ZHCSR58E April 2005 – October 2022 MAX3243E
PRODUCTION DATA
Figure 9-1 through 9-3 show the device functional modes.
| INPUTS(1) | OUTPUT | DRIVER STATUS | |||
|---|---|---|---|---|---|
| DIN | FORCEON | FORCEOFF | VALID RIN RS-232 LEVEL | DOUT | |
| X | X | L | X | Z | Powered off |
| L | H | H | X | H | Normal operation with auto-powerdown disabled |
| H | H | H | X | L | |
| L | L | H | Yes | H | Normal operation with auto-powerdown enabled |
| H | L | H | Yes | L | |
| X | L | H | No | Z | Powered off by auto-powerdown feature |
| INPUTS(1) | OUTPUT | RECEIVER STATUS | ||||
|---|---|---|---|---|---|---|
| RIN | FORCEON | FORCEOFF | ROUT | |||
| X | X | L | Z | Powered off | ||
| L | X | H | H | Normal operation with auto-powerdown disabled/enabled | ||
| H | X | H | L | |||
| Open | X | H | H | |||
| INPUTS(1) | OUTPUTS | OUTPUT STATUS | ||||
|---|---|---|---|---|---|---|
| VALID RIN RS-232 LEVEL | RIN2 | FORCEON | FORCEOFF | INVALID | ROUT2B | |
| Yes | L | X | X | H | L | Always active |
| Yes | H | X | X | H | H | |
| Yes | Open | X | X | H | L | |
| No | Open | X | X | L | L | |