TC7660

DS21465B-page 2

 2002 Microchip Technology Inc.

1.0

ELECTRICAL

CHARACTERISTICS

Absolute Maximum Ratings*

Supply Voltage .............................................................+10.5V

LV and OSC Inputs Voltage: (Note 1)

8-Pin CERDIP ....................................................800 mW

8-Pin PDIP .........................................................730 mW

8-Pin SOIC .........................................................470 mW

Operating Temperature Range:

C Suffix.......................................................0°C to +70°C

I Suffix .....................................................-25°C to +85°C

E Suffix....................................................-40°C to +85°C

M Suffix .................................................-55°C to +125°C

Storage Temperature Range.........................-65°C to +160°C

ESD protection on all pins (HBM) ................... ..............

≥ 3kV

Maximum Junction Temperature ........... ....................... 150°C

* Notice: Stresses above those listed under "Maximum Rat-

ings" may cause permanent damage to the device. This is a

stress rating only and functional operation of the device at

those or any other conditions above those indicated in the

operational sections of this specification is not intended. Expo-

sure to maximum rating conditions for extended periods may

affect device reliability.

FIGURE 1-1:

TC7660 Test Circuit.

ELECTRICAL SPECIFICATIONS

1

2

3

4

8

7

6

5

TC7660

+

(+5V)

10 µF

+

10 µF

Parameters

Sym

Min

Typ

Max

Units

Conditions

Supply Current

—80

180

µA

Supply Voltage Range, High

3.0

—

10

V

Min

Supply Voltage Range, Low

1.5

—

3.5

V

Min

Output Source Resistance

—70

100

Ω

——

120

——

130

—104

150

—150

300

0°C

—160

600

-55°C

Oscillator Frequency

—

10

—

kHz

Pin 7 open

Power Efficiency

95

98

—

%

Voltage Conversion Efficiency

97

99.9

—

%

Oscillator Impedance

—1.0

—

M

Ω

—100

—

k

Ω