Cypress CY8C24994, CY8C24094, CY8C24894 manual AC Programming Specifications

Page 36

CY8C24094, CY8C24794

CY8C24894, CY8C24994

Table 10-25. 3.3V AC Analog Output Buffer Specifications

Symbol

Description

Min

 

Typ

Max

Units

Notes

TROB

Rising Settling Time to 0.1%, 1V Step, 100 pF

–

–

 

3.8

μs

 

 

Load

 

 

 

Power = Low

–

–

 

3.8

μs

 

 

Power = High

 

 

 

 

 

 

TSOB

Falling Settling Time to 0.1%, 1V Step, 100 pF

–

–

 

2.6

μs

 

 

Load

 

 

 

Power = Low

–

–

 

2.6

μs

 

 

Power = High

 

 

 

 

 

 

SRROB

Rising Slew Rate (20% to 80%), 1V Step, 100

0.5

–

 

–

V/μs

 

 

pF Load

 

 

 

Power = Low

0.5

–

 

–

V/μs

 

 

Power = High

 

 

 

 

 

 

SRFOB

Falling Slew Rate (80% to 20%), 1V Step, 100

0.5

–

 

–

V/μs

 

 

pF Load

 

 

 

Power = Low

0.5

–

 

–

V/μs

 

 

Power = High

 

 

 

 

 

 

BWOBSS

Small Signal Bandwidth, 20mVpp, 3dB BW,

0.7

–

 

–

MHz

 

 

100 pF Load

 

 

 

Power = Low

0.7

–

 

–

MHz

 

 

Power = High

 

 

 

 

 

 

BWOBLS

Large Signal Bandwidth, 1Vpp, 3dB BW, 100

200

–

 

–

kHz

 

 

pF Load

 

 

 

Power = Low

200

–

 

–

kHz

 

 

Power = High

 

 

 

 

 

 

10.0.5 AC Programming Specifications

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

Table 10-26. AC Programming Specifications

Symbol

Description

Min

Typ

Max

Units

Notes

TRSCLK

Rise Time of SCLK

1

–

20

ns

 

TFSCLK

Fall Time of SCLK

1

–

20

ns

 

TSSCLK

Data Set up Time to Falling Edge of SCLK

40

–

–

ns

 

THSCLK

Data Hold Time from Falling Edge of SCLK

40

–

–

ns

 

FSCLK

Frequency of SCLK

0

–

8

MHz

 

TERASEB

Flash Erase Time (Block)

–

10

–

ms

 

TWRITE

Flash Block Write Time

–

30

–

ms

 

