| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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36,160 pcs
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36160 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
|
2,015 pcs
|
2015 pcs | On Request | 1 | On Request | On Request | 24+ | On Request | On Request |
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The Texas Instruments BQ4285S-SB2 is a low-power microprocessor peripheral that provides a time-of-day clock and a 100-year calendar with alarm features and battery operation. It is functionally compatible with the DS1285 and closely matches the MC146818A pin configuration.
Key features include 114 bytes of general nonvolatile storage, automatic backup and write-protect control to external SRAM, and a fast 160 ns cycle time. The device supports both 12- or 24-hour formats for time display, with optional daylight saving adjustment. The calendar includes automatic leap-year adjustment.
This clock/calendar IC offers programmable square wave output and three individually maskable interrupt event flags. It operates within a voltage range of 2.5V to 4V and has an operating temperature range of 0°C to 70°C. The interface is parallel.
The BQ4285S-SB2 is supplied in a 24-SOIC surface mount package. It is designed for applications requiring a reliable real-time clock with non-volatile data retention, such as IBM AT-compatible computers.
The BQ4285S-SB2 operates within a voltage range of 2.5V to 4V.
The BQ4285S-SB2 is available in a 24-SOIC package.
The operating temperature range for the BQ4285S-SB2 is 0°C to 70°C.
The RoHS status for the BQ4285S-SB2 is listed as RoHS3 Compliant.
The BQ4285S-SB2 provides 114 bytes of general nonvolatile storage.
Features include Alarm, Daylight Savings, Leap Year, NVSRAM, and Square Wave Output.
The BQ4285S-SB2 uses a Parallel interface.
