ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Supply Voltage

– 0.3, + 7

V

Memory Supply Voltage

– 0.3, + 26

V

Input Voltage

– 0.3, + 15

V

Off State Input Voltage (except pin 3)

Pin 3

15

28

V

V

Output Low Current

Led Driver Outputs

Pins 6 – 14

Pins 4 – 5

All Other Outputs

20

20

7.5

5

mA

Max. Delay between Memory Timing and Memory Supply Pulses

5

µs

Total Package Power Dissipation

1

W

Storage Teperature

– 25, + 125

°C

Operating Temperature

0, + 70

°C

Stresses above those listed under ”Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and

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

implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability.

DC ELECTRICAL CHARACTERISTICS

Pin

Symbol

Parameter

Test Conditions

Min.

Typ. Max. Unit

2-Memory Supply

Memory Supply Current

Write

Peak

Average

Erase

Peak

Average

Read

Peak

Average

42

12

9

5

8

2.5

mA

R

Pull Down Resistor

25

k

Ω

3–Write Timing Out

Output Low Voltage

8

V

Output Leakage Current

100

µA

4–Fine Tuning D/A

5–Tuning D/A

50

µA

1

V

6–Digital AFT Out

1.5

V

100

µA

9–Power Supply

Supply Current

100

mA

11–I.R. Input

Peak-to-Peak Voltage

0.5

13.2

V

12–AFT1

13–AFT2

Input low Voltage

1.5

V

Input High Voltage

3.5

V

Input Low Current

–0.4

mA

R

Pull-up Resistor

30

k

Ω

14—Display Out

1.5

V

100

µA

15–Volume D/A

1

V

50

µA

16–Linear AFT Out

0.4

V

50

µA

17–Digital AFT En-

able

0.8

V

2.0

V

–0.4

mA

R

Pull-up Resistor

30

k

Ω

M491B

3/16