Voltage Reference IP for UMC
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Voltage Reference IP
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Voltage Reference IP
for UMC
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UMC 55nm ULP Bandgap / Current Reference
- 3σ 4% untrimmed voltage reference accuracy.
- 1% variation over -40ºC to 125ºC after trimming.
- 70dB low frequency PSRR.
- Trimmed, temperature compensated, 10µA reference current outputs with 3% accuracy.
- Trimmed IPTAT output currents can be provided.
- Less than 8µV noise from 0.1Hz to 10KHz.
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Bandgap reference - UMC 0.5um
- Area: 0.169mm2
- Vref (Output reference voltage): 1.25V
- Idd (Current consumption): 50uA
- PSRR (Power supply ripple rejection ratio): 80dB
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Low-power bandgap - UMC 0.18um
- Area: 0.1mm2
- Vref (Output reference voltage): 0.7V
- Idd (Current consumption): 10uA
- PSRR (Power supply ripple rejection ratio): 40dB
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Low-Power Bandgap Reference Circuit - UMC 0.09um
- Area: 0.108mm2
- Vref (Output reference voltage): 0.7V
- Idd (Current consumption): 10uA
- PSRR (Power supply ripple rejection ratio): 40dB