Fbus Interface Electrical Characteristics (Between Rap And N2300); Company Confidential; Headset Hook Detection Interface (Xmicn) Electrical Characteristics; Audio Signal Electrical Characteristics - Nokia n80 User Manual

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Description Parameter
Low-level V
OL
output voltage
High-level V
OH
output voltage
(driven)
Output signal V
CRS
crossover
voltage

FBUS interface electrical characteristics (between RAP and N2300)

Description
High-level input
voltage
Low-level Input
voltage
High-level output
voltage
Low-level output
voltage
Rise/fall time

Headset hook detection interface (XMICN) electrical characteristics

Description
Hook detection 1.25
threshold 1
Hook detection 0.5
threshold 2
Hook detection
hysteresis
Hook detection 1
pull ups

Audio signal electrical characteristics

Description
XMIC N
XMIC P
Page 9 –30
Min
0
2.8
1.3
Parameter
V
IH
V
IL
V
OH
V
OL
tR/tF
Min Typ
1.35
0.6
25
2
Parameter
Audio in
Audio in

COMPANY CONFIDENTIAL

Copyright © 2006 Nokia. All rights reserved.
Max
0.3
3.6
2
Min
0.7 x V
DDSHV2
0
0.8 x V
DDSHV2
0
0
(VDDSHV2 = 1.8V)
Max
1.45
0.7
4
Typ
1
1
Unit
V
V
V
Max
V
DDSHV2
0.3 x V
DDSHV2
V
DDSHV2
0.22 x V
DDSHV2
25
Unit
V
V
mV
uA
Unit
V
pp
V
pp
RM-91; RM-92
System Module
Notes
Unit
V
V
V
V
ns
Notes
Two fixed
thresholds
inside N2200.
Selectable by
SW
Notes
DC Offset 2.5-2.78V
DC Offset 2.5-2.78V
Issue 1