37LV36/65/128

DS21109E-page 2

© 1996 Microchip Technology Inc.

1.0

ELECTRICAL CHARACTERISTICS

1.1

Maximum Ratings*

programming ...................................... -0.6V to +14.0V

Storage temperature .......................... -65˚C to +150˚C

Ambient temp. with power applied ..... -65˚C to +125˚C

Soldering temperature of leads (10 sec.) ......... +300

°C

ESD protection on all pins

..................................... ≥ 4 kV

*Notice: Stresses above those listed under “Maximum Ratings”

may cause permanent damage to the device. This is a stress rat-

ing only and functional operation of the device at those or any

other conditions above those indicated in the operation listings of

this specification is not implied. Exposure to maximum rating con-

ditions for extended periods may affect device reliability.

TABLE 1-1:

PIN FUNCTION TABLE

Name

Function

8

20

DATA

Data I/O

1

2

CLK

Clock Input

2

4

RESET/OE Reset Input and Output

Enable

36

CE

Chip Enable Input

4

8

Ground

5

10

CEO

Chip Enable Output

6

14

Programming Voltage Supply

7

17

+3.0V to 6.0V Power Supply

8

20

Not Labeled Not utilized, not connected

TABLE 1-2:

READ OPERATION DC CHARACTERISTICS

Commercial (C):

Tamb =

0˚C to +70˚C

Industrial (I):

Tamb = -40˚C to +85˚C

Parameter

Symbol

Min.

Max.

Units

Conditions

DATA, CE, CEO and Reset pins:

High level input voltage

Low level input voltage

High level output voltage

Low level output voltage

2.0

-0.3

3.86

2.4

—

0.8

.32

V

V

V

V

≥ 4.5V

≥ 3.0V

Input Leakage

-10

10

Output Leakage

-10

10

Input Capacitance

(all inputs/outputs)

—

10

pF

Tamb = 25

Operating Current

—

—

10

2

mA

mA

Outputs open

Standby Current

—

100

50

µA

µA

Note 1: This parameter is initially characterized and not 100% tested.