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Cypress CY8C20x66 - page 1
CapSense™ Applications CY8C20x36/46/ 66, CY8C20396 Cypress Semiconductor Corpora tion • 198 Champion Court • San Jose , CA 95134-1709 • 408-943-2600 Document Number: 001-12696 Rev . *D Revised March 17, 2009 Features ■ 1.71V to 5.5V Operating Range ■ Low Power CapSense™ Bl ock ❐ Configurable Capaciti ve Sensing Elements ❐ Supports ...
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Cypress CY8C20x66 - page 2
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 Lo w Speed Oscilla tor (ILO) 6/12/24 MHz Internal Main Oscillato r (IMO) PSoC CORE CPU Core (M8C ) Supervisory ROM (SROM) 8K/16K/32K Fl ash Nonvolatile Memo ry S ...
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Cypress CY8C20x66 - page 3
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 3 of 34 PSoC ® Functional Overview The PSoC family consists of on-chip Controller devi ces. These devices are designed to repla ce multiple traditional MCU-based components with one, low cost single-chip progra mmable component. A PSoC device incl udes configurable ana log and dig ...
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Cypress CY8C20x66 - page 4
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 4 of 34 Additional System Resources System Resources, some of which a re listed in the previous sections, provide additio nal capability useful to complete systems. Additional resources in clude low voltage detection and power on reset. The merits of each system resource are listed ...
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Cypress CY8C20x66 - page 5
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 5 of 34 Development T ools PSoC Designer™ is a Microsoft ® Windows-based, integrated developmen t environment fo r the Programma ble System-on- Chip (PSoC) devices. The PSoC Designer IDE and application runs on Windows XP and Windows Vista. This system provides design database m ...
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Cypress CY8C20x66 - page 6
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 6 of 34 Designing with PSoC Designer The development p rocess for the PSo C device differs from th at of a traditional fi xed function microprocessor . The co nfigurable analog and digital hardware blocks give th e PSoC architecture a unique flexibility that pays divi dends in mana ...
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Cypress CY8C20x66 - page 7
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 7 of 34 Document Conventions Acronyms Used The following table lists the acronyms that are used in this document. Units of Measure A units of measure table is locat ed in the Electrical S pecifications section. T able 9 on page 15 lists all the abbreviatio ns used to measure the PS ...
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Cypress CY8C20x66 - page 8
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 8 of 34 Pinout s The CY8C20x36/46/66, CY8C 20396 PSoC device is available in a variety of packages which are listed an d illustrated in th e follow ing tables. Every port pin (labeled with a “P”) is capable of Digital IO and conn ection to the common analog bus. However, Vss, V ...
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Cypress CY8C20x66 - page 9
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 9 of 34 24-Pin QFN Note 3. The center p ad (CP) on the QFN p ackage mu st be connected t o gr ound (Vss) for be st mechanical, thermal, an d electrical p erform an ce. If not connected t o ground , it must be electrically floate d and not connected to any other sign al. T able 3. P ...
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Cypress CY8C20x66 - page 10
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 10 of 34 24-Pin QFN with USB Pinout T able 4. Pin Definitions - CY8C20396 PSoC Device [2, 3] Pin No. Ty p e Nam e Descrip tion Digital Ana log 1 IO I P2[5] 2 IO I P2[3] 3 IO I P2[1] 4 IOHR I P1[7] I2C SCL, SPI SS 5 IOHR I P1[5] I2C SDA, SPI MISO 6 IOHR I P1[3] SPI CLK 7 IOHR I P1[1 ...
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Cypress CY8C20x66 - page 11
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 1 1 of 34 32-Pin QFN T able 5. Pin Definitions - CY8C20436/46/66 PSoC Device [2, 3] Pin No. Ty p e Name Description Figure 5. CY8C204 36/46/66 PSoC Device Digital Analog 1 IOH I P0[1] Integrating input 2 IO I P2[7] 3 IO I P2[5] Cryst al output (XOut) 4 IO I P2[3] Cry stal input (XI ...
