CY8C22213 Datasheet, PDF (240/304 Pages) Cypress Semiconductor – PSoC Mixed Signal Array

22. Switched Capacitor Block
22.1 Architectural Description
CY8C22xxx Preliminary Data Sheet
BQTAP
C Inputs
ACMux
A Inputs
RefHi
RefLo
AGND
ARefMux
B Inputs
BMuxSC
φ₁*AutoZero
CCap
0,1,…,30,31 C
FCap
16,32 C
(φ₂+!AutoZero)
* FSW1
ACap
0,1,…,30,31 C
φ₁
φ₂+AutoZero
φ₁ *
φ₂
!AutoZero
ASign
Modulation
Inputs
Mod Bit Control
BCap
0,1,…,30,31 C
φ₂
φ₁
φ₁* FSW0
Power
OUT
AnalogBus*φ₂B
ABUS
(Comparator)
CBUS
CBUS
φ₂
φ₁
Driver
Figure 22-1. Analog Switch Cap Type C PSoC Blocks
240
Document No. 38-12009 Rev. *D
December 22, 2003