BQ32000DR vs DS1307+ Comparação
Comparação detalhada lado a lado de BQ32000DR por Texas Instruments e DS1307+ por Maxim Integrated. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Texas Instruments
BQ32000DR - Serial RTC with Battery Backup, I2C, 8-SOIC | Texas Instruments
BQ32000DR ✓ Ativo
Comparação de especificações
| Parâmetro | BQ32000DR | DS1307+ |
|---|---|---|
| Marca | Texas Instruments | Maxim Integrated |
| Categoria | Clock & Timing | Clock & Timing |
| Status do ciclo de vida | Ativo | Ativo |
| Função | Serial Real-Time Clock (RTC) with battery backup and trickle charger | — |
| Serial Interface | I2C, 2-wire, up to 400 kHz | I2C, 2-wire, bidirectional |
| Operating Supply Voltage (VCC) | 3.0 V to 3.6 V | — |
| Backup Supply Voltage | 1.3 V to 4.0 V (capacitor or non-rechargeable battery) | — |
| Backup Supply Current | [DATA_NEEDED: typical nA-level RTC backup current] | — |
| Crystal Frequency | 32.768 kHz | — |
| Calibration Adjustment Range | -63 ppm to +126 ppm (programmable) | — |
| Time Format | HH:MM:SS, day-of-week, day, month, year (BCD) | — |
| Oscillator-Fail Detection | Yes (OF flag in status register) | — |
| Backup Switchover | Automatic, integrated trickle charger | — |
| Faixa de temperatura de operação | -40 C to +85 C | — |
| Encapsulamento | 8-SOIC (3.90 mm / 0.154 in body width) | 8-DIP (0.300 inch, 7.62 mm) |
| Tipo de montagem | Surface Mount | Through-hole |
| Nível MSL | 1 (per PartGenie summary) | — |
| Status RoHS | Compliant (Yes) | unknown |
| Device Type | — | Serial real-time clock with nonvolatile SRAM |
| Register Organization | — | 64 x 8 |
| Clock/Calendar Data | — | Full BCD seconds, minutes, hours, day, date, month, and year |
| Nonvolatile SRAM | — | 56 bytes |
| Tensão de alimentação | — | 5 V |
| External Timebase | — | 32.768 kHz crystal |
| End-of-Month Adjustment | — | Automatic |
| I2C Address | — | 0x68 |
| Data Format | — | Binary-coded decimal (BCD) |
| Temperatura de operação | — | [DATA_NEEDED: operating temperature range] |
| Corrente de repouso | — | [DATA_NEEDED: quiescent current] |
| I2C Bus Speed | — | [DATA_NEEDED: I2C bus speed] |
| Crystal Load | — | [DATA_NEEDED: crystal load capacitance] |
| Battery-Backed Operation | — | [DATA_NEEDED: battery-backed supply current] |
| REACH Status | — | unknown |
| AEC-Q100 Qualification | — | unknown |