RCT02

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

3 of 11

www.unisonic.com.tw

QW-R502-002. D



ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

VALUE

UNIT

DC Input Voltage

-0.5 ~ +5.5

V

-0.5 ~ +5.5

V

Supply Voltage to Ground Potential (Outputs & D/O Only)

-0.5 ~ +5.5

V

DC Output Current

20

mA

Power Dissipation

500

mW

Ambient Temperature With Power Applied

-10 ~ +40

C

Storage Temperature

-25 ~ +85

C



DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Operating Voltage

2.5

4.0

5.0

V

Input Low Voltage

Guaranteed Logic Low Level

0.5

V

Output High Voltage

3.5

V

Output Low Voltage

0.5

V

Output High Current

-4.0

mA

Supply Current

Output unloaded

300

μA

Standby Current

OFF state

10

μA

Input Current

Pin 1,4,5,6,14

60

μA

Output Low Current

150

μA



AC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Oscillator Frequency

(Note 1)

102

128

154

KHz

Carrier Frequency of SC Pin

51

64

77

KHz

Time of Auto-Power-Off

(Note 2)

3.2

4

4.8

min.

Cycle Time of Function Code

0.8

1

1.2

ms

Cycle Time of Start Code

1.6

2.1

2.4

ms

Note: 1. The relative error between the frequencies of the two on-chip oscillators in the UTC RCT02 and UTC

RCR02 must be less than ± 25%.

2. When adjust the external oscillator resistor, the auto-power-off time will vary relevantly.