Pedidos acima de
$5000ST MK48T02B-20
High-Accuracy Timer for Counting Down to Any Moment
Marcas: Stmicroelectronics
Parte do fabricante #: MK48T02B-20
Ficha de dados: MK48T02B-20 Datasheet (PDF)
Pacote/Caso: DIP-24
Tipo de Produto: Processadores e controladores incorporados
Status RoHS:
Condição de estoque: 2.565 peças, novo original
Warranty: 1 Year Ovaga Warranty - Find Out More
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MK48T02B-20 Descrição geral
MK48T02B-20 is a type of non-volatile static RAM (NVRAM) produced by Integrated Device Technology (IDT). It is commonly used as a timekeeper for real-time clock applications in various electronic devices.
Características
- 2048 bits of non-volatile static RAM organized as 256 words by 8 bits
- Integrated lithium energy source with an estimated 10-year life
- Automatic power-fail chip deselect and write protection
- TTL-compatible, multiplexed address and data bus
Aplicativo
- Real-time clock and calendar functions in various electronic devices, such as computers, servers, printers, and communication equipment.
- Data storage for applications that require long-term retention of critical data, even in the event of a power failure.
- Battery backup for volatile memories, such as dynamic RAM (DRAM), to ensure data retention during power outages.
Especificações
Parâmetro | Valor | Parâmetro | Valor |
---|---|---|---|
Source Content uid | MK48T02B-20 | Rohs Code | No |
Part Life Cycle Code | Obsolete | Ihs Manufacturer | STMICROELECTRONICS |
Part Package Code | DIP | Package Description | PLASTIC, DIP-24 |
Pin Count | 24 | External Data Bus Width | 8 |
Information Access Method | PARALLEL, DIRECT ADDRESS | Interrupt Capability | N |
JESD-30 Code | R-PDIP-T24 | JESD-609 Code | e0 |
Number of Terminals | 24 | On Chip Data RAM Width | 8 |
Operating Temperature-Max | 70 °C | Package Body Material | PLASTIC/EPOXY |
Package Code | DIP | Package Equivalence Code | DIP24,.6 |
Package Shape | RECTANGULAR | Package Style | IN-LINE |
Peak Reflow Temperature (Cel) | NOT SPECIFIED | Power Supplies | 5 V |
Qualification Status | Not Qualified | RAM (words) | 2040 |
Seated Height-Max | 9.652 mm | Supply Current-Max | 80 mA |
Supply Voltage-Max | 5.5 V | Supply Voltage-Min | 4.75 V |
Supply Voltage-Nom | 5 V | Surface Mount | NO |
Technology | CMOS | Temperature Grade | COMMERCIAL |
Terminal Finish | Tin/Lead (Sn/Pb) | Terminal Form | THROUGH-HOLE |
Terminal Pitch | 2.54 mm | Terminal Position | DUAL |
Time-Min | SECONDS | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
Volatile | NO | Width | 15.24 mm |
uPs/uCs/Peripheral ICs Type | TIMER, REAL TIME CLOCK |
Envio
Tipo de envio | Taxa de envio | Tempo de espera | |
---|---|---|---|
DHL | $20.00-$40.00 (0.50 KG) | 2-5 dias | |
FedEx | $20.00-$40.00 (0.50 KG) | 2-5 dias | |
UPS | $20.00-$40.00 (0.50 KG) | 2-5 dias | |
TNT | $20.00-$40.00 (0.50 KG) | 2-5 dias | |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 dias | |
CORREIO AÉREO REGISTADO | $20.00-$40.00 (0.50 KG) | 2-5 dias |
Tempo de processamento: A taxa de envio depende de diferentes zonas e países.
