Contents
Cypress Semiconductor Corporation 198 Champion Court
Features
Logic Block Diagram
Digital System
PSoC Functional Overview
PSoC Core
Analog System
Analog System Block Diagram
Consultants Technical Support Application Notes
PSoC Device Characteristics PSoC Part
Getting Started
Additional System Resources
Design Browser
Development Tools
PSoC Designer Software Subsystems
Device Editor
Application Editor
Designing with User Modules
Hardware Tools
Device Editor
Numeric Naming
Document Conventions
Acronyms Used
Units of Measure
3SOIC
Pinouts
Pin Part Pinoutt
2PDIP
SDA, ISSP-SDATA
Pin Part Pinout
Pin Definitions 20-Pin PDIP, SSOP, and Soic
SCL, ISSP-SCLK
CY8C24423A 28-Pin PSoC Device
Active High External Reset with Internal
Extclk
Switch Mode Pump SMP Connection
Pin Definitions 32-Pin QFN
To External Components required
Not for Production
OCD
OCD Cclk
OCD Hclk
Abbreviations Used
Register Reference
Register Conventions
Register Mapping Tables
Register Map Bank 0 Table User Space
Name Addr Access Hex
Register Map Bank 1 Table Configuration Space
ACB01CR2 Cpuf CPUSCR1 CPUSCR0
Units of Measure Symbol Unit of Measure
Electrical Specifications
Absolute Maximum Ratings
Operating Temperature
Absolute Maximum Ratings Symbol Description Min Typ Units
Operating Temperature Symbol Description Min Typ Max Units
DC Chip-Level Specifications
DC Electrical Characteristics
DC General Purpose IO Specifications
Psrr OA
DC Operational Amplifier Specifications
Average Input Offset Voltage Drift
LPC voltage offset Document Number 38-12028 Rev. *I
DC Low Power Comparator Specifications
Low power comparator LPC reference Vdd Voltage range
LPC supply current
Psrr OB
DC Analog Output Buffer Specifications
DC Switch Mode Pump Specifications
Output Voltage Ripple depends on
Switching Frequency MHz
Switching Duty Cycle
Agnd = 2 x BandGap Not Allowed Agnd = P24 P24 = Vdd/2
DC Analog Reference Specifications
Bandgap Voltage Reference Agnd = Vdd/2
Agnd = 2 x BandGap BG + Agnd = P24 P24 = Vdd/2
CY8C24123A CY8C24223A, CY8C24423A
DC POR, SMP, and LVD Specifications
DC Analog PSoC Block Specifications
DC Programming Specifications
DC24M
AC Electrical Characteristics
AC Chip-Level Specifications
MHz Duty Cycle Jitter12M1P MHz Period Jitter IMO
MHz Refer to the AC Digital Block Nominal Specifications
CPU Frequency 2.7V Nominal
DC12M
32K Select
Enable
Gain
AC General Purpose IO Specifications
NV/rt-Hz
AC Operational Amplifier Specifications
Noise at 1 kHz Power = Medium, Opamp Bias = High
BW OA
CY8C24123A CY8C24223A, CY8C24423A
Typical Agnd Noise with P24 Bypass
Spim
AC Low Power Comparator Specifications
AC Digital Block Specifications
Crcprs
CRC
PRS
BW OB
AC Analog Output Buffer Specifications
Large Signal Bandwidth, 1V pp, 3dB BW, 100 pF Load
AC External Clock Specifications
AC I2C Specifications
AC Programming Specifications
Pulse Width of spikes are suppressed by Input filter
Setup Time for Stop Condition
Bus Free Time Between a Stop and Start Condition
Packaging Information
Packaging Dimensions
Pin 150-Mil Soic
Pin 210-Mil Ssop
51-85014 *D
Pin 5x5 mm QFN
Pin Sawn QFN Package
Thermal Impedances
Capacitance on Crystal Pins
Solder Reflow Peak Temperature
Typical Package Capacitance on Crystal Pins
Evaluation Tools
Development Tool Selection
Software
Development Kits
Third Party Tools Build a PSoC Emulator into Your Board
Accessories Emulation and Programming
Emulation and Programming Accessories
Device Programmers
Sawn QFN
Ordering Information
Ordering Code Definitions
Orig. Submission Description of Change Date
Document History
USB
Sales, Solutions, and Legal Information
Worldwide Sales and Design Support Products PSoC Solutions