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Cypress CY8C20396, CY8C20x36, CY8C20x46, CY8C20x66 CY8C20x36/46/66, CY8C20396

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CY8C20x36/46/66, CY8C20396

Document Number: 001-12696 Rev. *D Page 2 of 34

Block Diagram

CAPSENSE

SYSTEM

1K/2K

SRAM

Interrupt

Controller Sleep and

Watchdog

Multiple Clock Sources

Internal Low Speed Oscillator (ILO)

6/12/24 MHz Internal Main Oscillator

(IMO)

PSoC CORE

CPU Core (M8C)

Supervisory ROM (SROM) 8K/16K/32K Flash

Nonvolatile Memory

SYSTEM RESOURCES

SYSTEM BUS

Analog

Reference

SYSTEM BUS

Port 3 Port 2 Port 1 Port 0

CapSense

Module

Global Analog Interconnect

1.8/2.5/3V

LDO

Analog

Mux

Two

Comparators

I2C

Slave

SPI

Master/

Slave

POR

and

LVD

USB System

Resets

Internal

Voltage

References

Three 16-Bit

Programmable

Timers

PWRSYS

(Regulator)

Port 4

Digital

Clocks

[+] Feedback

Contents

Main CapSense Applications Features CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev. *D Page 2 of 34 SYSTEM RESOURCES Block Diagram CAPSENSE SYSTEM CY8C20x36/46/66, CY8C20396 PSoC Functional Overview PSoC Core CapSense Analog System CY8C20x36/46/66, CY8C20396 Additional System Resources Getting Started Application Notes Development Kits Development Tools PSoC Designer Software Subsystems CY8C20x36/46/66, CY8C20396 Designing with PSoC Designer Select Components Configure Components Organize and Connect Document Conventions Acronyms Used Units of Measure Numeric Naming CY8C20x36/46/66, CY8C20396 Pinouts 16-Pin QFN CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev. *D Page 9 of 34 24-Pin QFN QFN 24-Pin QFN with USB Pinout Table 4. Pin Definitions - CY8C20396 PSoC Device Figure 4. CY8C20396 PSoC Device QFN 32-Pin QFN QFN (Top View) Document Number: 001-12696 Rev. *D Page 12 of 34 48-Pin QFN Table 6. Pin Definitions - CY8C20666 PSoC Device Pin Name Description Figure 6. CY8C20666 PSoC Device QFN 48-Pin SSOP SSOP Table 7. Pin Definitions - CY8C20566 PSoC Device Pin No. Pin No. Name Description Figure 7. CY8C20566 PSoC Device 48-Pin QFN OCD Name Description Figure 8. CY8C20066 PSoC Device QFN Electrical Specifications Valid Operating Region Comparator User Module Electrical Specifications ADC Electrical Specifications Absolute Maximum Ratings Operating Temperature DC Chip-Level Specifications DC General Purpose IO Specifications Page CY8C20x36/46/66, CY8C20396 DC Analog Mux Bus Specifications DC Low Power Comparator Specifications DC POR and LVD Specifications DC Programming Specifications AC Chip-Level Specifications AC General Purpose IO Specifications AC Comparator Specifications AC Analog Mux Bus Specifications AC External Clock Specifications AC Programming Specifications AC SPI Specifications AC I2C Specifications SDA SCL SSr SP T T T T T T T T Packaging Information Figure 16. 32-Pin (5x5 x 0.6 mm) QFN Figure 17. 48-Pin (300 MIL) SSOP 0.004 BOTTOM VIEW TOP VIEW SIDE VIEW Thermal Impedances Solder Reflow Peak Temperature Development Tool Selection Software Development Kits Evaluation Tools Device Programmers Accessories (Emulation and Programming) Third-Party Tools Build a PSoC Emulator into Your Board Ordering Information Document History Page Sales, Solutions, and Legal Information Worldwide Sales and Design Support Products PSoC Solutions