BQ4845YS-A4N vs BQ4845YS-A4G4 Comparaison
Comparaison détaillée côte à côte de BQ4845YS-A4N par Texas Instruments et BQ4845YS-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-A4N - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845YS-A4N ✓ ActifTexas Instruments
BQ4845YS-A4G4 - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845YS-A4G4 ✓ ActifComparaison des spécifications
| Paramètre | BQ4845YS-A4N | BQ4845YS-A4G4 |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Clock & Timing | Clock & Timing |
| Statut du cycle de vie | Actif | Actif |
| Product Type | Parallel real-time clock and clock/calendar with CPU supervisor | Real-time clock and calendar with CPU supervisor |
| MPN | BQ4845YS-A4N | — |
| Manufacturer | Texas Instruments | — |
| Crystal Frequency | 32.768 kHz | — |
| Battery Voltage Range | 2.3 V to 4 V | — |
| System Supply Condition | 4.5 V to 5.5 V for the stated timekeeping-current condition | — |
| Maximum Timekeeping Current | 1.5 mA at 4.5 V to 5.5 V | — |
| Backup Clock Operation Current | Less than 500 nA | — |
| Interface | Parallel | — |
| Clock Format | BCD | BCD |
| Calendar Features | Leap year and daylight savings support | — |
| Supervisory Features | CPU supervisor and watchdog timer | — |
| Reset Features | Microprocessor reset and power-fail-related control functions | — |
| Nonvolatile Support | Battery-backup switchover and nonvolatile control for external SRAM | — |
| Backup Source | 3 V backup battery connection | — |
| Boîtier | 28-pin SOIC, 0.295 inch width, 7.50 mm | 28-SOIC (0.295 inch, 7.50 mm width) |
| Type de montage | Surface mount | Surface mount |
| Statut RoHS | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| Température de fonctionnement | [DATA_NEEDED: operating temperature range] | — |
| Pinout | 28-pin parallel real-time clock and supervisor pinout per manufacturer datasheet | — |
| RTC Interface | — | Parallel |
| Clock Crystal Frequency | — | 32.768 kHz |
| Backup Battery Voltage | — | 3 V |
| System Supply Voltage | — | 5 V |
| Date Format | — | BCD |
| Terminal Count | — | 28 terminals |
| 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 |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |