RX3140 Datasheet, PDF (4/8 Pages) List of Unclassifed Manufacturers – RX3140 Low Power IF Receiver IC

the wireless IC company
RX3140
Electrical Characteristics
(V_CC = 1.4 V, V_SS = 0 V, T_A = 25 °C, BS = high unless otherwise noted)
Parameter
Symbol
Condition
Quiescent current consumption
Standby current consumption
I_CC,total
I_CC,standby
Mixer conversion gain
G_C
Mixer output intermodulation intercept point
Mixer input resistance
Mixer output resistance
IF amplifier input resistance
S/N ratio 1
S/N ratio 2
S/N ratio 3
Demodulation output level
OIP3
R_in,MIX
R_out,MIX
R_in,IF
SN1
SN2
SN3
VOD
AM rejection ratio
AMR
FSK output duty ratio
Low battery alarm threshold voltage
Regulator output voltage
DR
V_ALM
V_REGOUT
Charging/discharging current
I_CH
ALM logic HIGH output current
ALM logic LOW output voltage
FSKOUT logic HIGH output current
FSKOUT logic LOW output voltage
I_OH,ALM
V_OL,ALM
I_OH,FSK-
OUT
V_OL,FSK-
OUT
V_BS = 0 V
measured after 455 KHz
ceramic filter
–53 dBm at MIXIN
–53 dBm at IFIN
–91 dBm at IFIN
–53 dBm at IFIN
–53 dBm at IFIN,
AM=30 %
430 Ω load resistor
V_FSKREF = 0 V,
V_LPFOUT = 0.18 V
Value
Unit
min. typ. max.
1.1 1.6 mA
5
µA
9
12.5 16
dB
–10
dBm
5
KΩ
2
KΩ
2
KΩ
63
dB
63
dB
25
dB
45
mVrms
50
dB
40
50
60
%
1.05 1.1 1.15 V
0.95 1.0 1.05 V
35
70 110 µA
2
µA
0.4
V
2
µA
0.4
V
Revision B
Page 4
May 2000