SM8578BV Просмотр технического описания (PDF) - Nippon Precision Circuits

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Компоненты Описание

производитель

SM8578BV

Real-time Clock IC

Nippon Precision Circuits  

SM8578BV

SPECIFICATIONS

Absolute Maximum Ratings

VSS = 0V

Parameter

Supply voltage range

Input voltage range

Output voltage range 1

Output voltage range 2

Power dissipation

Storage temperature range

Symbol

V DD

V IN

VOUT1

VOUT2

PD

T STG

Condition

Input pins

INTN

DATA

Rating

Unit

−0.3 to +7.0

V

VSS − 0.3 to VDD + 0.3

V

VSS − 0.3 to +8.0

V

VSS − 0.3 to VDD + 0.3

V

150

mW

−55 to +125

°C

Recommended Operating Conditions

VSS = 0V

Parameter

Supply voltage range

Operating temperature range

Symbol

V DD

Topr

Condition

Rating

Unit

1.6 to 5.5

V

−40 to +85

°C

DC Characteristics

VSS = 0V, VDD = 1.6 to 5.5V, CG = 10pF, Ta = −40 to +85°C unless otherwise noted.

Parameter

Current consumption 1

Current consumption 2

HIGH-level input voltage

LOW-level input voltage

Input leakage current

Input resistance 1

Input resistance 2

Output voltage 1

Output voltage 2

Output leakage current

Symbol

Condition

I DD1

I DD2

V IH

V IL

I LEAK

R DWN1

R DWN2

VOH1

VOH2

VOL1

VOL2

VOL3

VOL4

I OZ

VDD = 5V

VDD = 3V

CE = VSS, DATA,

INTN = VDD

CE, CLK, DATA pins

VIN = VDD or VSS, CE, CLK pins

VDD = 5V

VDD = 3V

VIN = VDD,

CE pin

VDD = 5V

VDD = 3V

IOH = −1mA,

DATA pin

VDD = 5V

VDD = 3V

IOL = 1mA,

DATA pin

VDD = 5V

VDD = 3V

IOL = 1mA,

INTN pin

VOUT = VDD or VSS,

DATA, INTN pins

min

–

–

0.8VDD

0

−0.5

75

150

4.5

2.0

–

–

–

–

−0.5

Rating

Unit

typ

max

1.0

2.0

µA

0.5

1.0

µA

–

VDD

V

–

0.2V DD

V

–

0.5

µA

150

300

kΩ

300

600

kΩ

–

5.0

V

–

3.0

V

–

VSS + 0.5

V

–

VSS + 0.8

V

–

VSS + 0.25

V

–

VSS + 0.4

V

–

0.5

µA

NIPPON PRECISION CIRCUITS INC.—3

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