AS1507 Datasheet | austriamicrosystems AG

.. D u a l 2 5 6 - Ta p D i g i ta l P o t e n t i o m e t e r w i t h S P I I n t e r f a c e and High Endurance EEPROM D a ta S he e t 1 General Description The AS1507 is a linear, dual 256-tap digital potentiometer specifically designed to replace discrete/mechanical potentiometers and is ideal for applications requiring a low-temperature-coefficient variable resistor. The device is controlled via a 3-wire SPI-patible interface and Features an internal EEPROM for storing wiper positions. Several device variants are available differentiated by end-to-end resistance as shown in Table 1 (see also Ordering Information on page 16). Table 1. Standard Products...