BQ4845YP-A4 vs BQ4845S-A4NTR مقایسه
مقایسه دقیق کنار به کنار BQ4845YP-A4 توسط Texas Instruments و BQ4845S-A4NTR توسط Texas Instruments. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
Texas Instruments
BQ4845YP-A4 - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845YP-A4 UnknownTexas Instruments
BQ4845S-A4NTR - Parallel RTC with CPU Supervisor | Texas Instruments (Tape & Reel)
BQ4845S-A4NTR Unknownمقایسه مشخصات
| پارامتر | BQ4845YP-A4 | BQ4845S-A4NTR |
|---|---|---|
| برند | Texas Instruments | Texas Instruments |
| دسته‌بندی | Clock & Timing | Clock & Timing |
| وضعیت چرخه عمر | Unknown | Unknown |
| Product Type | Parallel real-time clock and calendar with CPU supervisor | — |
| ولتاژ تغذیه | 5 V | — |
| Backup Battery Voltage | 3 V | — |
| Crystal Frequency | 32.768 kHz | — |
| Clock Accuracy | [DATA_NEEDED: clock accuracy] | — |
| Calendar Format | BCD, counting seconds through years | — |
| رابط | Parallel | Parallel SRAM-compatible clock/calendar and control interface |
| Real-Time Clock Count | 1 timer | — |
| Backup Operating Current | Less than 500 nA | — |
| Alarm Function | Yes | — |
| Daylight Savings Correction | Yes | — |
| Leap-Year Calculation | Yes | — |
| Watchdog Timer | Yes | — |
| Microprocessor Reset | Yes | — |
| Battery Low Warning | Yes | Yes |
| External SRAM Control | Nonvolatile write-protect and backup-retention control | — |
| Conditional Chip Enable Output | CEOUT | — |
| Battery Voltage Output | VOUT | — |
| بسته‌بندی | 28-DIP, 0.600 inch (15.24 mm) | 28-pin SOIC, 0.295 inch body width, 7.50 mm width |
| نوع نصب | Through-hole | Surface mount |
| Termination Count | 28 | — |
| RoHS Compliance | RoHS compliant | — |
| محدوده دمای کاری | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| Supplier Lifecycle Status | [DATA_NEEDED: lifecycle status] | — |
| Device Type | — | Real-time clock (RTC) with CPU supervisor |
| Timekeeping Format | — | Seconds through years in BCD format |
| Calendar Capability | — | 100-year calendar |
| 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 |
| Technology | — | CMOS |
| Terminal Count | — | 28 terminals |
| وضعیت RoHS | — | unknown |
| REACH Status | — | unknown |
| AEC-Q100 Qualification | — | unknown |