CH454DS1.PDF
| The scope of application | version | upload time | size | |
|---|---|---|---|---|
| CH454 | 1.5 | 2021-11-19 | 224KB | |
| CH454 datasheet. CH454 is used for display driver of 16-segment LED displays or 8 alphanumeric displays and for keyboard scan control, supports 17 segments x 7 digital tubes, 16 segments x 8 digital tubes and 8 segments x 16 digital tubes. | ||||
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relation files
| file name | file content |
|---|---|
| CH423DS1.PDF | CH423 datasheet. A remote I/O expander with 2-wire serial interface, used for 16 digital tube display or I/O expansion applications through two wires. The input terminal is a two-wire interface compatible with I2C, and the output terminal is an 8-bit bidirectional input/output port and a 16-bit high-current output port. |