Microchip AT28HC256F-90SI

Manufacturer No:

AT28HC256F-90SI

Manufacturer:

Microchip

Package:

28-SOIC (0.295, 7.50mm Width)

Description:

Memory IC AT28HC256

Quantity:

In Stock :6944

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

Shipping & Availability

Fast worldwide shipping via DHL, FedEx, UPS, and EMS.

Shipped from：HK Warehouse

Expected Shipping：Sat, May 30 - Sun, May 31, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

Payment

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All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

Quality Assurance

Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.

User Guide

Aichiplink operates certified in-house inspection and testing facilities to ensure all electronic components meet internationally recognized quality and compliance standards. Our quality management system is verified through ISO 9001 certification and industry-standard inspection procedures.

PURCHASE

Please verify all part numbers, quantities, and packaging preferences before placing your order. If substitutions are acceptable, please indicate this clearly. For time-sensitive projects, confirm estimated delivery dates and stock availability in advance. Once submitted, changes or cancellations may not be possible, especially for items marked as non-cancellable/non-returnable (NCNR). For international shipments, please ensure all import documentation is complete and accurate to avoid delays.

MEANS OF PAYMENT

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and Wire Transfer. Net terms may be available for qualified customers upon approval.

RFQ (REQUEST FOR QUOTATIONS)

Please ensure the part numbers and quantities are accurate and complete when submitting your RFQ.
Provide target prices and acceptable alternatives, if any, to speed up the quotation process.

IMPORTANT NOTICE

Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

Step1：Prepare product

Step2：Desiccant Protection

Step3：Vacuum Packaging

Step4：Individual Package

Step5：Anti-collision Filling

Step6：Packaging Box

SHIPPING COST

1. Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).
2. Some specific products need to reach the minimum order quantity.
3. It may cost additional remote fees for delivery if you are in a remote area.

SHIPPING METHOD

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

DELIVERY TIME

1. Once the goods are shipped, estimated delivery time depends on the shipping methods you chose: FedEx International, 5-7 business days.
2. For in-stock parts, orders normally could be shipped out within 1-2days.

AT28HC256F-90SI Information

Microchip AT28HC256F-90SI technical specifications, attributes, parameters and parts with similar specifications to Microchip AT28HC256F-90SI.

Type
Parameter

Mounting Type
Surface Mount

Package / Case
28-SOIC (0.295, 7.50mm Width)

Operating Temperature
-40°C~85°C TC

Packaging
Tube

Published
2016

Part Status
Obsolete

Moisture Sensitivity Level (MSL)
2 (1 Year)

Voltage - Supply
4.5V~5.5V

Base Part Number
AT28HC256

Memory Size
256Kb 32K x 8

Type
Parameter

Memory Type
Non-Volatile

Access Time
90ns

Memory Format
EEPROM

Memory Interface
Parallel

Write Cycle Time - Word, Page
3ms

RoHS Status
RoHS Compliant

Download datasheets and manufacturer documentation for Microchip AT28HC256F-90SI.

PCN Packaging:

microchiptechnology-ata8210ghqw-pcnpackaging-9924.pdf

microchiptechnology-micrf229yqst5-pcnpackaging-9613.pdf

AT28HC256F-90SI Overview

Non-Volatile is the type of memory it has. There is a Tube case available. The 28-SOIC (0.295, 7.50mm Width) case contains it. The chip has an 256Kb 32K x 8 memory. This device uses a EEPROM-format memory, which is of mainstream design. A wide operating temperature range makes this device ideal for a variety of demanding applications. A voltage of 4.5V~5.5V can be supplied to memory ics. Its recommended mounting type is Surface Mount. Similar parts are frequently selected using AT28HC256, the device's base part number.