cxm12
Newbie level 2
hybrid dac
I am working on a 10-bit sar adc that uses cap and resistor ladder. 8 msb for the resistor ladder and 2 lsb for cap array. The spec is 0.5lsb dnl, don't care about snr...
What are the matching requirements for the resistor and cap and how to analyze them?
Can anyone help?
I am working on a 10-bit sar adc that uses cap and resistor ladder. 8 msb for the resistor ladder and 2 lsb for cap array. The spec is 0.5lsb dnl, don't care about snr...
What are the matching requirements for the resistor and cap and how to analyze them?
Can anyone help?