ST M27C256B-90B1

Manufacturer No:

M27C256B-90B1

Manufacturer:

Package:

28-DIP (0.600, 15.24mm)

Description:

5V V 28 Pin Memory IC M27C256 36.83mm mm 30mA mA

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Delivery:

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M27C256B-90B1 information

ST M27C256B-90B1 technical specifications, attributes, parameters and parts with similar specifications to ST M27C256B-90B1.

Type
Parameter

Mounting Type
Through Hole

Package / Case
28-DIP (0.600, 15.24mm)

Surface Mount
NO

Number of Pins
28

Operating Temperature
0°C~70°C TA

Packaging
Tube

JESD-609 Code
e3

Part Status
Obsolete

Moisture Sensitivity Level (MSL)
1 (Unlimited)

Number of Terminations
28

ECCN Code
EAR99

Terminal Finish
Matte Tin (Sn)

HTS Code
8542.32.00.71

Subcategory
OTP ROMs

Technology
EPROM - OTP

Voltage - Supply
4.5V~5.5V

Terminal Position
DUAL

Peak Reflow Temperature (Cel)
245

Number of Functions
1

Supply Voltage
5V

Terminal Pitch
2.54mm

Frequency
90GHz

Time@Peak Reflow Temperature-Max (s)
NOT SPECIFIED

Base Part Number
M27C256

Qualification Status
Not Qualified

Operating Supply Voltage
5V

Power Supplies
5V

Memory Size
256Kb 32K x 8

Operating Supply Current
30mA

Nominal Supply Current
30mA

Memory Type
Non-Volatile

Operating Mode
ASYNCHRONOUS

Access Time
90ns

Memory Format
EPROM

Memory Interface
Parallel

Organization
32KX8

Output Characteristics
3-STATE

Memory Width
8

Standby Current-Max
0.0001A

Memory Density
262144 bit

I/O Type
COMMON

Length
36.83mm

Height Seated (Max)
5.08mm

Width
15.24mm

RoHS Status
RoHS Compliant

Lead Free
Lead Free

Download datasheets and manufacturer documentation for ST M27C256B-90B1.

M27C256B-90B1 Overview

As far as its memory type goes, it falls into the Non-Volatile category. You can get memory ics in a Tube case. 28-DIP (0.600, 15.24mm) case encloses it. There is 256Kb 32K x 8 of memory on the chip. The device uses a mainstream EPROM-format memory. Suitable for use in a wide range of demanding applications, this device offers an extended operating temperature range of 0°C~70°C TA. There is a voltage range of 4.5V~5.5V for the supply voltage. It is recommended that the mounting type be Through Hole. There are 28 terminations on the chip. There are 1 functions supported by this part as part of the comprehensive working process. The memory device is designed to be supplied with an 5V volt power supply in order to operate properly. When choosing similar parts, M27C256 is frequently referred to as the device's base part number. In this ic memory chip, there is an 28-pin package that encloses the device. It is worth noting that this memory device has 28 pins, which indicates it has 28 memory locations. This memory chip has an operating supply voltage of 5V. As far as the nominal supply current of this memory component is concerned, it is rated at 30mA. As for the power supply, this memory chip only needs 5V . A memory map of COMMON bits has been added to the I/O port addresses of this device. There is a common misconception that this component is a type of OTP ROMs. There is an 90GHz frequency with which this memory chip processes data. Devices are recommended to operate at 30mA volts supply current.

M27C256B-90B1 Features

Package / Case: 28-DIP (0.600, 15.24mm)
28 Pins
Operating Supply Voltage:5V
I/O Type: COMMON
Freguency at 90GHz
90GHz terminals

M27C256B-90B1 Applications

There are a lot of STMicroelectronics
M27C256B-90B1 Memory applications.

multimedia computers
networking
personal computers
servers
supercomputers
telecommunications
workstations,
DVD disk buffer
data buffer
nonvolatile BIOS memory

User Guide

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

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RFQ (REQUEST FOR QUOTATIONS)

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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

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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.