Cypress 7C185-20, 7C185-35, 7C185-15 Typical DC and AC Characteristics, Normalized Supply Current

Page 7

CY7C185

Typical DC and AC Characteristics

NORMALIZED SUPPLY CURRENT

NORMALIZED SUPPLY CURRENT

vs. SUPPLY VOLTAGE

vs. AMBIENT TEMPERATURE

 

1.4

 

 

 

 

 

1.2

 

 

SB

1.2

 

 

 

 

SB

1.0

 

 

 

 

 

 

 

 

 

 

 

 

 

I CC

 

 

 

 

I CC

I

 

 

 

 

I

 

 

CC

1.0

 

 

 

 

CC

 

 

 

I,

 

 

 

 

I,

0.8

 

 

NORMALIZED

 

 

 

 

 

NORMALIZED

 

 

0.8

 

 

 

 

 

 

 

0.6

 

 

 

 

0.6

 

 

 

 

 

 

 

 

 

0.4

 

 

 

 

0.4

 

V CC=5.0V

 

 

 

 

 

 

 

 

 

 

 

 

 

V IN=5.0V

 

0.2

 

 

I SB

 

 

0.2

 

 

 

 

 

 

I

 

 

 

 

 

 

 

 

 

SB

 

 

0.0

 

 

 

 

 

0.0

 

 

 

4.0

4.5

5.0

5.5

6.0

 

–55

25

125

 

 

SUPPLY VOLTAGE (V)

 

 

 

AMBIENT TEMPERATURE (° C)

 

 

 

 

 

 

 

 

OUTPUT SOURCE CURRENT

 

(mA)

vs. OUTPUT VOLTAGE

 

120

 

 

 

 

 

 

 

 

 

CURRENT

100

 

 

 

 

80

 

 

 

 

 

 

 

 

 

SOURCE

60

 

 

VCC =5.0V

 

 

 

TA =25° C

 

40

 

 

 

 

OUTPUT

20

 

 

 

 

0

1.0

2.0

3.0

4.0

 

0.0

OUTPUT VOLTAGE (V)

NORMALIZED ACCESS TIME

NORMALIZED ACCESS TIME

vs. SUPPLY VOLTAGE

vs. AMBIENT TEMPERATURE

 

1.4

 

 

 

 

 

1.6

 

 

AA

1.3

 

 

 

 

AA

1.4

 

 

 

 

 

 

 

 

 

 

t

 

 

 

 

 

t

 

 

 

NORMALIZED

1.2

 

 

 

 

NORMALIZED

1.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.1

 

 

TA =25° C

 

 

 

 

 

 

 

 

 

 

 

1.0

 

 

 

1.0

 

 

 

 

 

 

 

VCC =5.0V

 

0.9

 

 

 

 

 

0.8

 

 

 

 

 

 

 

 

 

 

 

 

0.8

 

 

 

 

 

0.6

 

 

 

4.0

4.5

5.0

5.5

6.0

 

–55

25

125

 

 

SUPPLY VOLTAGE (V)

 

 

 

AMBIENT TEMPERATURE (° C)

OUTPUT SINK CURRENT vs. OUTPUT VOLTAGE

(mA)

140

 

 

 

 

120

 

 

 

 

CURRENT

 

 

 

 

100

 

 

VCC =5.0V

 

 

 

 

 

80

 

 

TA =25° C

 

SINK

60

 

 

 

 

 

 

 

 

 

OUTPUT

40

 

 

 

 

20

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

0.0

1.0

2.0

3.0

4.0

 

 

OUTPUT VOLTAGE (V)

 

TYPICAL POWER-ON CURRENT

TYPICAL ACCESS TIME CHANGE

NORMALIZED I CC vs. CYCLE TIME

vs. SUPPLY VOLTAGE

vs. OUTPUT LOADING

 

3.0

 

 

 

 

 

30.0

PO

2.5

 

 

 

 

(ns)

25.0

 

 

 

 

 

 

I

2.0

 

 

 

 

