DS1338Z-33+ vs DS1501WEN+ 对比
详细并排对比 DS1338Z-33+ 出自 Analog Devices 和 DS1501WEN+ 出自 Analog Devices。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | DS1338Z-33+ | DS1501WEN+ |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | Clock & Timing | Clock & Timing |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.00 | $5.45 |
| Device Type | Real-time clock and calendar IC | — |
| Supply Voltage Range | 3 V to 5.5 V | — |
| Serial Interface | I²C, 2-wire serial | — |
| Calendar Format | Full binary-coded decimal (BCD) | — |
| Nonvolatile Memory | 56 bytes NV SRAM | — |
| Stored Time Fields | Seconds, minutes, hours, day, date, month, and year | — |
| Month-End Handling | Automatic adjustment for months with fewer than 31 days | — |
| 封装 | 8-SOIC, 0.154 inch, 3.90 mm width | 28-TSSOP (11.80 mm width, 0.65 mm pitch) |
| 安装类型 | Surface mount | Surface Mount |
| Temperature Format | HH:MM:SS, 12-hour and 24-hour | — |
| Date Format | YY-MM-DD-dd | YY-MM-DD (Y2K-compliant with century register) |
| Backup Timekeeping | Battery backup | — |
| Square-Wave Output | Available | — |
| Programmable I²C Address | [DATA_NEEDED: programmable I2C address configuration] | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| I²C Maximum Bus Frequency | [DATA_NEEDED: I2C maximum bus frequency] | — |
| RTC Accuracy | [DATA_NEEDED: RTC accuracy] | — |
| Operating Current | [DATA_NEEDED: operating current] | — |
| NV SRAM Write Endurance | [DATA_NEEDED: NV SRAM write endurance] | — |
| 功能 | — | Real-Time Clock (RTC) with alarm, watchdog, NV SRAM |
| 存储容量 | — | 256 bytes NV SRAM |
| Time Format | — | HH:MM:SS (BCD) |
| 接口 | — | Parallel (byte-wide) |
| Supply Voltage (VCC) | — | 3.0 V to 3.6 V (3.3 V typ) |
| Battery Supply (VBAT) | — | 2.5 V to 3.7 V (typ coin cell) |
| Oscillator Frequency | — | 32.768 kHz |
| Programmable Alarms | — | Day-of-week / date / time |
| Watchdog Timer | — | Yes (programmable timeout) |
| Power-On Reset | — | Yes |
| Battery Monitor | — | Yes (switchover + low-battery flag) |
| 工作温度 | — | -40 C to +85 C |
| MSL 等级 | — | 1 |
| RoHS 状态 | — | Compliant |
| Lead-Free | — | Yes |