| BQ3287AMT-I Description | | RTC Module With 114x8 NVSRAM, RAM Clear Input on A Version | | BQ3287AMT-I Vendor | | Texas Instruments | | BQ3287AMT-I Features | - Direct clock/calendar replacement for IBM? AT-compatible computers and other applications
- Functionally compatible with the DS1287/DS1287A and MC146818A
- 114 bytes of general nonvolatile storage
- Integral lithium cell and crystal
- 160 ns cycle time allows fast bus operation
- Selectable Intel or Motorola bus timing
- 14 bytes for clock/calendar and control
- BCD or binary format for clock and calendar data
- Time of day in seconds, minutes, and hours
- 12- or 24-hour format
- Optional daylight saving adjustment
- Calendar in day of the week, day of the month, months, and years with automatic leap-year adjustment
- Programmable square wave output
- Three individually maskable interrupt event flags:
- Periodic rates from 122us to 500ms
- Time-of-day alarm once per second to once per day
- End-of-clock update cycle
- Better than one minute per month clock accuracy
| | BQ3287AMT-I Datasheet and Application Notes | | | Parameter | Value | | Supply Voltage (V) | 5 | | Bus Interface | Multiplexed | | Memory Density (Kb) | 0.114 | | Approx. 1KU Price (US$) | 3.8 | | Status | ACTIVE | | Temp (oC) | -20 to 70 | | Budget Price ($US) | QTY | 3.80 | 1KU | | Package Type | Pins | (0) | 0 | | STD Pack QTY | 1 | | Products related to BQ3287AMT-I | BQ3287MT-SB2 BQ3287MT-K BQ3287MT-I BQ3287AMT-SB2
BQ3287 BQ3287A |
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