PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

3

s Amplifier A2

DC Output (pin 9)

R3 = 6k½, R4 = 510½, C5 = .47µF

2.5

V

Input Bias Current (pin 8)

(Externally adjusted gain

250

nA

with R3 and R4. Unity DC gain)

Voltage gain @ 3.5kHz

(Externally adjusted gain

21.6

dB

with R3 and R4. Unity DC gain)

s Detector and Reference Output (C4 = .47µF)

Reference Resistance

13

19

25

k½

Reference Voltage

(pin 10)

1.8

3.6

5.5

V

Detector Output Resistance

10

15

20

k½

Detector Output Voltage

(pin 11)

1.4

2.8

4.3

V

(No signal, and at 2X time Constant)

s Main Timer (R1 = 20M½, R2 = 75k½, C1 = .47µF)

Power Up Pulse Period

Standby Mode (pin 1)

8

10

12

Sec

Power Up Pulse Period

Speed Up Mode (pin 1)

1.5

2

2.5

Sec

Power Up Pulse Width

(pin 1)

20

ms

Gate Pulse Width

Power up pulse width 12

10

ms

Sink Current (pin 18)

V (pin 16) = 16V

415

460

505

nA

Source Current (pin 18)

V (pin 16) = 16V

-220

-235

-250

µA

s Output Circuit

Output Latch Voltage

4.4

5.2

6.1

V

Leakage Current

V (pin 3) = 38V, V (pins 2, 16) = 0V

500

µA

s Alarm

Alarm Reset

Supply interruption

5

Sec

Power up time

30

Sec

System will go into alarm upon detection and transfer of three consecutive alarm level signals into the counter.