User Manual

Contact Connections
MOTOROLA MC13192 Product Preview 13
21 VDDD Bypass Digital supply bypass Decouple 0.1 to
0.47 µF to ground.
22 VDDINT Input Digital interface supply & digital
regulator input – Connect to Battery
2.0 to 3.4 V
Decouple 0.47 to 1
µF to ground.
23 GPIO5 Digital Input/
Output
General Purpose Input/Output 5 When digital
output:
Vol= 20%VDDINT
Voh=80%VDDINT
When digital
input:
Vil= 30%VDDINT
Vih=70%VDDINT
1 mA max source/
sink.
24 GPIO6 Digital Input/
Output
General Purpose Input/Output 6 When digital
output:
Vol= 20%VDDINT
Voh=80%VDDINT
When digital
input:
Vil= 30%VDDINT
Vih=70%VDDINT
1 mA max source/
sink.
25 GPIO7 Digital Input/
Output
General Purpose Input/Output 7 When digital
output:
Vol= 20%VDDINT
Voh=80%VDDINT
When digital
input:
Vil= 30%VDDINT
Vih=70%VDDINT
1 mA max source/
sink.
26 Crystal1 Input Crystal Reference oscillator input Connect to 16 MHz
crystal and load
capacitor
27 Crystal2 Input/Output Crystal Reference oscillator output
Note: Do not load this pin by using
it as a 16 MHz source. Measure 16
MHz output at Contact 15, CLKO,
programmed for 16 MHz. See the
MC13192 Reference Manual for
details.
Connect to 16 MHz
crystal and load
capacitor
28 VDDLO2 Input/Bypass LO2 VDD supply - Connect to VDDA
externally
Decouple 100 to
1000 pF to ground
Table 8. Contact Function Description (Continued)
Contact # Contact Name Type Description Functionality
Fr
eescale S
emiconduct
or
, I
Freescale Semiconductor, Inc.
nc...