BQ4845P-A4 vs BQ4845YP-A4E3 Comparaison
Comparaison détaillée côte à côte de BQ4845P-A4 par Texas Instruments et BQ4845YP-A4E3 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
BQ4845P-A4 Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845P-A4 ✓ ActifTexas Instruments
BQ4845YP-A4E3 - 5V Parallel RTC with Supervisor | Texas Instruments
BQ4845YP-A4E3 ✓ ActifComparaison des spécifications
| Paramètre | BQ4845P-A4 | BQ4845YP-A4E3 |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Clock & Timing | Clock & Timing |
| Statut du cycle de vie | Actif | Actif |
| Product Type | Parallel real-time clock and calendar with CPU supervisor | Real-time clock and calendar IC with CPU supervisor |
| Timekeeping | Seconds through years in BCD format | — |
| Calendar Range | 100 years | — |
| Crystal Interface | Direct connection for 32.768 kHz quartz crystal | — |
| Backup Battery | 3 V backup battery connection | — |
| Backup Current | Less than 500 nA in backup mode | — |
| CPU Supervision | Integrated microprocessor supervisor and reset | — |
| Watchdog | Watchdog timer function | — |
| Alarm | Alarm functionality | — |
| Daylight Saving | Daylight-saving support | — |
| Leap Year | Leap-year compensation | — |
| External SRAM Support | Write-protect and nonvolatile support for external SRAM | — |
| Conditional Chip Enable | CEOUT output | — |
| Battery Voltage Output | VOUT output | — |
| Boîtier | 28-pin DIP, 0.600 inch / 15.24 mm pitch | 28-DIP (0.600 in, 15.24 mm) |
| Interface | Parallel | — |
| Statut RoHS | [DATA_NEEDED: RoHS status] | RoHS compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | — |
| Supply Voltage Range | — | 4.5 V to 5.5 V |
| Clock Crystal Frequency | — | 32.768 kHz |
| Clock Format | — | BCD |
| Date Format | — | BCD |
| Type d'interface | — | Parallel |
| Style de montage | — | Through-hole |
| Nombre de broches | — | 28 pins |
| Plage de température de fonctionnement | — | 0 °C to 70 °C |
| Temperature Grade | — | Commercial |
| Backup Battery Support | — | 3 V backup battery connection |
| Backup Mode Clock Current | — | Less than 500 nA |
| Watchdog Timer | — | Yes, programmable timeout |
| Power-Fail Warning | — | Yes |
| Leap-Year Feature | — | Yes |
| Daylight Savings Feature | — | Yes |
| Alarm Feature | — | Yes |
| Conditional Chip Enable Output | — | CEOUT for external SRAM write protection |
| Backup Voltage Output | — | VOUT for battery-voltage monitoring |