卤10kV ESD-Protected, Quad 5V RS-485/RS-422 Transmitters
+3.3V, 卤15kV ESD-Protected, Fail-Safe, Hot-Swap, RS-485/RS-4...
+3.3V, 卤15kV ESD-Protected, Fail-Safe, Hot-Swap, RS-485/RS-4...
Phantom Time Chip
256k Nonvolatile SRAM with Battery Monitor
Parallel-Interface Elapsed Time Counter