External Signals And Connections - Nokia NSB-9 Service Manual

CCS Technical Documentation
P15 ROW(5)
GenI/O19 Shift
Stereo
BB signal amplifier
signal
VBAT Vcc
GND GND
GenI/O14 ENB
GenI/O15 CLK
GenI/O16 DATA
FM-RADIO L, Lin, Rin
FM-RADIO R
XEAR Phone InHS,
Phone InIHF

External Signals and Connections

Pin / Ref Signal
J301 VBAT
J302
J303, DATA
J304
J305, CLOCK
J306
J307, GND
J308
Issue 1 04/03
0.7xVIO 1.8V VIO
0 0.3xVIO
0.7xVIO 1.8V VIO
0 0.3xVIO
Table 11: Stereo ampilifer interface
Min Nom
3.1V 3.6V
7.5mA
0.5uA
0V
1.4V 1.8V
0V
1.4V 1.8V
0V
1.4V 1.8V
0V
GND
GND
Table 12: Flip Connectors
Min Nom Max
3.1V 3.6 V 4.2V
2.9V 3.4V 4.0V
0.7xVIO
0
0.3xVIO
0.7xVIO
0
0.3xVIO
0V
Nokia Corporation
System Module and User Interface
High Keyboard matrix row 5
Low
High Engine shift key
Low
Max Condition
4.2V
10mA Output
mode 7,
Vin=0V,
Io=0A
Standby
1.88V High
0.4V Low
1.88V High
0.4V Low
1.88V High
0.4V Low
Vcc
Vcc
Condition Note
Flip Closed Flip supply voltage
Flip Open,
(load
switch)
High GenI/O17
Low
High GenI/O18
Low
Ground
NSB-9
Note
Supply voltage
Ground
Chip enable, active
high
Clock input
Serial data input
Lin, Rin input voltage
Phone in input volt-
age
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