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Cypress CY8C20x66 - page 12
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 12 of 34 48-Pin QFN T able 6. Pin Definitions - CY8C20666 PSoC Device [2, 3] Pin No. Digit al Analog Name Description Figure 6. C Y8C20666 PSoC De vice 1 NC No connection 2 IO I P2[7] 3 IO I P2[5] Crystal output (XOut) 4 IO I P2[3] Crystal i nput (XIn) 5 IO I P2[1] 6 IO I P4[3] 7 I ...
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Cypress CY8C20x66 - page 13
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 13 of 34 48-Pin SSOP T able 7. Pin Definitions - CY8C20566 PSoC Device [2] Pin No. Digit al Analog Name Description Fi gu re 7. CY8C20566 PSoC Device 1 IOH IO P0[7] 2 IOH IO P0[5] 3 IOH IO P0[3] 4 IOH IO P0[1] 5 IO IO P2[7] 6 IO IO P2[5] XT AL Out 7 IO IO P2[3] XT AL In 8 IO IO P2[ ...
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Cypress CY8C20x66 - page 14
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 14 of 34 48-Pin QFN OCD The 48-pin QFN part is for the CY8C20066 On-Chip Deb ug (OCD) PSo C device. Note that this part is only used for in-circuit debugging. [4] T able 8. Pin Definitions - CY8C20066 PSoC Device [2, 3] Pin No. Digit al Analog Name Description Figur e 8. CY8C20066 ...
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Cypress CY8C20x66 - page 15
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 15 of 34 Electrical Specifications This section presents the DC and AC electr ical specifications of the CY8C20x36/46 /66, CY8C20396 PSoC devices. For the latest electrical specifications, confirm that you have the most recent data sheet by visiting the web at http://www .cypress.c ...
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Cypress CY8C20x66 - page 16
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 16 of 34 Comp arator User Module Elect rica l Spec ifications The following table lists the guaranteed maximum and minimum spec ifications. Unless stated otherwise, the specification s are fo r the entire device voltage and temperature operating range: –40 °C <= T A <= 85? ...
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Cypress CY8C20x66 - page 17
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 17 of 34 Absolute M aximum Ra tings Exceeding maximum ratings may shorten the useful li fe of the device. User guidelines are not teste d. Operating T emperature DC Chip-Level Specifications The following table lists guaranteed maximum and minimum spec ifications for the entire vol ...
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Cypress CY8C20x66 - page 18
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 18 of 34 DC General Purpose IO Specifications The following tables list guaranteed maximum an d minimum specificat io ns for the voltage and temperature ra nges: 3.0V to 5.5 V an d –40°C ≤ T A ≤ 85°C, 2.4V to 3.0V and –40°C ≤ T A ≤ 85°C, or 1.71V to 2.4V and –40° ...
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Cypress CY8C20x66 - page 19
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 19 of 34 T able 16. 2.4V to 3.0V DC GPIO Specifications Symbol Description Conditions Min Ty p Max Unit s R PU Pull up Resistor 4 5.6 8 k Ω V OH1 High Output V oltage Port 2 or 3 Pins IOH < 10 μ A, maximum of 10 mA source current i n al l IOs Vdd - 0.2 – – V V OH2 High Out ...
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Cypress CY8C20x66 - page 20
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 20 of 34 DC Analog Mux Bus Specifications The following table lists guaranteed maximum and minimum spec ifications for the entire voltage and temperature ranges. DC Low Power Comparat or S pecifications The following table lists guaranteed maximum and minimum spec ifications for th ...
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Cypress CY8C20x66 - page 21
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 21 of 34 DC POR and L VD Specifications The following table lists guaranteed maximum and minimum specif ications for the entire voltage and temperature ranges. DC Programming Sp ecifications The following table lists guaranteed maximum and minimum spec ifications for the entire vol ...
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Cypress CY8C20x66 - page 22
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 22 of 34 AC Chip-Level Specifications The following table lists guaranteed maximum and minimum spec ifications for the entire voltage and temperature ranges. AC General Purpose IO Specifications The following table lists guaranteed maximum and minimum spec ifications for the entire ...
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Cypress CY8C20x66 - page 23
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 23 of 34 Figure 1 1. GPIO Timing Diagram AC Comparator Specifications The following table lists guaranteed maximum and minimum spec ifications for the entire voltage and temperature ranges. AC Analog Mux Bus Specifications The following table lists guaranteed maximum and minimum sp ...