Pagamento
Termos de pagamento | Taxa de mão | |
---|---|---|
Transferência bancária | cobrar taxa bancária de US$ 30,00. | |
PayPal | cobrar taxa de serviço de 4,0%. | |
Cartão de crédito | cobrar taxa de serviço de 3,5%. | |
Western Union | charge US.00 banking fee. | |
Grama de dinheiro | cobrar taxa bancária de US$ 0,00. |
Garantias
1.Os componentes eletrônicos que você compra incluem garantia de 365 dias, garantimos a qualidade do produto.
2. se alguns dos itens que você recebeu não forem de qualidade perfeita, providenciaremos seu reembolso ou substituição com responsabilidade. Mas os itens devem permanecer em sua condição original.
Embalagem
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Etapa1 :produtos
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Etapa2 :Embalagem a vácuo
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Etapa3 :Saco antiestático
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Etapa4 :Embalagem individual
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Etapa5 :Caixas de embalagem
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Etapa6 :etiqueta de envio com código de barras
Todos os produtos serão embalados em saco antiestático. Envio com proteção antiestática ESD.
Fora da etiqueta da embalagem ESD serão utilizadas as informações da nossa empresa: Número da peça, marca e quantidade.
Iremos inspecionar todas as mercadorias antes do envio, garantir que todos os produtos estejam em boas condições e garantir que as peças sejam novas folhas de dados originais.
Depois que todas as mercadorias forem garantidas sem problemas na pós-embalagem, embalaremos com segurança e enviaremos por expresso global. Apresenta excelente resistência a perfurações e rasgos, além de boa integridade de vedação.
Peças Equivalentes
Para o MK48T02B-20 componente, você pode considerar essas peças de reposição e alternativas:
Número da peça
Marcas
Pacote
Descrição
Número da peça : DS1643-120
Marcas :
Pacote :
Descrição : - manufactured by Maxim Integrated
Número da peça : M48T02-150PC1
Marcas :
Pacote : DIP-24
Descrição : RTC, Timekeeper NVSRAM, Parallel, 4.75 V to 5.5 V, DIP-24
Número da peça : FM1608-120-PG
Marcas :
Pacote :
Descrição : - manufactured by Cypress Semiconductor
Número da peça : MSM48C1-20RS
Marcas :
Pacote :
Descrição : - manufactured by OKI Semiconductor
Part points
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The MK48T02B-20 is a non-volatile static RAM chip that includes a timekeeper function. It offers a battery backup to retain stored data in case of power loss. With a low-power CMOS technology, this chip is ideal for applications that require reliable data storage and time-keeping capabilities.
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Equivalent
Equivalent products of MK48T02B-20 chip are M48T02-150PC1, DS1643-120, and DS1643P-120. These chips are real-time clock (RTC) chips with a 2K x 8 non-volatile static RAM and a quartz crystal oscillator. They provide date/time functions and a battery backup to maintain timekeeping in the event of power loss. -
Features
The MK48T02B-20 is a low-power SRAM with a real-time clock, watchdog timer, and battery backup switchover circuitry. It has a supply voltage of 4.5V to 5.5V, a battery backup voltage of 2.5V to 13.2V, and a battery life of more than 10 years. It also has a direct replacement for the ST M48Z02, Dallas DS1642, and Samsung KM48C2100. -
Pinout
The MK48T02B-20 is a 28-pin DIP package memory with a 20-year data retention period. It features a built-in lithium power source for backup power, and functions as a timekeeper and event scheduler in electronic devices. -
Manufacturer
The manufacturer of the MK48T02B-20 is STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a range of semiconductor products that are used in various electronic devices and applications. -
Application Field
The MK48T02B-20 is commonly used in applications such as industrial automation, telecommunications equipment, medical devices, and automotive systems. It is also suitable for use in battery-powered devices, network routers, and power meters. This integrated circuit provides reliable timekeeping and battery backup support for a wide range of electronic devices. -
Package
The MK48T02B-20 chip comes in a DIP-24 package, with a non-volatile form factor, and a size of 24.38mm x 13.21mm.
Ficha de dados PDF
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