Part A
PCF8574PW
텍사스 인스트루먼트(주)
- Lifecycle
- Active
- Stock
- 1212 PCS
- Series
- 인터페이스-I-O 확장기
Parts at a glance
Part B
PCF85263ATT/AJ
은지포미국주식회사
- Lifecycle
- Active
- Stock
- 9950 PCS
- Series
- 시계 타이밍 - 실시간 시계
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Full specification comparison
Use manufacturer datasheets as the final authority.
| Specification | PCF8574PW | PCF85263ATT/AJ |
|---|---|---|
| Part Status | Obsolete | Active |
| Digi Key Programmable | Not Verified | Not Verified |
| Type | - | Clock/Calendar |
| Features | POR | Alarm, Leap Year, Watchdog Timer |
| Time Format | - | HH:MM:SS:hh (12/24 hr) |
| Date Format | - | YY-MM-DD-dd |
| Interface | I2C | I2C, 2-Wire Serial |
| Voltage - Supply | 2.5V ~ 6V | 0.9V ~ 5.5V |
| Voltage - Supply, Battery | - | 0.9V ~ 5.5V |
| Current - Timekeeping (Max) | - | 0.885µA @ 3.3V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Base Product Number | PCF8574 | PCF85263 |
| Number of I/O | 8 | - |
| Interrupt Output | Yes | - |
| Output Type | Push-Pull | - |
| Current - Output Source / Sink | 1mA, 25mA | - |
| Clock Frequency | 100 kHz | - |
| Packaging | Tube | - |