BQ4845S-A4N vs BQ4845YS-A4NTR Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng BQ4845S-A4N sa pamamagitan ng Texas Instruments at BQ4845YS-A4NTR 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-A4N - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845S-A4N UnknownTexas Instruments
BQ4845YS-A4NTR - Parallel RTC with CPU Supervisor | Texas Instruments (Tape & Reel)
BQ4845YS-A4NTR ✓ NakahandaPagsanggunian na paghahambing
| Parametro | BQ4845S-A4N | BQ4845YS-A4NTR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Kategorya | Clock & Timing | Clock & Timing |
| Katayuan ng Lifecycle | Unknown | Aktibo |
| Device Type | Real-time clock (RTC) with CPU supervisor | — |
| Timekeeping Format | Seconds through years in BCD format | — |
| Calendar Capability | 100-year calendar | — |
| Interface | Parallel SRAM-compatible clock/calendar and control interface | Parallel |
| 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 | — |
| Packhaging | 28-pin SOIC, 0.295 inch body width, 7.50 mm width | 28-pin SOIC, 0.295 inch width, 7.50 mm |
| Technology | CMOS | — |
| Terminal Count | 28 terminals | — |
| Hanay ng Temperature na Operasyon | -40 C to +85 C | — |
| Uri ng Pagpapasok | Surface mount | Surface mount |
| Tindminan RoHS | unknown | [DATA_NEEDED: RoHS status] |
| REACH Status | unknown | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | unknown | — |
| Product Type | — | Parallel real-time clock and clock/calendar with CPU supervisor |
| MPN | — | BQ4845YS-A4NTR |
| 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 |
| Clock Format | — | 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 |
| Temperature na Operasyon | — | [DATA_NEEDED: operating temperature range] |
| Pinout | — | 28-pin parallel real-time clock and supervisor pinout per manufacturer datasheet |