The best replacement for lm35 is tmp36.

The best alternatives to lm35 are rated as following:
★★★★★  tmp36
★★★★★  thermistor
★★★★  ds18b20
★★★  lm335
★★  pt100
★  lm34
  ntc

Your alternative for lm35 is not listed? Suggest!
Speaking about lm35, one probably shouldn't forget about pic16f877a.

Other search terms related to lm35 and their ratings are:
★★★★★ pic16f877a
★★★★ atmega16
★★★★ atmega32
★★★ atmega8
★★ adc0808
You have in mind a companion for lm35 and it is not yet here? Propose!



Google Trends

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lm35
tmp36
thermistor