CY8C24094, CY8C24794

CY8C24894, CY8C24994

10.3.9 DC POR and LVD 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 or 3.3V at 25°C and are for design guidance only.

Note The bits PORLEV and VM in the table below refer to bits in the VLT_CR register. See the PSoC Programmable System-on-Chip Technical Reference Manual for more information on the VLT_CR register.

Table 10-14. DC POR and LVD Specifications

Symbol

Description

Min

Typ

Max

Units

Notes

 

Vdd Value for PPOR Trip (positive ramp)

 

 

 

 

 

VPPOR0R

PORLEV[1:0] = 00b

 

2.91

 

V

 

VPPOR1R

PORLEV[1:0] = 01b

4.39

V

 

VPPOR2R

PORLEV[1:0] = 10b

 

4.55

 

V

 

VPPOR0

Vdd Value for PPOR Trip (negative ramp)

 

 

 

 

 

PORLEV[1:0] = 00b

 

2.82

 

V

 

VPPOR1

PORLEV[1:0] = 01b

4.39

V

 

VPPOR2

PORLEV[1:0] = 10b

 

4.55

 

V

 

 

PPOR Hysteresis

 

 

 

 

 

VPH0

PORLEV[1:0] = 00b

92

mV

 

VPH1

PORLEV[1:0] = 01b

0

mV

 

VPH2

PORLEV[1:0] = 10b

0

mV

 

 

Vdd Value for LVD Trip

2.86

2.92

2.98[6]

 

 

VLVD0

VM[2:0] = 000b

V

 

VLVD1

VM[2:0] = 001b

2.96

3.02

3.08

V

 

VLVD2

VM[2:0] = 010b

3.07

3.13

3.20

V

 

VLVD3

VM[2:0] = 011b

3.92

4.00

4.08

V

 

VLVD4

VM[2:0] = 100b

4.39

4.48

4.57

V

 

VLVD5

VM[2:0] = 101b

4.55

4.64

4.74[7]

V

 

VLVD6

VM[2:0] = 110b

4.63

4.73

4.82

V

 

VLVD7

VM[2:0] = 111b

4.72

4.81

4.91

V

 

 

 

 

 

 

V

 

Notes

6.Always greater than 50 mV above PPOR (PORLEV = 00) for falling supply.

7.Always greater than 50 mV above PPOR (PORLEV = 10) for falling supply.

Document Number: 38-12018 Rev. *M

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Cypress CY8C24094, CY8C24994, CY8C24894 manual DC POR and LVD Specifications, VM20 = 111b

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.