallel NAND Flash devices, making it compatible with common 3.3V logic systems.

What is the difference between IT:A and MT29F1G08ABAEAWP-IT:E?

The IT:A and MT29F1G08ABAEAWP-IT:E are both 1Gbit NAND Flash devices from Micron, but they differ in package and temperature grade. The IT:A comes in a 48-pin TSOP package with a commercial temperature range (0C to +70C), while the MT29F1G08ABAEAWP-IT:E is in a 48-pin TSOP with industrial temperature range (-40C to +85C). Both are pin-compatible and can be used as drop-in replacements in most designs.

Where can I buy IT:A online?

The IT:A is available from major distributors such as DigiKey, Mouser, and Octopart. As of 2026-08-19, pricing starts at $2.50 for single units and drops to $1.60 at 1000-piece quantities. Check current inventory and lead times on distributor websites.

What is the price of IT:A?

As of 2026-08-19, the IT:A is priced at $2.50 for 1 piece, $2.25 for 10 pieces, $2.00 for 100 pieces, $1.80 for 500 pieces, and $1.60 for 1000 pieces. Prices are from distributor listings and may vary by region and availability.

What is the lead time for IT:A?

The lead time for IT:A is typically 8-12 weeks from major distributors, depending on stock levels. As of 2026-08-19, some distributors may have limited stock, so it is advisable to check availability and lead times before ordering.

Is IT:A in stock?

Stock availability for IT:A varies by distributor. As of 2026-08-19, DigiKey and Mouser may have limited quantities, while Octopart shows real-time inventory across multiple suppliers. Check the distributor websites for current stock status.

When should I choose IT:A over MT29F1G08ABAEAWP-IT:E?

Choose the IT:A when you need a commercial temperature range (0C to +70C) and are cost-sensitive, as it is typically priced lower. Choose the MT29F1G08ABAEAWP-IT:E for industrial applications requiring -40C to +85C operation. Both are pin-compatible, so the PCB design is identical.

Is IT:A suitable for industrial applications?

The IT:A has a commercial temperature range of 0C to +70C, which is not suitable for most industrial environments. For industrial applications, consider the MT29F1G08ABAEAWP-IT:E with an industrial temperature range of -40C to +85C.

What is the best drop-in replacement for IT:A?

The best drop-in replacement for IT:A is the MT29F1G08ABAEAWP-IT:E from Micron, which is pin-compatible and has the same 1Gbit density. Other options include the K9F1G08U0D from Samsung and the S34ML01G100TFI000 from Cypress, both in 48-pin TSOP packages.

Can MT29F1G08ABAEAWP-IT:E replace IT:A?

Yes, the MT29F1G08ABAEAWP-IT:E can replace the IT:A as it is pin-compatible and has the same 1Gbit density. The main difference is the industrial temperature range of the MT29F1G08ABAEAWP-IT:E, which makes it a suitable upgrade for harsh environments.

Where can I download the IT:A datasheet PDF?

The IT:A datasheet PDF can be downloaded from Micron's official website at https://www.micron.com/products/nand-flash/part-catalog/it-a. It is also available on distributor sites like DigiKey and Octopart.

Where can I find the IT:A pinout?

The IT:A pinout is detailed in the datasheet available from Micron's website. The 48-pin TSOP package has a standard NAND Flash pinout, with pins for data (DQ0-DQ7), address (ALE, CLE), control (CE#, WE#, RE#), and status (R/B#).

Hey Google, what can replace IT:A?

The IT:A can be replaced by the MT29F1G08ABAEAWP-IT:E from Micron, which is pin-compatible and has the same 1Gbit density. Other drop-in replacements include the K9F1G08U0D from Samsung and the S34ML01G100TFI000 from Cypress, all in 48-pin TSOP packages.

Is IT:A the same as MT29F1G08ABAEAWP-IT:E?

No, the IT:A and MT29F1G08ABAEAWP-IT:E are not the same part number, but they are functionally equivalent. Both are 1Gbit NAND Flash devices from Micron with the same 48-pin TSOP package and pinout. The main difference is the temperature grade: IT:A is commercial (0C to +70C), while MT29F1G08ABAEAWP-IT:E is industrial (-40C to +85C).

What are the key specifications of IT:A that engineers should know?

The IT:A is a 1Gbit NAND Flash with a 3.3V supply, 128M x 8 organization, 2048-byte pages, 128KB blocks, 25us read access, 200us program time, 2ms erase time, 100,000 cycle endurance, and 10-year retention. It comes in a 48-pin TSOP package and requires ECC for reliable operation.

What is the best Samsung equivalent for IT:A?

The best Samsung equivalent for IT:A is the K9F1G08U0D, which is a 1Gbit NAND Flash in a 48-pin TSOP package with the same pinout and electrical characteristics. It is a drop-in replacement, though verify the specific grade and temperature range for your application.

Engineering reference data for IT:A — comparison, design guidance, and compliance information.

Selection Guide

Choose the IT:A for commercial applications (0C to +70C) where cost is a priority and the environment is controlled. It offers the lowest price among the alternatives at $1.60 per 1000 pieces. If you need industrial temperature range (-40C to +85C), select the MT29F1G08ABAEAWP-IT:E from Micron or the S34ML01G100TFI000 from Cypress, both pin-compatible. The Samsung K9F1G08U0D is a cost-effective cross-brand alternative with the same commercial temperature range, but verify timing compatibility. For high-reliability applications, consider the industrial-grade options and implement robust ECC. All alternatives share the same 48-pin TSOP package, so PCB layout is identical.

Comparison with Alternatives

Parameter	This Product	MT29F1G08ABAEAWP-IT:E	K9F1G08U0D	S34ML01G100TFI000
Package	48-pin TSOP	48-pin TSOP	48-pin TSOP	48-pin TSOP
Brand	Micron Technology	Micron Technology	Samsung Electronics	Cypress Semiconductor
Memory Size	1 Gbit	1 Gbit	1 Gbit	1 Gbit
Supply Voltage	3.3 V	3.3 V	3.3 V	3.3 V
Temperature Range	0C to +70C	-40C to +85C	0C to +70C	-40C to +85C
Read Access Time	25 us	25 us	25 us	25 us
Endurance	100,000 cycles	100,000 cycles	100,000 cycles	100,000 cycles
Price (1000 pcs)	$1.60	$1.80	$1.50	$1.70

Key Differentiators

Lower cost for commercial temperature range (vs MT29F1G08ABAEAWP-IT:E)
Same density and package as Samsung equivalent (vs K9F1G08U0D)
Pin-compatible with industrial-grade Cypress part (vs S34ML01G100TFI000)

Design Notes

Place a 0.1uF decoupling capacitor close to each VCC pin and a 10uF bulk capacitor near the device. Ensure the ground plane is solid and continuous under the TSOP package to minimize noise. Keep the data and control lines as short as possible to reduce signal integrity issues.

Always implement ECC (Error Correction Code) in software or hardware to handle bit errors that occur over the device's lifetime. Without ECC, data corruption can occur after many program/erase cycles. Use a strong ECC algorithm like BCH or LDPC for high-reliability applications.

The IT:A operates from a 3.3V supply. Ensure the power supply can handle the peak current during program and erase operations, which can be up to 30mA. Use a low-dropout regulator if the input voltage is higher than 3.3V to maintain a stable supply.