BQ4845YS-A4G4 vs BQ4845S-A4G4 Comparaison
Comparaison détaillée côte à côte de BQ4845YS-A4G4 par Texas Instruments et BQ4845S-A4G4 par Texas Instruments. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Texas Instruments
BQ4845YS-A4G4 - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845YS-A4G4 ✓ ActifComparaison des spécifications
| Paramètre | BQ4845YS-A4G4 | BQ4845S-A4G4 |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Clock & Timing | Clock & Timing |
| Statut du cycle de vie | Actif | Unknown |
| Product Type | Real-time clock and calendar with CPU supervisor | Real-time clock and calendar IC with CPU supervisor |
| RTC Interface | Parallel | — |
| Clock Crystal Frequency | 32.768 kHz | — |
| Backup Battery Voltage | 3 V | — |
| System Supply Voltage | 5 V | — |
| Date Format | BCD | — |
| Clock Format | BCD | — |
| Boîtier | 28-SOIC (0.295 inch, 7.50 mm width) | 28-SOIC, 0.295 inch width, 7.50 mm |
| Terminal Count | 28 terminals | — |
| Type de montage | Surface mount | Surface mount |
| Terminal Form | Gull wing | — |
| Package Shape | Rectangular | — |
| Temperature Grade | Commercial | — |
| Integrated Functions | RTC, calendar, CPU supervisor, watchdog timer, and nonvolatile SRAM control | — |
| Chip Enable Output | Conditional chip-enable output (CEOUT) | — |
| Battery Voltage Output | VOUT | — |
| Backup Behavior | Backup cell powers the RTC and maintains external SRAM information in the absence of system voltage | — |
| Manufacturer Part Number | BQ4845YS-A4G4 | — |
| Statut RoHS | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Clock Interface | — | Parallel |
| Timekeeping Crystal Frequency | — | 32.768 kHz |
| Backup Battery | — | 3 V |
| Calendar Range | — | 100 years |
| Supervisor Functions | — | CPU supervisor and watchdog timer |
| Alarm and Interrupt Functions | — | Alarm and interrupt functions |
| External Memory Control | — | Conditional chip-enable output CEOUT |
| Battery Monitoring | — | Battery voltage output VOUT |
| Backup Retention | — | Maintains external SRAM information in the absence of system voltage |
| System-Level Use | — | Battery-backed system timing and power-failure monitoring |
| Plage de température de fonctionnement | — | [DATA_NEEDED: Operating temperature range] |
| Supply Voltage Range | — | [DATA_NEEDED: Supply voltage range] |
| Courant de repos | — | [DATA_NEEDED: Quiescent current] |
| Timekeeping Accuracy | — | [DATA_NEEDED: Timekeeping accuracy] |