WD3138

Will Semiconductor Ltd.

6

Jun, 2015 - Rev. 1.0

Low Time Low Bit

Logic 0

360

μs

High Time High Bit

Logic 1

360

μs

Low Time High Bit

Logic 1

2

180

μs

Acknowledge Output Voltage

Low

Open Drain,

0.4

V

Acknowledge Valid Time

Note 2

2

μs

Duration of Acknowledge

Condition

Note 2

512

μs

Thermal Shutdown

Thermal Shutdown

Temperature

160

°C

30

°C

Shutdown Delay

ms

Note 2: Acknowledge condition active 0, this condition will only be applied in case the RFA bit is set. Open

drain output, line needs to be pulled high by the host with resistor load