MC33287 Datasheet, PDF (7/9 Pages) Motorola, Inc – Contact Monitoring and Dual Low Side Protected Driver

8 contacts to
Vbat or GND
Freescale S^Me^Cm³³i²c⁸o⁷ nductor, Inc.
APPLICATION
Figure 3. Typical Application Configuration
5V Regulator
Vbat
470nF
Relay
Relay (65Ω)
Lamp (1,2W)
Resistor
Lamp
1 VDD1
2 IN3
3 IN2
4 IN1
5 IN0
6 AD0
7 AD1
8 AD2
9 D1
10 GND
VDD2 20
IN4 1 9
IN5 1 8
IN6 1 7
IN7 1 6
OUT7 1 5
OUTi 1 4
CD1 1 3
CD2 1 2
D2 _{1 1}
VDD
I/O PORT
MICROCONTROLLER
Figure 4. Contact Configuration
V_BAT
500Ω
47KΩ
10nF
V_BAT
500Ω
47KΩ
10nF
Contact to V_BAT
Contact to ground
MC33287
For More MInOfoTrOmRaOtLiAon On This Product,
7
Go to: www.freescale.com