Absolute maximum ratings indicate limits beyond which damage to the device may occur. DC and AC electrical specifications are not en-

sured when operating the device at absolute maximum ratings.

ETL9444/L9445

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Voltage at any Pin Relative to GND

– 0.5 to + 10

V

Ambient Operating Temperature

0 to + 70

°C

Ambient Storage Temperature

– 65 to + 150

°C

Lead Temperature (soldering, 10 seconds)

300

°C

Power Dissipation

0.75W at 25

°C

0.4W at 70

°C

Total Source Current

120

mA

Total Sink Current

120

mA

DC ELECTRICAL CHARACTERISTICS 0

°C ≤ T

(unless otherwise specified)

Parameter

Test Conditions

Mi n.

Max.

Unit

Power Supply Ripple

Operating Supply Current

Note 1

Peak to Peak

All Inputs and Outputs Open

4.5

4.5

6.3

9.5

0.5

13

V

V

V

mA

Input Voltage Levels

CKI Input Levels

Crystal Input (

÷ 32, ÷ 16, ÷ 8)

Schmitt Trigger Input (

÷ 4)

RESET Input Levels

Logic High

Logic Low

SO Input Level (test mode)

All Other Inputs

Logic High

Logic High

Logic Low

Logic High

Logic Low

Input Capacitance

Hi-Z Input Leakage

Schmitt Trigger Input

With TTL trip level options

± 5%.

With high trip level options

selected.

2.0

– 0.3

– 0.3

– 0.3

2.0

3.0

2.0

– 0.3

3.6

– 0.3

–1

0.4

0.6

0.6

2.5

0.8

1.2

7

+1

V

V

V

V

V

V

V

V

V

V

V

V

pF

µA

Output Voltage Levels

LSTTL Operation

± 5%

µA

2.7

0.4

V

V

CMOS Operation

Logic High

Logic Low

µA

µA

0.2

V

V

ETL9444/9445–ETL9344/9345

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