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| TYPE | DESCRIPTION |
| Mfr | Texas Instruments |
| Series | - |
| Package | Tube |
| Part Status | Obsolete |
| Number of I/O | 16 |
| Interface | I²C, SMBus |
| Interrupt Output | Yes |
| Features | POR |
| Output Type | Push-Pull |
| Current - Output Source/Sink | 10mA, 25mA |
| Clock Frequency | 400 kHz |
| Voltage - Supply | 2.3V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 24-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 24-TSSOP |
| Base Product Number | PCA9539 |
