CDP1879 datasheet(2/18 Pages) INTERSIL

2 / 18 page

4-105

Absolute Maximum Ratings

Thermal Information

DC Supply Voltage Range, VDD

(Voltage referenced to VSS Terminal)

CDP1879 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to +11V

CDP1879C-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.5V to +7V

Input Voltage Range, All Inputs . . . . . . . . . . . . . . -0.5 to VDD +0.5V

DC Input Current, Any One Input . . . . . . . . . . . . . . . . . . . . . .

±10mA

Device Dissipation Per Output Transistor . . . . . . . . . . . . . . . . 40mW

For TA = Full Package Temperature Range

(All Package Types)

Thermal Resistance (Typical)

θJA (oC/W) θJC (oC/W)

PDIP Package . . . . . . . . . . . . . . . . . . .

N/A

SBDIP Package . . . . . . . . . . . . . . . . . .

Operating Temperature Range (TA)

Package Type D, H . . . . . . . . . . . . . . . . . . . . . . .-55oC to +125oC

Package Type E . . . . . . . . . . . . . . . . . . . . . . . . . . .-40oC to +85oC

Storage Temperature Range (TSTG). . . . . . . . . . . .-65

oC to +150oC

Lead Temperature (During Soldering). . . . . . . . . . . . . . . . . . +265oC

At Distance 1/16

±1/32 in. (1.59 ± 0.79mm) From Case for 10s Max

CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation

of the device at these or any other conditions above those indicated in the operational sections of this speciﬁcation is not implied.

Operating Conditions at TA = FuIl Package-Temperature Range, Unless Otherwise speciﬁed. For maximum reliability, operating con-

ditions should be selected so that operation Is always within the following ranges:

PARAMETER

LIMITS

UNITS

CDP1879

CDPl879C-1

MIN

MAX

MIN

MAX

DC Operating Voltage Range

10.5

6.5

Input Voltage Range

VSS

VDD

VSS

VDD

DC Standby (Timekeeping) Voltage (Note 1),

VSTBY

TA = -40

oC to +85oC (Note 2)

TA = 0

o to +70oC

2.5

Clock Input Rise or Fall Time,

tR, tF

VDD = 5V

µs

VDD = 10V

µs

NOTES:

1. Timekeeping function only, no READ/WRITE accesses, 32kHz external frequency source only, no crystal operation.

2. See Standby (Timekeeping) Voltage Operation.

CDP1879, CDP1879C-1

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