Los relojes en tiempo real (RTC) proporcionan información de hora y/o fecha en casi cualquier dispositivo electrónico que necesite mantener la hora exacta. Los tipos de reloj son contador binario, reloj/calendario/supervisor, contador de tiempo transcurrido, chip de tiempo fantasma, controlador de sistema portátil, registrador de temperatura, registrador de eventos de tiempo y periférico de reloj temporizador. Contienen tamaños de memoria que van desde 2 B a 2 MB y tienen opciones de interfaz de I2C, paralelo, serie, SPI, 1 cable, 2 cables, 3 cables y 4 cables.
| Parte # | Fabricante | Descripción | Disponibilidad | Precios | Cantidad |
|---|---|---|---|---|---|
MCP79402-I/STReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8TSSOP | 39 | 1+: $0.95040 25+: $0.88880 100+: $0.84700 | |
MCP79402T-I/MSReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8MSOP | En stock | 2500+: $0.84700 | |
MCP79412T-I/STReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8TSSOP | En stock | 2500+: $0.90640 | |
MCP79402T-I/SNReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8SOIC | En stock | 3300+: $0.80080 | |
MCP7940NT-I/STReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8TSSOP | 1010 | 1+: $0.79200 25+: $0.73040 100+: $0.70400
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MCP795B22T-I/STReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 14TSSOP | En stock | 2500+: $1.41900 | |
MCP79412-I/SNReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8SOIC | 10565 | 1+: $0.99440 25+: $0.92400 100+: $0.88000 | |
MCP79521T-I/MNReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 10TDFN | En stock | 3300+: $1.14400 | |
MCP79402T-I/MNYReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8TDFN | En stock | 3300+: $0.88000 | |
MCP7940NT-I/SNReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8SOIC | 25124 | 1+: $0.74800 25+: $0.69520 100+: $0.66880
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MCP795B12-I/SLReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 14SOIC | En stock | 228+: $1.57373 | |
MCP795W22T-I/SLReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 14SOIC | En stock | 2600+: $1.50700 | |
MCP79511-I/MSReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 10MSOP | 1285 | 1+: $1.22320 25+: $1.12640 100+: $1.07360 | |
MCP79410T-I/MSReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8MSOP | 15930 | 1+: $0.95040 25+: $0.88880 100+: $0.84700
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MCP79411T-I/MSReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8MSOP | En stock | 2500+: $0.90640 | |
MCP795W10-I/SLReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 14SOIC | 525 | 1+: $1.54000 25+: $1.43440 100+: $1.35300 | |
MCP795B21-I/SLReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 14SOIC | En stock | 228+: $1.63846 | |
MCP79401T-I/MNYReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8TDFN | En stock | 3300+: $0.88000 | |
MCP7940N-I/STReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8TSSOP | 1722 | 1+: $0.79200 25+: $0.73040 100+: $0.70400 | |
MCP7940NT-E/MSReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8MSOP | 2869 | 1+: $0.85360 25+: $0.79200 100+: $0.74800
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MCP79512T-I/MSReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 10MSOP | En stock | 2500+: $1.07361 | |
MCP7940N-I/SNReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8SOIC | 8886 | 100+: $0.66880 | |
MCP7940N-I/PReal Time Clocks ICs | Microchip Technology | IC RTC CLOCK/CALENDAR I2C 8DIP | 727 | 1+: $0.80960 25+: $0.74800 100+: $0.71500 | |
MCP79402T-I/STReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR I2C 8TSSOP | En stock | 2500+: $0.84700 | |
MCP795W20-I/STReal Time Clocks ICs | Microchip Technology | IC RTC CLK/CALENDAR SPI 14TSSOP | 205 | 1+: $1.66320 25+: $1.54000 100+: $1.46300 |