Cypress CY8C21334, CY8C21634 manual DC Chip-Level Specifications Symbol Description Min Typ, Agnd

Page 20

CY8C21634, CY8C21534

CY8C21434, CY8C21334, CY8C21234

Table 14.

DC Chip-Level Specifications (continued)

 

 

 

 

 

 

 

 

 

 

 

 

Symbol

Description

Min

Typ

Max

Units

Notes

ISB27

Sleep (Mode) Current with POR, LVD, Sleep

–

2.6

4.

μA

Vdd = 2.55V, 0oC ≤ TA ≤ 40oC.

 

Timer, WDT, and internal slow oscillator active.

 

 

 

 

 

 

Mid temperature range.

 

 

 

 

 

ISB

Sleep (Mode) Current with POR, LVD, Sleep

–

2.8

5

μA

Vdd = 3.3V, -40oC ≤ TA ≤ 85oC.

 

Timer, WDT, and internal slow oscillator active.

 

 

 

 

 

VREF

Reference Voltage (Bandgap)

1.28

1.30

1.32

V

Trimmed for appropriate Vdd.

 

 

 

 

 

 

Vdd = 3.0V to 5.25V.

VREF27

Reference Voltage (Bandgap)

1.16

1.30

1.33

V

Trimmed for appropriate Vdd. Vdd =

 

 

 

 

 

 

2.4V to 3.0V.

AGND

Analog Ground

VREF

VREF

VREF

V

 

 

 

- 0.003

 

+ 0.003

 

 

DC General Purpose IO Specifications

The following tables list the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C ≤ TA ≤ 85°C, 3.0V to 3.6V and -40°C ≤ TA ≤ 85°C, or 2.4V to 3.0V and -40°C ≤ TA ≤ 85°C, respectively. Typical parameters apply to 5V, 3.3V, and 2.7V at 25°C and are for design guidance only.

Table 15. 5V and 3.3V DC GPIO Specifications

Symbol

Description

Min

Typ

Max

Units

Notes

RPU

Pull up Resistor

4

5.6

8

kΩ

 

RPD

Pull down Resistor

4

5.6

8

kΩ

 

VOH

High Output Level

Vdd -

–

–

V

IOH = 10 mA, Vdd = 4.75 to 5.25V (8

 

 

1.0

 

 

 

total loads, 4 on even port pins (for

 

 

 

 

 

 

example, P0[2], P1[4]), 4 on odd port

 

 

 

 

 

 

pins (for example, P0[3], P1[5])).

VOL

Low Output Level

–

–

0.75

V

IOL = 25 mA, Vdd = 4.75 to 5.25V (8

 

 

 

 

 

 

total loads, 4 on even port pins (for

 

 

 

 

 

 

example, P0[2], P1[4]), 4 on odd port

 

 

 

 

 

 

pins (for example, P0[3], P1[5])).

VIL

Input Low Level

–

–

0.8

V

Vdd = 3.0 to 5.25.

VIH

Input High Level

2.1

–

 

V

Vdd = 3.0 to 5.25.

VH

Input Hysteresis

–

60

–

mV

 

IIL

Input Leakage (Absolute Value)

–

1

–

nA

Gross tested to 1 μA.

CIN

Capacitive Load on Pins as Input

–

3.5

10

pF

Package and pin dependent.

 

 

 

 

 

 

Temp = 25oC.

COUT

Capacitive Load on Pins as Output

–

3.5

10

pF

Package and pin dependent.

 

 

 

 

 

 

Temp = 25oC.

Table 16. 2.7V DC GPIO Specifications

 

 

 

 

 

 

 

 

 

 

 

 

Symbol

Description

Min

Typ

Max

Units

Notes

RPU

Pull up Resistor

4

5.6

8

kΩ

 

RPD

Pull down Resistor

4

5.6

8

kΩ

 

VOH

High Output Level

Vdd -

–

–

V

IOH = 2.5 mA (6.25 Typ), Vdd = 2.4

 

 

0.4

 

 

 

to 3.0V (16 mA maximum, 50 mA Typ

 

 

 

 

 

 

combined IOH budget).

VOL

Low Output Level

–

–

0.75

V

IOL = 10 mA, Vdd = 2.4 to 3.0V (90

 

 

 

 

 

 

mA maximum combined IOL

 

 

 

 

 

 

budget).

VIL

Input Low Level

–

–

0.75

V

Vdd = 2.4 to 3.0.

Document Number: 38-12025 Rev. *O

 

 

 

 

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Contents Features Logic Block DiagramCypress Semiconductor Corporation 198 Champion Court San Jose, CA Document Number 38-12025 Rev. *ODigital System PSoC Functional OverviewPSoC Core Analog System Additional System ResourcesArray Analog Multiplexer SystemPSoC Device Characteristics PSoC Device Characteristics PSoC PartGetting Started NumberIn-Circuit Emulator Development ToolsPSoC Designer Software Subsystems Configure Components Designing with PSoC DesignerSelect Components Organize and ConnectDocument Conventions Acronyms UsedUnits of Measure Numeric NamingPin Information Pin Part PinoutActive high external reset with internal pull down XresCY8C21534 28-Pin PSoC Device QFN CY8C21634 part OCD Ocde OCD even data IOOCD Ocdo OCD odd data outputPin Definitions CY8C21001 56-Pin Ssop Pin No Type Pin Name Description Digital AnalogOCD Hclk OCD CclkRegister Reference Register ConventionsRegister Mapping Tables Register Conventions DescriptionRegister Map 1 Table Configuration Space Name Addr 1,Hex AccessCY8C21634, CY8C21534 CY8C21434, CY8C21334, CY8C21234 Electrical Specifications Units of Measure Symbol Unit of MeasureOperating Temperature DC Electrical CharacteristicsAbsolute Maximum Ratings Symbol Description Min Typ Units Symbol Description Min Typ Max UnitsAgnd DC Chip-Level Specifications Symbol Description Min TypDC General Purpose IO Specifications DC Operational Amplifier Specifications DC Low Power Comparator Specifications DC Switch Mode Pump SpecificationsPSoC DC Analog Mux Bus Specifications DC POR and LVD SpecificationsDC Programming Specifications DC24M AC Electrical CharacteristicsAC Chip-Level Specifications Digital PSoC Block Frequency 2.7V Nominal Internal Main Oscillator Frequency for 12 MHzCPU Frequency 2.7V Nominal AC Low Power Comparator Specifications AC General Purpose IO SpecificationsAC Operational Amplifier Specifications AC Digital Block Specifications AC Analog Mux Bus SpecificationsSwitch Rate MHz AC External Clock Specifications AC Programming Specifications AC I2C Specifications Set up Time for a Repeated Start Condition Set up Time for Stop ConditionPackaging Dimensions Packaging InformationPin 5x5 mm 0.93 MAX QFN Pin 5x5 mm 0.60 MAX QFN Pin Sawn QFN Package Thermal Impedances Thermal Impedances per Package Typical θ JA Typical θ JCSoic SsopSolder Reflow Peak Temperature 32 QFNEvaluation Tools Development Tool SelectionSoftware Third-Party Tools Build a PSoC Emulator into Your Board Accessories Emulation and ProgrammingDevice Programmers Ordering Information PackageCY 8 C 21 Ordering Code DefinitionsDocument History USB Sales, Solutions, and Legal InformationWorldwide Sales and Design Support Products PSoC Solutions

CY8C21634, CY8C21534, CY8C21434, CY8C21334, CY8C21234 specifications

The Cypress CY8C21234, CY8C21334, CY8C21434, CY8C21534, and CY8C21634 are members of the PSoC® 1 family of microcontrollers, designed for embedded applications that demand flexibility, integration, and efficiency. These microcontrollers are well-suited for a variety of projects due to their unique characteristics and advanced technologies.

One of the primary features of the PSoC 1 series is the integration of analog and digital components on a single chip. This combination allows for the implementation of complex control algorithms without the need for multiple external components. Each device in this family is equipped with programmable analog blocks capable of interfacing with sensors, as well as digital blocks that facilitate communication with various peripherals.

The CY8C21234 series provides a 16-bit architecture, which enhances performance for processing and control tasks. The microcontrollers boast an operational range of up to 24 MHz, making them suitable for high-speed applications. With up to 16 KB of flash memory, these devices have ample memory for storing program code and user data.

Another key characteristic of the CY8C21234, CY8C21334, CY8C21434, CY8C21534, and CY8C21634 devices is their ease of use. They come with a comprehensive development environment known as PSoC Designer. This software provides a user-friendly interface to configure the device’s hardware resources graphically and allows for seamless integration of custom firmware.

In terms of communication capabilities, these microcontrollers support multiple protocols, including I²C, SPI, and UART, providing versatile interfacing options with other devices. This makes them ideal for applications such as sensor processing, motor control, and portable devices.

Power management is another significant highlight of the PSoC 1 family. The microcontrollers are designed with low-power operation in mind, featuring multiple sleep modes that contribute to extended battery life in portable applications.

Overall, the Cypress CY8C21234, CY8C21334, CY8C21434, CY8C21534, and CY8C21634 microcontrollers are a versatile solution for a wide range of embedded applications, combining programmable analog and digital components, ease of development, and efficient power management in a compact form factor. Their performance and flexibility make them a popular choice among engineers and developers exploring innovative designs.
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