Voltages And Currents - Nokia RH-6 Series Baseband Description & Troubleshooting

RH-6
6 - BB Description & Troubleshooting
DC-plug.
Signal
Input voltage range
(fast charger)
Input voltage range
(standard charger)

Voltages and currents

Pin # Signal Parameter
1 VCHAR
2 GND
3 ACI Logic "0"
Logic "1"
4 Vout Output voltage
Current
5
6 FBUS_RX Logic "0"
Logic "1"
7 FBUS_TX Logic "0"
Logic "1"
8 GND
9 XMIC N Differential
voltage swing
DC level
10 XMIC P Differential
voltage swing
DC level
11 XEAR N Differential
voltage swing
12 XEAR P Differential
voltage swing
13
14
Page 42
Company Confidential
Table 22: Charger Input Voltage Levels
Min Nom Max
5.5 8.4 9.3
11.1 16
7.9
-0.3 20
Table 23: System connector interface signals
Min Typ
0
0 0.2
1.7 2.78
2.56 2.8
70
0 0.2
2.0 2.78
0 0.2
1.89 2.78
1
? ?
1
2.05 2.1
1
1
© 2003 Nokia Corporation.
CCS Technical Documentation
Unit Note
VRMS I= 850mA
Vpeak
VRMS
V Absolute maximum VHAR voltage
Max Unit Notes
9 VDC
0.85 ADC
Charge ground
0.7 V Insertion & removal detection /
Serial data bi-directional 1 kbit/s
2.86
2.88 VDC 70mA is specified as the max. cur-
rent in the Pop-port specification
150 mA
Not used in RH-6
0.86 V Serial data from accessory to phone
/ 115 kbit/s
3.0
0.81 V Serial data from phone to accessory
/ 115 kbit/s
2.83
Data ground
Vpp Negative audio in signal
? VDC
Vpp Positive audio in signal
2.25 VDC
400 uA
Vpp Negative audio out signal.
Max bandwidth from the phone
Vpp Positive audio out signal.
Max bandwidth from the phone
Not used in RH-6 (grounded)
Not used in RH-6 (grounded)
Issue 1 10/2003