TDSCLK

Data Out Delay from Falling Edge of SCLK

–

–

45

ns

Vdd > 3.6

TDSCLK3

Data Out Delay from Falling Edge of SCLK

–

–

50

ns

3.0 ≤ Vdd ≤ 3.6

Document Number: 38-12018 Rev. *M

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Contents Features Logic Block DiagramCypress Semiconductor Corporation 198 Champion Court O C C O R EPSoC Functional Overview Digital SystemPSoC Core Analog System Analog Multiplexer SystemCyPros Consultants Solutions Library Technical Support PSoC Device CharacteristicsGetting Started Additional System ResourcesDevelopment Tools PSoC Designer Software SubsystemsIn-Circuit Emulator Configure Components Designing with PSoC DesignerOrganize and Connect Select ComponentsDocument Conventions Acronyms UsedUnits of Measure Numeric NamingPin Information 56-Pin Part Pinout56-Pin Part Pinout with Xres Pin Part Pinout QFN2Pin Type Name 68-Pin Part Pinout Pin Type Name Description Digital Analog68-Pin Part Pinout On-Chip Debug Pin Part Pinout QFN100-Ball Vfbga Part Pinout Ball Part Pinout VfbgaPin Name Description Pin100-Ball Vfbga Part Pinout On-Chip Debug CY8C24094 OCD Not for ProductionVss Ground connection D10 100-Pin Part Pinout On-Chip Debug Pin Part Pinout TqfpPin Digital Analog Name Description Tqfp Register Reference Register ConventionsRegister Mapping Tables Convention DescriptionName Addr 0,Hex Access Register Map Bank 0 Table User SpaceRegister Map Bank 1 Table Configuration Space Access NameAccess Name Addr 1,Hex Electrical Specifications Units of Measure Symbol Unit of MeasureOperating Temperature Absolute Maximum Ratings Symbol Description Min Typ UnitsOperating Temperature Symbol Description Min Typ Max Units Absolute Maximum RatingsDC Electrical Characteristics DC Chip Level SpecificationsDC General Purpose I/O Specifications DC Full-Speed USB Specifications DC Operational Amplifier SpecificationsDC Low Power Comparator Specifications PsrroaDC Analog Output Buffer Specifications TcvosoPsrrob DC Analog Reference Specifications DC Analog PSoC Block Specifications Capacitor Unit Value Switched CapacitorDC POR and LVD Specifications VM20 = 111bDC Programming Specifications AC Electrical Characteristics AC Chip-Level SpecificationsAC General Purpose I/O Specifications AC Full-Speed USB SpecificationsAC Operational Amplifier Specifications BwoaTypical Agnd Noise with P24 Bypass AC Low Power Comparator Specifications AC Digital Block SpecificationsAC External Clock Specifications AC Analog Output Buffer SpecificationsAC Programming Specifications AC I2C Specifications Definition for Timing for Fast/Standard Mode on the I2C BusPackaging Dimensions Pin 8x8 mm QFNPin 8x8 mm x 0.89 mm QFN Important NoteBall 6x6 mm Vfbga Solder Reflow Peak Temperature Thermal ImpedanceThermal Impedance for the Package Typical θJA VfbgaDevelopment Tool Selection SoftwareEvaluation Tools Accessories Emulation and Programming Emulation and Programming AccessoriesDevice Programmers Pin Package Flex-Pod Kit18 Foot Kit19 Adapter20Ordering Information VFBGA21Ordering Code Definitions Document History Sales, Solutions, and Legal Information Worldwide Sales and Design Support Products PSoC SolutionsUSB

CY8C24094, CY8C24894, CY8C24994 specifications

The Cypress CY8C24994, CY8C24894, and CY8C24094 are part of the PSoC (Cypress Semiconductor's Programmable System-on-Chip) family, designed to integrate numerous functions onto a single chip for efficient performance and flexibility in various applications.

One of the key features of these devices is their combination of analog and digital components, allowing designers to create a customized system without the need for extensive external circuitry. Each of these chips incorporates an Arm Cortex-M3 processor core, which provides a powerful 32-bit architecture, enabling efficient execution of 32-bit operations while maintaining low power consumption.

The CY8C24994 is the most advanced in this series, supporting up to 128 GPIO (General Purpose Input/Output) pins, which enhances connectivity options. It features multiple programmable analog blocks, including op-amps, comparators, and DACs (Digital-to-Analog Converters), making it suitable for a variety of sensor interfacing and signal processing applications. Additionally, it supports USB communication, providing further versatility for applications requiring data exchange with a host device.

The CY8C24894 presents a slightly more cost-effective solution with slightly fewer GPIO pins and integrated features. It maintains many of the same core attributes as its counterpart, delivering excellent analog performance and several programmable digital blocks. It is suitable for applications requiring moderate computational capabilities along with flexibility in terms of peripherals and interfaces.

The CY8C24094, while positioned as a more basic option within this lineup, still provides essential functionalities for simpler tasks. With fewer pins and capabilities, it is ideal for applications where size and cost are more critical than extensive processing power.

All three devices utilize Cypress's proprietary CapSense technology, enabling touch-sensing capabilities without the need for mechanical buttons. This feature not only enhances user interaction but also contributes to the overall design's robustness and longevity.

In summary, the CY8C24994, CY8C24894, and CY8C24094 PSoC chips offer ample design flexibility with integrated analog and digital functionality, making them an excellent choice for developers aiming to create innovative embedded solutions across a wide range of applications, from consumer electronics to industrial control systems.
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