BQ4845S-A4 vs BQ4845S-A4NTRG4 Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng BQ4845S-A4 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-A4 - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845S-A4 ✓ NakahandaTexas Instruments
BQ4845S-A4NTRG4 - 5V Parallel RTC with Supervisor | TI
BQ4845S-A4NTRG4 ✓ NakahandaPagsanggunian na paghahambing
| Parametro | BQ4845S-A4 | BQ4845S-A4NTRG4 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Kategorya | Clock & Timing | Clock & Timing |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Product Type | Parallel real-time clock with CPU supervisor | Parallel real-time clock and calendar with CPU supervisor |
| Timekeeping Format | BCD, seconds through years | — |
| Crystal Frequency | 32.768 kHz | 32.768 kHz |
| Backup Battery | 3 V | — |
| Backup Clock Current | Less than 500 nA | — |
| Interface | Parallel | — |
| Integrated Functions | RTC, CPU supervisor, watchdog timer, reset, interrupts, battery-low warning | — |
| Nonvolatile SRAM Control | External SRAM write protection and switchover control | — |
| Battery-Backup Switchover | On-chip | — |
| CEOUT Function | Conditional chip enable output | — |
| VOUT Function | Battery voltage output | — |
| Packhaging | 28-pin SOIC | 28-pin SOIC, 7.50 mm width |
| Package Body Width | 7.50 mm | — |
| Package Length | 0.295 inch | — |
| Uri ng Pagpapasok | Surface mount | Surface mount |
| Application Categories | Industrial control systems, point-of-sale terminals, data loggers, computers, fax machines, copiers | — |
| Current Price | [DATA_NEEDED: current distributor unit price] | — |
| Hanay ng Temperature na Operasyon | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| 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 |
| 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 |
| 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 |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |