 | | | |
| PartNumber | BQ4285S-SB2G4 | BQ4285S-SB2TR | BQ4285S-SB2 |
| Description | Real Time Clock RTC IC: 114x8 NVSRAM & NVSRAM Control | Real Time Clock RTC IC: 114x8 NVSRAM & NVSRAM Control | Real Time Clock RTC IC: 114x8 NVSRAM & NVSRAM Control |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks | Clock/Timing - Real Time Clocks |
| Series | - | BQ4285 | BQ4285 |
| Type | Clock/Calendar | Clock/Calendar | Clock/Calendar |
| Packaging | Tube Alternate Packaging | Tape & Reel (TR) Alternate Packaging | Tube Alternate Packaging |
| Package Case | 24-SOIC (0.295", 7.50mm Width) | SOIC-24 | SOIC-24 |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Features | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output |
| Interface | Parallel | Parallel | Parallel |
| Voltage Supply | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V | 4.5 V ~ 5.5 V |
| Supplier Device Package | 24-SOIC | 24-SOIC | 24-SOIC |
| Memory Size | 114B | 114B | 114B |
| Time Format | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) |
| Date Format | YY-MM-DD-dd | YY-MM-DD-dd | YY-MM-DD-dd |
| Voltage Supply Battery | 2.5 V ~ 4 V | 2.5 V ~ 4 V | 2.5 V ~ 4 V |
| Current Timekeeping Max | - | - | - |
| Product | - | Real Time Clocks | Real Time Clocks |
| Unit Weight | - | 0.022025 oz | 0.022025 oz |
| Mounting Style | - | SMD/SMT | SMD/SMT |
| Function | - | Alarm Calendar Clock NV SRAM Control | Alarm Calendar Clock NV SRAM Control |
| Maximum Operating Temperature | - | + 70 C | + 70 C |
| Minimum Operating Temperature | - | 0 C | 0 C |
| Battery Backup Switching | - | Backup Switching | Backup Switching |
| Supply Voltage Max | - | 5.5 V | 5.5 V |
| Supply Voltage Min | - | 4.5 V | 4.5 V |
| RTC Bus Interface | - | Multiplexed | Multiplexed |
| RTC Memory Size | - | 114 B | 114 B |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
| BQ4285S-SB2TRG4 | Real Time Clock REAL TIME CLOCK W/ NVRAM CONTROL | ||
Texas Instruments |
BQ4285S-SB2G4 | Real Time Clock RTC IC: 114x8 NVSRAM & NVSRAM Control | |
| BQ4285S-SB2TR | Real Time Clock RTC IC: 114x8 NVSRAM & NVSRAM Control | ||
| BQ4285S-SB2 | Real Time Clock RTC IC: 114x8 NVSRAM & NVSRAM Control |