20.0

NORMALIZED

 

 

 

 

AA

 

 

 

 

 

 

1.5

 

 

 

 

DELTA t

15.0

1.0

 

 

 

 

10.0

 

0.5

 

 

 

 

 

5.0

 

0.0

1.0

2.0

3.0

4.0

5.0

0.0

 

0.0

 

SUPPLY VOLTAGE (V)

 

 

 

 

 

 

1.25

VCC =5.0V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CC

 

TA =25° C

 

 

 

 

 

 

 

 

VCC =0.5V

 

 

 

 

 

 

 

I

 

 

 

 

 

 

 

 

NORMALIZED

1.00

 

 

 

 

 

 

VCC =4.5V

0.75

 

 

 

 

 

 

 

 

 

 

 

 

 

TA =25° C

 

 

 

 

 

 

 

 

 

 

 

1000

0.50

 

 

 

0

200

400

600

800

10

20

30

40

 

CAPACITANCE (pF)

 

 

CYCLE FREQUENCY (MHz)

 

Document #: 38-05043 Rev. *A

Page 7 of 11

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Contents Selection Guide2 FeaturesLogic Block Diagram Functional Description1Ambient Range Electrical Characteristics Over the Operating RangeMaximum Ratings Operating RangeAC Test Loads and Waveforms Capacitance5Parameter Description Test Conditions Max Unit High to Low Z Switching Characteristics Over the Operating Range6Read Cycle No.110,11 Switching WaveformsWrite Cycle No WE Controlled11,13 Write Cycle No WE Controlled, OE LOW13,14,15,16 Rite Cycle No CE Controlled13,14,15Normalized Supply Current Typical DC and AC CharacteristicsAddress Designators Truth TableOrdering Information Lead 300-Mil Molded DIP P21 Package DiagramsLead 300-Mil Molded Soic S21 Lead 300-Mil Molded SOJ Date Change Description of Change Document History

7C185-15, 7C185-20, 7C185-25, 7C185-35 specifications

Cypress 7C185 series, comprising models 7C185-35, 7C185-25, 7C185-20, and 7C185-15, represents a significant leap in advanced semiconductor technology tailored for various applications in the electronics industry. These models are part of a broader family of programmable devices featuring a blend of flash and SRAM, designed to meet the dynamic needs of modern digital systems.

One of the main features across the 7C185 series is the impressive memory density and flexibility they offer. With capacities that allow for substantial code storage and efficient data handling, these devices cater well to applications in embedded systems, automotive controls, and industrial automation. The combination of flash memory technology with SRAM provides users the ability to easily reprogram devices, enabling quick iterations in design and functionality without the need for extensive hardware changes.

In terms of technology, Cypress has incorporated cutting-edge process nodes that result in lower power consumption and enhanced performance. This is notably crucial in battery-operated applications where efficiency is paramount. Furthermore, these chips support low-voltage operation, allowing them to seamlessly integrate into various low-power applications without sacrificing performance reliability.

Another characteristic of the Cypress 7C185 series is their robust security features. Embedded security protocols and encryption capabilities make these devices suitable for applications requiring secure data storage and transmission, fulfilling the modern demand for cybersecurity in IoT devices.

The architecture of these devices is optimized for high-speed access and quick response times, which is essential in applications that require real-time data processing. Enhanced I/O options, including multiple communication interfaces, facilitate connectivity with a broad range of peripherals and systems, making integration into existing infrastructures smoother.

Additionally, these models come with built-in support for various programming standards and methodologies, simplifying the development process for engineers. They also provide extensive support documentation and development tools from Cypress, enabling developers to leverage the full potential of the device easily.

In summary, the Cypress 7C185-35, 7C185-25, 7C185-20, and 7C185-15 chips embody a blend of high memory capacity, energy efficiency, robust security, and versatile integration capabilities, making them a reliable choice for today's complex electronic applications. Their advanced features position them as pivotal components in driving innovation across various sectors, including consumer electronics, automotive, and industrial automation.