Cypress STK14C88-3 manual Maximum Ratings, Operating Range, DC Electrical Characteristics

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STK14C88-3

Maximum Ratings

Exceeding maximum ratings may shorten the useful life of the device. These user guidelines are not tested.

Storage Temperature

–65°C to +150°C

Temperature under bias

–55°C to +125°C

Supply Voltage on VCC Relative to GND

..........–0.5V to 7.0V

Voltage on Input Relative to Vss

–0.6V to VCC + 0.5V

 

 

 

Voltage on DQ0-7or HSB

.......................–0.5V to Vcc + 0.5V

Power Dissipation

1.0W

DC output Current (1 output at a time, 1s duration) .... 15 mA

Operating Range

Range

Ambient Temperature

VCC

Commercial

0°C to +70°C

3.0V to 3.6V

 

 

 

Industrial

-40°C to +85°C

3.0V to 3.6V

 

 

 

DC Electrical Characteristics

Over the operating range (VCC = 3.0V to 3.6V) [6]

Parameter

Description

 

 

 

 

 

 

 

 

Test Conditions

 

 

Min

Max

Unit

ICC1

Average VCC Current

 

tRC = 35 ns

Commercial

 

50

mA

 

 

 

tRC = 45 ns

 

 

 

42

mA

 

 

 

Dependent on output loading and cycle rate. Values

 

 

 

 

 

 

 

Industrial

 

52

mA

 

 

 

obtained without output loads.

 

 

 

44

mA

 

 

 

IOUT = 0 mA.

 

 

 

 

 

 

 

 

 

 

 

ICC2

Average VCC Current

 

All Inputs Do Not Care, VCC = Max

 

 

 

3

mA

 

during STORE

 

Average current for duration tSTORE

 

 

 

 

 

ICC3

Average VCC Current

 

 

 

> (VCC – 0.2V). All other inputs cycling.

 

 

 

9

mA

 

WE

 

 

 

 

at tRC= 200 ns, 5V,

 

Dependent on output loading and cycle rate. Values obtained without

 

 

 

 

25°C Typical

 

output loads.

 

 

 

 

 

ICC4

Average VCAP Current

 

All Inputs Do Not Care, VCC = Max

 

 

 

2

mA

 

during AutoStore

 

Average current for duration tSTORE

 

 

 

 

 

 

Cycle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ISB1[7]

Average VCC Current

 

tRC=35ns,

 

> VIH

Commercial

 

18

mA

 

CE

 

 

(Standby, Cycling TTL

 

tRC=45ns, CE > VIH

 

 

 

16

 

 

Input Levels)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Industrial

 

19

mA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

17

 

 

 

 

 

 

 

 

 

 

ISB2[7]

VCC Standby Current

 

 

> (VCC – 0.2V). All others VIN < 0.2V or > (VCC – 0.2V).

 

1

mA

 

CE

 

 

(Standby, Stable

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CMOS Input Levels)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IIX

Input Leakage Current

VCC = Max, VSS < VIN < VCC

 

 

-1

+1

μA

IOZ

Off State Output

 

VCC = Max, VSS < VIN < VCC,

 

or

 

> VIH or

 

 

< VIL

-1

+1

μA

 

CE

OE

WE

 

Leakage Current

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIH

Input HIGH Voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.2

VCC +

V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.5

 

VIL

Input LOW Voltage

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VSS

0.8

V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.5

 

 

VOH

Output HIGH Voltage

 

IOUT = –4 mA except

 

 

 

 

 

2.4

 

V

 

HSB

 

 

 

VOL

Output LOW Voltage

IOUT = 8 mA except

 

 

 

 

 

 

0.4

V

HSB

 

 

 

VBL

Logic ‘0’ Voltage on

 

IOUT = 3 mA

 

 

 

0.4

V

 

HSB output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VCAP

Storage Capacitor

Between VCAP pin and Vss, 68 to 220uF +20%, 4.7V rated.

54

264

uF

Notes

6.VCC reference levels throughout this data sheet refer to VCC if that is where the power supply connection is made, or VCAP if VCC is connected to ground.

7.CE > VIH will not produce standby current levels until any nonvolatile cycle in progress has timed out.

Document Number: 001-50592 Rev. **

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Contents Functional Description FeaturesPower Supply Inputs to the Device Pin ConfigurationsWrite Enable Input, Active LOW . When the chip is enabled Output Enable, Active LOW . T he active LOWSram Write AutoStore Inhibit ModeDevice Operation Sram ReadHardware Store HSB Operation Hardware Recall Power UpSoftware Store Hardware Protect Low Average Active PowerSoftware Recall Preventing Store13 a Mode Power Hardware Mode SelectionBest Practices Operating Range DC Electrical CharacteristicsRange Ambient Temperature Maximum RatingsAC Test Conditions Data Retention and EnduranceCapacitance Thermal ResistanceSwitching Waveforms AC Switching CharacteristicsParameter Description 35 ns 45 ns Unit Cypress Alt Min Max Sram Write Cycle 1 WE Controlled 13 Min Max ParameterParameter Alt Description STK14C88-3 Unit Min Max AutoStore or Power Up RecallParameter Alt Description 35 ns 45 ns Unit Min Max Software Controlled STORE/RECALL CycleHardware Store Cycle Hardware Store CycleSTK14C88-3NF45ITR Part Numbering Nomenclature STK14C88- 3N F 45 I TROrdering Information STK14C88-3NF35ITRPin 300 Mil Soic Package DiagramsPin 600 Mil Pdip USB Sales, Solutions and Legal InformationNew data sheet Document History