CCS Technical Documentation
System Module and User Interface
NSB-9
Issue 1 04/03
Nokia Corporation
Page 19
Table 11: Stereo ampilifer interface
External Signals and Connections
Table 12: Flip Connectors
P15
ROW(5)
0.7xVIO
0
1.8V
VIO
0.3xVIO
High
Low
Keyboard matrix row 5
GenI/O19
Shift
0.7xVIO
0
1.8V
VIO
0.3xVIO
High
Low
Engine shift key
BB signal
Stereo
amplifier
signal
Min
Nom
Max
Condition
Note
VBAT
Vcc
3.1V
3.6V
4.2V
Supply voltage
7.5mA
10mA
Output
mode 7,
Vin=0V,
Io=0A
0.5uA
Standby
GND
GND
0V
Ground
GenI/O14
ENB
1.4V
0V
1.8V
1.88V
0.4V
High
Low
Chip enable, active
high
GenI/O15
CLK
1.4V
0V
1.8V
1.88V
0.4V
High
Low
Clock input
GenI/O16
DATA
1.4V
0V
1.8V
1.88V
0.4V
High
Low
Serial data input
FM-RADIO L,
FM-RADIO R
Lin, Rin
GND
Vcc
Lin, Rin input voltage
XEAR
Phone InHS,
Phone InIHF
GND
Vcc
Phone in input volt-
age
Pin / Ref
Signal
Min
Nom
Max
Condition
Note
J301
J302
VBAT
3.1V
3.6 V
4.2V
Flip Closed
Flip supply voltage
2.9V
3.4V
4.0V
Flip Open,
(load
switch)
J303,
J304
DATA
0.7xVIO
0
0.3xVIO
High
Low
GenI/O17
J305,
J306
CLOCK
0.7xVIO
0
0.3xVIO
High
Low
GenI/O18
J307,
J308
GND
0V
Ground