BQ4845S-A4G4 vs BQ4845S-A4NTRG4 Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng BQ4845S-A4G4 sa pamamagitan ng Texas Instruments at BQ4845S-A4NTRG4 sa pamamagitan ng Texas Instruments. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Texas Instruments
BQ4845S-A4NTRG4 - 5V Parallel RTC with Supervisor | TI
BQ4845S-A4NTRG4 ✓ NakahandaPagsanggunian na paghahambing
| Parametro | BQ4845S-A4G4 | BQ4845S-A4NTRG4 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Kategorya | Clock & Timing | Clock & Timing |
| Katayuan ng Lifecycle | Unknown | Aktibo |
| Product Type | Real-time clock and calendar IC with CPU supervisor | Parallel real-time clock and calendar with CPU supervisor |
| Clock Interface | Parallel | — |
| Timekeeping Crystal Frequency | 32.768 kHz | — |
| Backup Battery | 3 V | — |
| Calendar Range | 100 years | 100 years |
| Packhaging | 28-SOIC, 0.295 inch width, 7.50 mm | 28-pin SOIC, 7.50 mm width |
| Uri ng Pagpapasok | Surface mount | Surface mount |
| 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 | — |
| Hanay ng Temperature na Operasyon | [DATA_NEEDED: Operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Supply Voltage Range | [DATA_NEEDED: Supply voltage range] | — |
| Kuru-kuryente ng Kapayapaan | [DATA_NEEDED: Quiescent current] | — |
| Timekeeping Accuracy | [DATA_NEEDED: Timekeeping accuracy] | — |
| Tindminan RoHS | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| 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 |
| Operating Features | — | Alarm, daylight-saving time, leap year, watchdog timer, processor reset, interrupt, and battery-low warning |
| 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 |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |