ABSOLUTE MAXIMUM RATINGS:

PARAMETER

SYMBOL

VALUE

UNIT

DC supply voltage

+7

V

Any input voltage

V

Operating temperature

-40 to +85

°C

Storage temperature

-65 to +150

°C

ELECTRICAL CHARACTERISTICS:

PARAMETER

SYMBOL

MIN

TYP

MAX

UNIT

CONDITIONS

SUPPLY CURRENT:

-

50

75

µA

LED/RELAY, LED/RELAY

-

65

125

µA

and REGULATOR

outputs not loaded

REGULATOR:

Voltage

5.00

5.75

6.25

V

-

Current

-

-

10

mA

-

DIFFERENTIAL AMPLIFIERS:

Open Loop Gain, Each Stage

G

70

-

-

dB

-

Common Mode Rejection Ratio

60

-

-

dB

-

Power Supply Rejection Ratio

60

-

-

dB

-

Input Sensitivity

100

-

-

µVp-p

(Minimum Detectable Voltage

Bandpass configuration

to first amplifier when both

as shown in Figure 3

amplifiers are cascaded for

a net gain of 8,000)

Input Dynamic Range

-

0

-

1.75

V

-

Diff. Amp 2 Internal

-

-

V

-

Reference

COMPARATOR:

Lower Reference

-

-

V

Higher Reference

-

-

V

DIGITAL FILTER:

For 50ms Filter Time

-

2.2

-

M

Ω

-

-

0.01

-

µF

-

ONE SHOT

-

2.2

-

M

Ω

-

(1 Second)

-

0.22

-

µF

-

WINDOW TIMER

-

2.2

-

M

Ω

-

(2.5 Second)

-

0.68

-

µF

-

DURATION TIMER

-

2.2

-

M

Ω

-

(5 Seconds)

-

0.68

-

µF

-

OUTPUT DRIVE CURRENT

-20

-

-

mA

(Vo = 0.5V Max.)

6511-102402-2

The information included herein is believed to be

accurate and reliable. However, LSI Computer Systems,

Inc. assumes no responsibilities for inaccuracies, nor for

any infringements of patent rights of others which may

result from its use.