MLX71120 Datasheet, PDF (21/30 Pages) Melexis Microelectronic Systems – 300 to 930MHz FSK/FM/ASK Receiver

MLX71120
300 to 930MHz
FSK/FM/ASK Receiver
4.3 DC Characteristics
all parameters under normal operating conditions, unless otherwise stated;
typical values at T_A= 23 °C and V_CC = 3 V, all parameters based on test circuits as shown Fig. 10 to Fig. 11
Parameter
Symbol
Condition
Min Typ Max Unit
Operating Currents
Shutdown current
I_SDN
ENRX=0, T_A = 85°C
ENRX=0, T_A = 125°C
50
200
nA
4
µA
Supply current reference
oscillator
I_RO
ENRX=1, t < t_onRO
1.5
mA
Supply current, FSK
IF2= 455kHz
ENRX=1, MODSEL= 1
I_FSK1 IFSEL=0, SLCSEL=0
7.0
mA
LNASEL=0 or 1
Supply current, FSK
IF2= 10.7MHz
ENRX=1, MODSEL= 1
I_FSK2 IFSEL=1, SLCSEL=0
7.5
mA
LNASEL=0 or 1
PRELIMINARY ^{Supply current, ASK}
IF2= 455kHz
ENRX= 1, MODSEL= 0
I_ASK1 IFSEL=0, SLCSEL=0
6.6
LNASEL=0 or 1
Supply current, ASK
IF2= 10.7MHz
ENRX= 1, MODSEL= 0
I_ASK2 IFSEL=1, SLCSEL=0
7.1
LNASEL=0 or 1
Digital Pin Characteristics (except of LNASEL)
Input low voltage (CMOS)
Input high voltage (CMOS)
Pull down current ENRX pin
Low level input current
ENRX pin
V_IL
V_IH
I_PDEN
I_INLEN
ENRX, SEL pins
ENRX, SEL pins
ENRX=1
ENRX=0
0.3*V_CC
0.7*V_CC
2
8
30
1
High level input current
I_INHSEL SEL pins
1
Low level input current
I_INLSEL SEL pins
1
mA
mA
V
V
µA
µA
µA
µA
LNASEL Pin Characteristics
Input voltage LNA1 active
Input voltage LNA2 active
DTAO Pin Characteristics
V_LNASEL1 ENRX=1
V_LNASEL2 ENRX=1
0.9*V_CC
0.1*V_CC V
V
Output low voltage
Output high voltage
V_OL
DTAO pin,
I_SINK = 600µA
V_OH
DTAO pin,
I_SOURCE = 600µA
0.7*V_CC
0.3*V_CC V
V
39010 71120
Rev. 005
Page 21 of 30
Data Sheet
Feb/08