RAL Template

1
CALICE front-end update
06 September 2006
2
In pixel CDS. Starting point
Proposed by Kleinfelder et al.
It does an in-pixel CDS
3
In pixel CDS. Switched capacitor version
Only 1 source follower
4
In pixel CDS. Switched capacitor version
CDS OK Gain SF ? 0.8-0.9 Requires sampling
5
In pixel CDS. Switched capacitor.
6
In pixel CDS. Charge amplifier
Similar CDS. Charge amplifier to provide gain
7
In pixel CDS. Charge amplifier
8
In pixel CDS. Charge amplifier
Similar CDS. Charge amplifier to provide gain
9
In pixel CDS. Charge amplifier. Summary.

• CDS ?
• Gain to be studied with correct pixel
  layout/capacitances
• Power to be optimised
• Bias to be optimised
• Parameters fluctuations to be studied

10
In pixel CDS. Charge amplifier
Similar CDS. Charge amplifier to provide gain