TC670

DS21688B-page 2

© 2002 Microchip Technology Inc.

1.0

ELECTRICAL

CHARACTERISTICS

Absolute Maximum Ratings*

All inputs and outputs w.r.t. ..... (GND

Output Short Circuit Current ..................................continuous

Current at Input Pin ................................................... +/-2 mA

Current at Output Pin .............................................. +/-25 mA

ESD protectiononall pins

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

Operating Temperature Range........................-40°C to +85°C

Storage Temperature Range .........................-55°C to +150°C

Stresses above those listed under “Absolute Maximum Rat-

ings” may cause permanent damage to the device. These are

stress ratings only and functional operation of the device at

these or any other conditions above those indicated in the

operation sections of the specifications is not implied. Expo-

sure to Absolute Maximum Rating conditions for extended

periods may affect device reliability.

TC670 ELECTRICAL SPECIFICATIONS

TEMPERATURE SPECIFICATIONS

Boldface type specifications apply for temperature range of -40°C to +85°C

Symbol

Parameters

Min

Typ

Max

Unit

Conditions

Power Supply:

Supply Voltage

3.0

—

5.5

V

Supply Current

—

90

150

µA

CLEAR Input:

CLEAR Logic Input High Level

——

V

CLEAR Logic Input Low Level

—

—

V

SENSE Input:

SENSE Input Level Threshold Voltage

—

124

—

mV

SENSE Input Resistance

—

50

—

k

Ω

THRESHOLD Input:

THRESHOLD Input Voltage Minimum

—

0.0

—

V

THRESHOLD Input Voltage Maximum

—

2.4

—

V

THRESHOLD Input Resistance

—

100

—

M

Ω

-10

—

+10

%

ALERT Output:

ALERT Output Low Voltage

—

—

0.3

V

ALERT Output Delay Time

—

176

—

ms

Note 1:

Symbol

Parameters

Min

Typ

Max

Unit

Conditions

Temperature Ranges:

Specified Temperature Range

-40

—

+85

°C

Operating Temperature Range

-40

—

+85

°C

Thermal Package Resistances:

θJA

Thermal Resistance, 6L-SOT-23

—

230

—

°C/W