Sensors

2

Freescale Semiconductor

MC14568

Figure 2. Functional Block Diagram

CAUTION: CMOS devices have input static protection but are susceptible to damage when exposed to extremely high static electrical charges.

Table 1. Maximum Ratings

Rating

Symbol

Value

Unit

Supply Voltage Range

-0.5 to +15

V

Input Voltage Range

V

Maximum Current (Source/Sink) by Pins 6 (VDD) and Pin 9 (VSS)

30

mA

Maximum Current Input Pins

±10

mA

Maximum Current Output Pins (Pins 2, 4, 5, 10, 11)

—

±25

mA

Maximum Current (Pin 15)

—

±1.0

mA

Operating Temperature Range

0 to +50

°C

Storage Temperature Range

-55 to +125

°C

Human Body Model ESD Rating

1000

V

(

)

VDD

6

3

13

9

2

I/O

LOGIC

LOW-V SET.

SENSITIVITY SET.

–Supply

VSS

13

15

16

1

+

–

+

–

+

–

FEEDBACK

HORN 2

HORN 1

LED

5

Power On

Reset

Oscillator

& Timing

12

7

4

OSC CAP.

TIMING RES.

TIMER

OUT

TIMER

START

8

11

10