BQ4845S-A4NTRG4 vs BQ4845S-A4N Comparación
Comparación detallada lado a lado de BQ4845S-A4NTRG4 por Texas Instruments y BQ4845S-A4N por Texas Instruments. Compare las especificaciones clave, los parámetros eléctricos, el encapsulado, el estado del ciclo de vida, los precios y la disponibilidad para determinar el mejor componente para los requisitos de su diseño.
Texas Instruments
BQ4845S-A4N - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845S-A4N UnknownComparación de especificaciones
| Parámetro | BQ4845S-A4NTRG4 | BQ4845S-A4N |
|---|---|---|
| Marca | Texas Instruments | Texas Instruments |
| Categoría | Clock & Timing | Clock & Timing |
| Estado del ciclo de vida | Activo | Unknown |
| Product Type | Parallel real-time clock and calendar with CPU supervisor | — |
| Main Supply Voltage Range | 4.75 V to 5.5 V | — |
| Backup Battery Voltage Range | 2.3 V to 4 V | — |
| Crystal Frequency | 32.768 kHz | — |
| Clock Format | BCD | — |
| Date Format | BCD | — |
| Host Interface | Parallel | — |
| Encapsulado | 28-pin SOIC, 7.50 mm width | 28-pin SOIC, 0.295 inch body width, 7.50 mm width |
| Tipo de montaje | Surface mount | Surface mount |
| Operating Features | Alarm, daylight-saving time, leap year, watchdog timer, processor reset, interrupt, and battery-low warning | — |
| Calendar Range | 100 years | — |
| Backup Clock Operating Current | Less than 500 nA | — |
| Watchdog Input Bias | Approximately 1.6 V through a 100 kilohm-equivalent internal resistor network | — |
| Battery Voltage Output | VOUT output available | — |
| External SRAM Control | CEOUT write-protection output available | — |
| Power-Fail Behavior | Watchdog disabled and WDI disconnected from the internal resistor network below the power-fail threshold | — |
| Estado RoHS | [DATA_NEEDED: RoHS status] | unknown |
| REACH Status | [DATA_NEEDED: REACH status] | unknown |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | unknown |
| Rango de temperatura de funcionamiento | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Device Type | — | Real-time clock (RTC) with CPU supervisor |
| Timekeeping Format | — | Seconds through years in BCD format |
| Calendar Capability | — | 100-year calendar |
| Interfaz | — | Parallel SRAM-compatible clock/calendar and control interface |
| Clock Crystal Frequency | — | 32.768 kHz |
| Backup Battery | — | 3 V |
| Backup Mode Clock Current | — | Less than 500 nA |
| NVSRAM Control | — | On-chip battery-backup switchover with nonvolatile external-SRAM control |
| Supervisory Functions | — | CPU supervisor, watchdog timer, and microprocessor reset features |
| Programmable Interrupts | — | Yes |
| Alarm Support | — | Yes |
| Daylight Saving Time | — | Yes |
| Leap-Year Handling | — | Yes |
| Battery Low Warning | — | Yes |
| Technology | — | CMOS |
| Terminal Count | — | 28 terminals |