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Cypress CY8C20x66 - page 24
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 24 of 34 AC External Clock Specific at io n s The following table lists guaranteed maximum and minimum spec ifications for the entire voltage and temperature ranges. AC Programming Sp ecifications Figure 12. AC W aveform The following table lists the guaranteed maximum and minimum ...
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Cypress CY8C20x66 - page 25
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 25 of 34 AC SPI Specif ications The following table lists guaranteed maximum and minimum specific ations for the en tire voltage and temperature ranges. AC I 2 C S pecifications The following table lists guaranteed maximum and minimum specif ications for the entire voltage and temp ...
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Cypress CY8C20x66 - page 26
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 26 of 34 Packaging Information This section illustrates the pa ckaging specifications for the CY8C20x36/46/66, CY 8C2 0396 PSoC device, along with the thermal impedances for each package. Important Note Emulation tools may require a larger area on the target PCB than the chip’ s ...
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Cypress CY8C20x66 - page 27
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 27 of 34 Figure 16. 32-Pin (5x5 x 0.6 mm) QFN Figure 17. 48-Pin (300 MIL) SSOP 4. DIMENS IONS ARE I N MI LLIME TERS 2. BASED ON R E F J EDEC # MO-248 NOTES: 1. HA T CH AREA IS SO LD ERAB LE EXPO SED PA D BOTTOM VIEW TOP VIEW SIDE VIEW 3. PACKAGE WEI GHT: 0. 0388g 001-42168 LQ32 *C ...
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Cypress CY8C20x66 - page 28
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 28 of 34 Figure 18. 48-Pin (7x7 mm) QFN Important Notes ■ For information on the preferred dimensions for mountin g QFN packages, see the followi ng Application Note at http://www .amkor .com/p roducts/n otes_papers/MLF AppNote.pdf . ■ Pinned vias for thermal conduction are not ...
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Cypress CY8C20x66 - page 29
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 29 of 34 Development T ool Selection Sof tware PSoC Designer™ At the core of the PSoC development software suite is PSoC Designer . Thi s is used by t housand s of PSoC developers. This robust software is facilitating PSoC designs for half a d ecade. PSoC Designer is available fr ...
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Cypress CY8C20x66 - page 30
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 30 of 34 Evaluation T ools All evaluation tools are sold at the Cypress Online S t ore. CY3210-MiniProg1 The CY3210-MiniProg1 kit enabl es the user to program PSoC devices via the MiniProg1 programming unit. The MiniProg is a small, compact prototyping programme r that connects to ...
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Cypress CY8C20x66 - page 31
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 31 of 34 Accessories (Emula tion and Programming) Third-Party T ools Several tools have been specially designed by the fo llowing third-party vendors to accompany PSoC devices during development and production. S pecif ic details for each of these tools can be found a t http://www ...
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Cypress CY8C20x66 - page 32
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 32 of 34 Ordering Information The following table lists the CY8C20x36/46/66, CY8C20396 PSo C devices key package features and ordering codes. T able 36. PSoC D evice Key Features a nd Ordering Inform ation Package Orderin g Co de Flash (Bytes) SRAM (Bytes) CapSense Blocks Digital I ...
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Cypress CY8C20x66 - page 33
CY8C20x36/46/66, CY8C20396 Document Number: 001-12696 Rev . *D Page 33 of 34 Document History Page Document Title: CY8C20x36/46/66, CY8C20396 Cap S ens e TM Applications Document Number: 00 1-12696 Revision ECN Origin of C hange Submi ssion Date Description of Ch ange ** 766857 HMT See ECN New silicon and document (Revi sion **). *A 1242866 HMT See ...
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Cypress CY8C20x66 - page 34
Document Number: 001-12696 Rev . *D Revised March 17, 2009 Pag e 34 of 34 CY8C20x36/46/66, CY8C20396 © Cypress Semicondu ctor Corpor ation, 2007-2009. The informatio n contai ned herei n is subject to chan ge without no tice. Cypress S emiconductor Corporation assumes no respo nsibility for the use of any circuitry o ther than ci rcuitry embodi ed ...
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