TC55257DPL-70L
Plastic DIP-28 housing for durability and reliabilityTC55257DPL-70L
Plastic DIP-28 housing for durability and reliability
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Manufacturer Part # : TC55257DPL-70L
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Package/Case: DIP-28
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Product Categories : Memory
Quality Assurance
Quality Assurance
All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.
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Certification
We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.
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About Payment
We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.
If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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Example
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Tape and Reel
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Cut Tape
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Tube or Tray
TC55257DPL-70L DataSheet
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Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
32,768 WORD-8 BIT STATIC RAMDESCRIPTIONThe TC55257DPL/DFL/DFTL/DTRL is a 262,144-bit static random access memory (SRAM) organized as 32,768 words by 8 bits. Fabricated using Toshibas CMOS Silicon gate process technology, this device operates from a single 2.7 to 5.5V power supply. Advanced circuit technology provides both high speed and low power at an operating current of 5 mA/MHz (typ) and a minimum cycle time of 55 ns.
![TC55257DPL-70L TC55257DPL-70L](/files/uploads/product/b/dd2530b0-7276-4b0d-eb90-08dbc6589f1e.webp)
Key Features
- High-Speed Bus Interface
- Memory Capacity: 512KB RAM
- Pipeline Architecture
Application
- Fast cache memory servers
- Reliable industrial automation
- Advanced medical equipment
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Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Part Life Cycle Code | Obsolete | Part Package Code | DIP |
Pin Count ! | 28 | Reach Compliance Code | |
ECCN Code | EAR99 | HTS Code ! | 8542.32.00.41 |
Access Time-Max | 70 ns | I/O Type | COMMON |
JESD-30 Code | R-PDIP-T28 | Length | 37 mm |
Memory Density | 262144 bit | Memory IC Type | STANDARD SRAM |
Memory Width | 8 | Number of Functions | 1 |
Number of Ports ! | 1 | Number of Terminals | 28 |
Number of Words | 32768 words | Number of Words Code | 32000 |
Operating Mode ! | ASYNCHRONOUS | Operating Temperature-Max | 70 °C |
Operating Temperature-Min | Organization | 32KX8 | |
Output Characteristics | 3-STATE | Output Enable | YES |
Package Body Material | PLASTIC/EPOXY | Package Code | DIP |
Package Equivalence Code | DIP28,.6 | Package Shape | RECTANGULAR |
Package Style | IN-LINE | Parallel/Serial | PARALLEL |
Power Supplies ! | 5 V | Qualification Status ! | Not Qualified |
Seated Height-Max | 5.3 mm | Standby Current-Max | 0.00001 A |
Standby Voltage-Min | 2 V | Supply Current-Max | 0.07 mA |
Supply Voltage-Max (Vsup) | 5.5 V | Supply Voltage-Min (Vsup) | 4.5 V |
Supply Voltage-Nom (Vsup) | 5 V | Surface Mount ! | NO |
Technology | CMOS | Temperature Grade ! | COMMERCIAL |
Terminal Form ! | THROUGH-HOLE | Terminal Pitch ! | 2.54 mm |
Terminal Position | DUAL | Width | 15.24 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is TC55257DPL-70L?
The TC55257DPL-70L is a high-speed CMOS static RAM (Random Access Memory) chip manufactured by Toshiba. It is designed for use in applications requiring fast and reliable data storage and retrieval, such as computer systems, industrial controls, and communication devices.
How Does TC55257DPL-70L Work?
The TC55257DPL-70L operates as a static RAM chip, storing data in a volatile form that requires constant power to retain information. It features high-speed access times and low power consumption, providing quick access to stored data while minimizing energy usage. The chip utilizes CMOS technology for efficient operation and reliability.
How Many Pins does TC55257DPL-70L have and What are the Functions of the Pinout Configuration?
The TC55257DPL-70L is housed in a 28-pin DIP (Dual Inline Package) configuration. The pinout configuration includes:
- Address Pins (A0-A13): Input pins for specifying the memory address.
- Data Pins (D0-D7): Input/output pins for bi-directional data transfer.
- Chip Enable (CE), Output Enable (OE): Control pins for activating the chip and enabling data output, respectively.
- Write Enable (WE): Control pin for enabling data write operations.
- VCC, GND: Power supply pins for voltage and ground connections.
What are the Pros and Cons of TC55257DPL-70L?
Pros:
- High-Speed Operation: Offers fast access times for efficient data processing.
- Low Power Consumption: Consumes minimal power, making it suitable for battery-operated devices.
- Reliable Storage: Provides stable and reliable data storage with CMOS technology.
- Wide Operating Voltage Range: Supports a wide voltage range for flexible application integration.
- DIP Package: The DIP package allows for easy through-hole mounting on PCBs.
Cons:
- Volatile Memory: Data is lost when power is disconnected, requiring constant power supply.
- Limited Capacity: May have lower storage capacity compared to modern non-volatile memory options.
- Obsolete Technology: CMOS static RAM like the TC55257DPL-70L may be less commonly used in modern designs.
Are There Any Equivalents/Alternatives to TC55257DPL-70L for Recommendation?
- The HM628128 from Hitachi is a similar 128K x 8 CMOS static RAM chip.
- Alternatives to the TC55257DPL-70L include the CY62256 from Cypress and the M5M5256 from Mitsubishi Electric.
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