2

Recommended Operating Conditions

Symbol

Parameter

Min

Max

Units

Comments

V

DD

Logic Voltage Supply

4.5

5.5

V

V

PP

High Voltage Supply

8.0

80

V

V

IH

Input HIGH Voltage

V

V

DD

V

V

IL

Input LOW Voltage

0

0.5

V

f

CLK

Clock Frequency

0

8

MHz

T

A

Operating free-air temperature

-40

+85

°C

Notes:

Power-up sequence should be the following:

1. Connect ground.

3. Set all inputs (Data, CLK, Enable, etc.) to a known state.

Power-down sequence should be the reverse of the above.

DC Characteristics

Symbol

Parameter

Min

Max

Units

Conditions

100

100

µA

I

DD

I

15

mA

V

V

Shift Register Output Voltage

V

V

I

Shift Register Output Voltage

0.5

V

Current Leakage, any input

1

µA

I

IL

Current Leakage, any input

-1

µA

Input = GND

-1.5

V

52

V

V

OL

HV

4

V

I

AC Characteristics

Symbol

Parameter

Min

Max

Units

Conditions

f

CLK

Clock Frequency

8

MHz

Clock width, HIGH or LOW

62

ns

Setup time before CLK rises

25

ns

t

H

Hold time after CLK rises

10

ns

Data Output Delay after L to H CLK

110

ns

t

Data Output Delay after H to L CLK

110

ns

C

t

DLE

LE Delay after L to H CLK

50

ns

Width of LE Pulse

50

ns

t

SLE

LE Setup Time before L to H CLK

50

ns

t

ON

Delay from LE to HV

500

ns

500

ns

HV9708/HV9808