Microchip AT27C256R-70RI

Manufacturer No:

AT27C256R-70RI

Manufacturer:

Microchip

Package:

28-SOIC (0.342, 8.69mm Width)

Description:

Memory IC AT27C256

Quantity:

In Stock :9549

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Shipping & Availability

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Shipped from：HK Warehouse

Expected Shipping：Tue, Jun 2 - Wed, Jun 3, 2026

Lead Time：Inquire about availability

Date Code：Within 2 Years

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User Guide

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PURCHASE

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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.

AT27C256R-70RI Information

Microchip AT27C256R-70RI technical specifications, attributes, parameters and parts with similar specifications to Microchip AT27C256R-70RI.

Type
Parameter

Mounting Type
Surface Mount

Package / Case
28-SOIC (0.342, 8.69mm Width)

Supplier Device Package
28-SOIC

Operating Temperature
-40°C~85°C TC

Packaging
Tube

Published
1997

Part Status
Obsolete

Moisture Sensitivity Level (MSL)
2 (1 Year)

Technology
EPROM - OTP

Voltage - Supply
4.5V~5.5V

Type
Parameter

Base Part Number
AT27C256

Memory Size
256Kb 32K x 8

Memory Type
Non-Volatile

Access Time
70ns

Memory Format
EPROM

Memory Interface
Parallel

RoHS Status
RoHS Compliant

Download datasheets and manufacturer documentation for Microchip AT27C256R-70RI.

Datasheets:

microchiptechnology-at27c256r15pc-datasheets-8291.pdf

PCN Packaging:

microchiptechnology-ata8210ghqw-pcnpackaging-9924.pdf

microchiptechnology-micrf229yqst5-pcnpackaging-9613.pdf

AT27C256R-70RI Overview

Its memory type can be classified as Non-Volatile. It comes in a Tube. It is available in 28-SOIC (0.342, 8.69mm Width) case. The memory size of the chip is 256Kb 32K x 8 Mb. This device utilizes a EPROM format memory which is of mainstream design. With an extended designed operating temperature of -40°C~85°C TC, this device is capable of lots of demanding applications. It is supplied votage within 4.5V~5.5V. Its recommended mounting type is Surface Mount. AT27C256, as the device's base part number, is frequently referred in order to select similar parts.