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NSB-7
System Module
PAMS Technical Documentation
Page 10
ã
Nokia Mobile Phones Ltd.
Issue 1 06/00
Technical Specifications
Absolute Maximum Ratings
DC Characteristics
External and Internal Signals and Connections
This section describes the external electrical connection and interface levels on the base-
band. The electrical interface specifications are collected into tables that covers a con-
nector or a defined interface.
DC (charger) connector
DC (charger) connector is physically integrated in the same component with the acces-
Parameter
Rating
Battery voltage
-0.3... 5.3 V
Charger input voltage
-5.0... 16V
Line Symbol
Minimum
Typical /
Nominal
Maximum
Unit / Notes
Supply battery voltage
3.0
3.9
4.8
V
Battery powerup voltage (HW)
2.9
3.0
3.1
V
Battery cut off voltage (HW)
2.7
2.8
2.9
V (3.1 V SW cutoff)
Regulated baseband supply volt-
age
2.7
2.8
2.85
V
Regulated baseband supply cur-
rent
3
50
125
mA
COBBA analog supply voltage
2.7
2.8
2.85
V
COBBA analog supply current
5
20
100
mA
Regulated 5V supply voltage
4.8
5.0
5.2
V
Regulated 5V supply current
0
1
30
mA
Regulated 5V SIM supply voltage
4.8
5.0
5.2
V
Regulated 5V SIM supply current
3
10
30
mA
Regulated 3V SIM supply voltage
2.8
3.0
3.2
V
Regulated 3V SIM supply current
1
6
30
mA
Voltage reference
1.4775
1.5
1.5225
V
Содержание NSB-7 Series
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