AD5254BRUZ10

 

 

AD5253: quad 64-position resolution 

AD5254: quad 256-position resolution 

1 kΩ, 10 kΩ, 50 kΩ, 100 kΩ 

Nonvolatile memory1

 stores wiper settings w/write protection 

Power-on refreshed to EEMEM settings in 300 µs typ 

EEMEM rewrite time = 540 µs typ 

Resistance tolerance stored in nonvolatile memory 

12 extra bytes in EEMEM for user-defined information 

C-compatible serial interface 

Direct read/write access of RDAC2

 and EEMEM registers 

Predefined linear increment/decrement commands 

Predefined ±6 dB step change commands 

Synchronous or asynchronous quad-channel update 

Wiper setting readback 

4 MHz bandwidth—1 kΩ version 

Single supply 2.7 V to 5.5 V 

Dual supply ±2.25 V to ±2.75 V 

2 slave address-decoding bits allow operation of 4 devices 

100-year typical data retention, TA = 55°C 

Operating temperature: –40°C to +105°C 

 

 

 

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