ZSCT1555 datasheet(2/10 Pages) ZETEX

Part #	ZSCT1555

Description	PRECISION SINGLE CELL TIMER

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Manufacturer	ZETEX [Zetex Semiconductors]

Direct Link	http://www.diodes.com/

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2 / 10 page

ABSOLUTE MAXIMUM RATINGS

Supply Voltage

9V

Input Voltages

9V

(Cont, Reset, Thres, Trig)

Output Current

100mA

Operating Temperature

-20 to 100°C

Storage Temperature

-55 to 150°C

Power Dissipation (Tamb=25°C)

DIL8

625mW

SO8

625mW

Recommended Operating Conditions

Supply Voltage

0.9V(min) 6V(max)

Input Voltages

6V(max)

(Cont, Reset, Thres, Trig)

Output Current

Sink

100mA(max)

Source

150

µA(max)

ELECTRICAL CHARACTERISTICS

TEST CONDITIONS (Unless otherwise stated):Tamb= 25°C,VCC= 1.5V

SYMBOL PARAMETER

CONDITIONS

LIMITS

UNITS

MIN.

TYP.

MAX.

VCC

Supply Voltage

0.9

6

V

ICC

Supply Current

no load

VCC= 5V, no load

74

150

120

200

mA

VTH

Threshold Voltage

VCC= 5V

1.195

3.9

1.22

4

1.245

4.1

V

ITH

Threshold Current (Note 1)

0

20

100

nA

VTR

Trigger Voltage

VCC= 5V

0.2

0.57

0.25

0.62

0.3

0.67

V

ITR

Trigger Current

0

-35

-100

nA

tPD

Trigger Propagation delay

Delay from trigger

to output

2

µs

VRS

Reset Voltage

0.1

0.2

0.4

V

IRS

Reset Current

Reset @ 0V

0

-5

-10

µA

IDS

Discharge switch Off-state

current

0

10

100

nA

VDS

Discharge switch On-state

voltage

IDS= 0.2mA

VCC= 5V, IDS= 0.3mA

0

180

240

225

350

mV

VCT

Control Voltage (Open Circuit)

VCC= 5V

1.195

3.9

1.22

4

1.245

4.1

V

VOL

Output Voltage (Low)

IOL=10mA

IOL=50mA

VCC=5V, IOL=10mA

VCC=5V, IOL=100mA

0

0.15

0.45

0.13

0.65

0.3

0.65

0.3

1

V

VOH

Output Voltage (High)

IOH= 100µA

VCC= 5V, IOH= 150µA

1

4.5

1.1

4.6

1.5

5

V

ZSCT1555

4-312

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