BQ4845P-A4 vs BQ4845YS-A4G4 مقارنة
مقارنة تفصيلية جنبًا إلى جنب لـ BQ4845P-A4 بواسطة Texas Instruments و BQ4845YS-A4G4 بواسطة Texas Instruments. قارن المواصفات الرئيسية والمعلمات الكهربائية والتغليف وحالة دورة الحياة والأسعار والتوافر لتحديد أفضل مكوّن لمتطلبات تصميمك.
Texas Instruments
BQ4845YS-A4G4 - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4845YS-A4G4 ✓ نشطمقارنة المواصفات
| المعامل | BQ4845P-A4 | BQ4845YS-A4G4 |
|---|---|---|
| العلامة التجارية | Texas Instruments | Texas Instruments |
| الفئة | Clock & Timing | Clock & Timing |
| حالة دورة الحياة | نشط | نشط |
| Product Type | Parallel real-time clock and calendar with CPU supervisor | Real-time clock and calendar with CPU supervisor |
| Timekeeping | Seconds through years in BCD format | — |
| Calendar Range | 100 years | — |
| Crystal Interface | Direct connection for 32.768 kHz quartz crystal | — |
| Backup Battery | 3 V backup battery connection | — |
| Backup Current | Less than 500 nA in backup mode | — |
| CPU Supervision | Integrated microprocessor supervisor and reset | — |
| Watchdog | Watchdog timer function | — |
| Alarm | Alarm functionality | — |
| Daylight Saving | Daylight-saving support | — |
| Leap Year | Leap-year compensation | — |
| External SRAM Support | Write-protect and nonvolatile support for external SRAM | — |
| Conditional Chip Enable | CEOUT output | — |
| Battery Voltage Output | VOUT output | VOUT |
| العلبة | 28-pin DIP, 0.600 inch / 15.24 mm pitch | 28-SOIC (0.295 inch, 7.50 mm width) |
| الواجهة | Parallel | — |
| حالة RoHS | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| درجة حرارة التشغيل | [DATA_NEEDED: operating temperature range] | — |
| RTC Interface | — | Parallel |
| Clock Crystal Frequency | — | 32.768 kHz |
| Backup Battery Voltage | — | 3 V |
| System Supply Voltage | — | 5 V |
| Date Format | — | BCD |
| Clock Format | — | BCD |
| Terminal Count | — | 28 terminals |
| نوع التركيب | — | Surface mount |
| Terminal Form | — | Gull wing |
| Package Shape | — | Rectangular |
| Temperature Grade | — | Commercial |
| Integrated Functions | — | RTC, calendar, CPU supervisor, watchdog timer, and nonvolatile SRAM control |
| Chip Enable Output | — | Conditional chip-enable output (CEOUT) |
| Backup Behavior | — | Backup cell powers the RTC and maintains external SRAM information in the absence of system voltage |
| Manufacturer Part Number | — | BQ4845YS-A4G4 |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |