DS1647/DS1647P

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ABSOLUTE MAXIMUM RATINGS

Voltage Range on Any Pin Relative to Ground…………………………….…………….…-0.3V to +6.0V

Operating Temperature Range (Noncondensing)………………………………………….….0°C to +70°C

Storage Temperature Range

EDIP .......................…………………………….…………………………………..-40°C to +85°C

PowerCap .............................................................................................................. -55°C to +125°C

Lead Temperature (soldering, 10s) …..………………….…….........................................................+260°C

Note: EDIP is wave or hand soldered only.

Soldering Temperature (reflow, PowerCap) ......................................................................................+260°C

This is a stress rating only and functional operation of the device at these or any other conditions above those indicated in the

operation sections of this specification is not implied. Exposure to absolute maximum rating conditions for extended periods of

time may affect device reliability.

RECOMMENDED DC OPERATING CONDITIONS

PARAMETER

SYMBOL MIN

TYP

MAX

UNITS NOTES

Supply Voltage

4.5

5.0

5.5

V

1

Logic 1 Voltage, All Inputs

2.2

V

Logic 0 Voltage, All Inputs

-0.3

+0.8

V

DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL MIN

TYP

MAX

UNITS NOTES

85

mA

2, 3

3

6

mA

2, 3

CMOS Standby Current

2

4.0

mA

2, 3

Input Leakage Current (Any Input)

-1

+1

µ

A

Output Leakage Current

-1

+1

µ

A

Output Logic 1 Voltage

2.4

V

Output Logic 0 Voltage

0.4

V

Write-Protection Voltage

4.0

4.5

V

CAPACITANCE

PARAMETER

SYMBOL MIN

TYP

MAX

UNITS NOTES

Capacitance on All Pins (Except DQ)

7

pF

Capacitance on DQ Pins

10

pF