NSW-6
System Module SE2
PAMS Technical Documentation
Page 55
Issue 1 12/99
Nokia Mobile Phones Ltd.
Function
Unit
Max
Typ
Min
Parameter
To
From/
Con-
trol
Signal
name
IF2AP/
IF2AN
ERO-
TUS
Cobba_D
IF2 frequency
450
kHz
Differential IF2–sig-
nal from limiter to
DEMO detector in
Cobba_D
Output level,
0.6
V
pp
Load resistance
10
k
Ω
Load capacitance
5
pF
IF2DP/
IF2DN
ERO-
TUS
Cobba_D
IF2 frequency
450
kHz
Differential IF2–sig-
nal
to RX A/D–converter,
PGA = 0 dB
Output level
170
1400
mVpp
Source imp.
600
Ω
RFC
VCTCX
O
Cobba_D
Frequency
19.44
MHz
High stability clock
signal for the locig
circuits
Signal amplitude
0.2
1.0
Vpp
Load resistance
10
k
Ω
Load capacitance
5
pF
RFCEN
MAD
(CTID,
RFCEN
)
CCONT,
Cobba_D
Logic high ”1”
2.0
V
Supply voltage VR1
ON, RFC enable
Logic low ”0”
0.5
V
Supply voltage VR1
OFF, RFC disable
Current
100
uA
MCU, DSP
timing inaccuracy
50
us
RSSI
ERO-
TUS
CCONT
Voltage
0.1
1.5
V
Analog mode
field strength
indicator voltage
Digital mode
Load resistance
1
M
Ω
Load capacitance
50
pF
Voltage
0.1
V
RXPWR1
MAD
(CTID,
LNA-
SEL)
CCONT
Logic high ”1”
2.0
V
Supply voltage VR4
ON
Logic low ”0”
0.5
V
Supply voltage VR4
OFF
Current
100
uA
DSP
timing inaccuracy
30
us