Cypress CY8C24123A manual Average Input Offset Voltage Drift, Power = Medium, Opamp Bias = Low

Models: CY8C24123A

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CY8C24123A

CY8C24223A, CY8C24423A

Table 18. 3.3V DC Operational Amplifier Specifications

Symbol

Description

Min

Typ

Max

Units

Notes

VOSOA

Input Offset Voltage (absolute value)

1.65

10

mV

 

 

Power = Low, Opamp Bias = High

 

 

Power = Medium, Opamp Bias = High

1.32

8

mV

 

 

High Power is 5 Volts Only

 

 

 

 

 

TCVOSOA

Average Input Offset Voltage Drift

7.0

35.0

μV/°C

 

IEBOA

Input Leakage Current (Port 0 Analog Pins)

20

pA

Gross tested to 1 μA

CINOA

Input Capacitance (Port 0 Analog Pins)

4.5

9.5

pF

Package and pin dependent.

 

 

 

 

 

 

Temp = 25°C

VCMOA

Common Mode Voltage Range

0.2

Vdd - 0.2

V

The common-mode input voltage

 

 

 

 

 

 

range is measured through an

 

 

 

 

 

 

analog output buffer. The

 

 

 

 

 

 

specification includes the

 

 

 

 

 

 

limitations imposed by the

 

 

 

 

 

 

characteristics of the analog

 

 

 

 

 

 

output buffer.

GOLOA

Open Loop Gain

60

dB

Specification is applicable at high

 

Power = Low, Opamp Bias = Low

 

 

 

power. For all other bias modes

 

Power = Medium, Opamp Bias = Low

60

 

 

 

(except high power, high opamp

 

Power = High, Opamp Bias = Low

80

 

 

 

bias), minimum is 60 dB.

VOHIGHOA

High Output Voltage Swing (internal signals)

Vdd - 0.2

V

 

 

Power = Low, Opamp Bias = Low

 

 

Power = Medium, Opamp Bias = Low

Vdd - 0.2

V

 

 

Power = High is 5V only

Vdd - 0.2

V

 

VOLOWOA

Low Output Voltage Swing (internal signals)

0.2

V

 

 

Power = Low, Opamp Bias = Low

 

 

Power = Medium, Opamp Bias = Low

0.2

V

 

 

Power = High, Opamp Bias = Low

0.2

V

 

ISOA

Supply Current (including associated AGND

 

 

 

 

 

 

buffer)

 

 

 

 

 

 

Power = Low, Opamp Bias = Low

150

200

μA

 

 

Power = Low, Opamp Bias = High

300

400

μA

 

 

Power = Medium, Opamp Bias = Low

600

800

μA

 

 

Power = Medium, Opamp Bias = High

1200

1600

μA

 

 

Power = High, Opamp Bias = Low

2400

3200

μA

 

 

Power = High, Opamp Bias = High

4600

6400

μA

 

PSRROA

Supply Voltage Rejection Ratio

64

80

dB

Vss VIN (Vdd - 2.25) or

 

 

 

 

 

 

(Vdd - 1.25V) VIN Vdd

Document Number: 38-12028 Rev. *I

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Cypress CY8C24123A manual Average Input Offset Voltage Drift, Power = Medium, Opamp Bias = Low

CY8C24123A specifications

The Cypress CY8C24123A is a prominent member of the PSoC (Programmable System-on-Chip) family, which integrates a microcontroller with programmable analog and digital components on a single chip. Designed for low-power applications, the CY8C24123A offers a compelling mix of features and technologies that make it a popular choice for embedded system developers.

One of the standout features of the CY8C24123A is its low power consumption, which allows it to extend battery life in portable applications. It operates at a voltage range of 1.71V to 5.5V, making it versatile for various power supply options. This device is equipped with a 24 MHz CPU that efficiently executes tasks while keeping energy usage minimal.

The chip boasts a rich set of programmable peripherals, including analog components such as operational amplifiers, comparators, and DACs, enabling designers to create custom signal processing pathways. These features are complemented by a variety of digital peripherals, like timers, UART, I2C, and SPI interfaces, which facilitate communication with other devices and microcontrollers. The integration of these components reduces the need for external components, leading to a more compact design and lower overall system costs.

Moreover, the CY8C24123A includes Flash memory (up to 2 KB) and SRAM (256 bytes), providing ample storage for application code and data. This Flash memory is reprogrammable, enabling developers to update their applications easily without needing to replace the chip.

Another defining characteristic of the CY8C24123A is its programmability. The device can be configured and programmed using the Cypress PSoC Designer software, which allows developers to design and simulate their applications in a user-friendly environment. The combination of hardware-based flexibility and software configuration provides a robust platform for creating custom solutions tailored to specific application requirements.

Overall, the Cypress CY8C24123A stands out for its balance of performance, programmability, and power efficiency. Its integration of programmable analog and digital blocks makes it suitable for a wide range of applications, including industrial control, consumer electronics, and automotive systems. The ability to customize the chip's functionality further boosts its appeal, making it an excellent choice for developers seeking a versatile and efficient solution for their embedded projects.