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參數(shù)資料
| 型號： | RX3141 |
| 英文描述： | Mouse. Pager. |
| 中文描述： | 鼠標。傳呼機。 |
| 文件頁數(shù)： | 6/10頁 |
| 文件大?。?/td> | 167K |
| 代理商： | RX3141 |
RX3141
the wireless IC company
Revision C
Page 6
October 2000
Electrical Characteristics
(V
CC
= 1.4 V, V
SS
= 0 V, T
A
= 25 °C, BS = high unless otherwise noted)
Parameter
Symbol
Condition
Value
Unit
min.
typ.
max.
Quiescent current consumption
I
CC,total
1.2
1.7
mA
Standby current consumption
I
CC,standby
V
BS
= 0 V
5
μ
A
Mixer conversion gain
G
C
measured after 455 KHz
ceramic filter
9
12.5
16
dB
Mixer input intermodulation intercept point
IIP3
–10
dBm
Mixer input resistance
R
in,MIX
5
K
Mixer output resistance
R
out,MIX
2
K
IF amplifier input resistance
R
in,IF
2
K
S/N ratio 1
SN1
–53 dBm at MIXIN
63
dB
S/N ratio 2
SN2
–53 dBm at IFIN
63
dB
S/N ratio 3
SN3
–91 dBm at IFIN
25
dB
Demodulation output level
VOD
–53 dBm at IFIN
45
mVrms
AM rejection ratio
AMR
–53 dBm at IFIN,
AM=30 %
50
dB
FSK output duty ratio
DR
40
50
60
%
Low battery alarm threshold voltage
V
ALM
1.05
1.1
1.15
V
Regulator output voltage
V
REGOUT
430
load resistor
0.95
1.0
1.05
V
RSSI output voltage
V
RSSI
–53 dBm at IFIN
0.45
0.60
0.80
V
RSSI output resistance
R
RSSI
82
K
Charging/discharging current
I
CH
V
FSKREF
= 0 V,
V
LPFOUT
= 0.18 V
35
70
110
μ
A
ALM logic HIGH output current
I
OH,ALM
2
μ
A
ALM logic LOW output voltage
V
OL,ALM
0.4
V
FSKOUT logic HIGH output current
I
OH,FSK-
OUT
2
μ
A
FSKOUT logic LOW output voltage
V
OL,FSK-
OUT
0.4
V
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