A circuit for capacitive touch applications comprising - a charge integrator, followed by a low pass-filter, - said low pass-filter, followed by a correlated double sampler, - said correlated double sampler comprising an input capacitor (Cin, C CDS), followed by a sampler and holder (S/H), - said sampler and holder (S/H), followed by an analog to digital converter - said analog to digital converter, said low pass-filter having a cut-off frequency lower than the Nyquist frequency of the sampler and holder (S/H), said low pass filter comprising said input capacitor (Cin, C CDS) and a serial resistor (R LPF+CDS),wherein said low-pass filter and said correlated double sampler are integrated in a first single block (2, LPF+CDS), wherein said analog to digital converter is a switched capacitor analog to digital converter, wherein said analog to digital converter is a multistage analog to digital converter comprising a first stage and further stages, wherein said first stage comprises a successive approximation register and a feedback digital to analog converter and wherein an amplifier is shared between said sampler and holder (S/H) and said first stage of said analog-to-digital converter, wherein said low pass filter, said correlated double sampler, said sampler and holder (S/H) and said first stage of said analog to digital converter are integrated in a second single block, wherein a capacitor (Cfb) is shared between said sampler and holder (S/H) integrated in said first stage of said analog-to-digital converter, and said first single block (2, LPF+CDS) integrating said low-pass filter and said correlated double sampler. - a charge integrator, followed by a low pass-filter, - said low pass-filter, followed by a correlated double sampler, - said correlated double sampler comprising an input capacitor (Cin, C CDS), followed by a sampler and holder (S/H), - said sampler and holder (S/H), followed by an analog to digital converter - said analog to digital converter, said low pass-filter having a cut-off frequency lower than the Nyquist frequency of the sampler and holder (S/H), said low pass filter comprising said input capacitor (Cin, C CDS) and a serial resistor (R LPF+CDS),wherein said low-pass filter and said correlated double sampler are integrated in a first single block (2, LPF+CDS), wherein said analog to digital converter is a switched capacitor analog to digital converter, wherein said analog to digital converter is a multistage analog to digital converter comprising a first stage and further stages, wherein said first stage comprises a successive approximation register and a feedback digital to analog converter and wherein an amplifier is shared between said sampler and holder (S/H) and said first stage of said analog-to-digital converter, wherein said low pass filter, said correlated double sampler, said sampler and holder (S/H) and said first stage of said analog to digital converter are integrated in a second single block, wherein a capacitor (Cfb) is shared between said sampler and holder (S/H) integrated in said first stage of said analog-to-digital converter, and said first single block (2, LPF+CDS) integrating said low-pass filter and said correlated double sampler.