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New Japan Radio

NJM14570RB1 Datasheet Preview

NJM14570RB1 Datasheet

WIDE BAND FM IF DEMODULATOR

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NJM14570
WIDE BAND FM IF DEMODULATOR
GENERAL DESCRIPTION
The NJM14570 is a wide band IF IC with a maximum
IF input frequency of 15 MHz.
It includes an IF Amplifier, Quadrature Detector and RSSI.
PACKAGE OUTLINE
MAIN APPLICATIONS
RF ID
Radar detector
Wireless Infrared Communication System
Voice Transmission System
A few MHz band Signal Detector
NJM14570RB1
FEATURES
Wide Range Operating Voltage
Low Operating Current
Wide Range IF Input Frequency
Wide Band FM Detector Range
High FM Detection Sensitivity
Package Outline
1.8V to 9V (recommended supply voltage)
2.9mA ( Typ., No Signal )
10.7MHz ( Standard )
up to 15MHz ( Reference )
DC to 1MHz ( Reference )
- 87dBm ( 12dB SINAD, typ. )
MSOP8 ( TVSP ) *
*JEDEC MO-187-DA / thin type
BLOCK DIAGRAM
DECOUPLE2 DECOUPLE1 GND
8
7
6
GND
IF IN
5
IF
AMP
Ver.2017-03-29
1
2
DET OUT QUAD COIL
RSSI
V+
3
4
V+
RSSI OUT
-1-




New Japan Radio

NJM14570RB1 Datasheet Preview

NJM14570RB1 Datasheet

WIDE BAND FM IF DEMODULATOR

No Preview Available !

ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
SYMBOL
V+
PD
Topr
Tstg
RATINGS
10
410
- 40 to + 85
- 50 to + 125
NJM14570
(Ta=25°C)
UNIT
V
mW
°C
°C
RECOMMENDED OPERATIONAL CONDITION
PARAMETER
Supply Voltage
SYMBOL
V+
TEST CONDITIONS
MIN.
1.8
(Ta=25°C)
TYP.
3.0
MAX.
9.0
UNIT
V
ELECTRICAL CHARACTERISTICS
(Ta = 25°C, V+ = 3V, IF IN = 10.7MHz / - 30dBm, fdev = ± 50kHz, fmod = 1kHz, unless otherwise noted)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN. TYP. MAX.
UNIT
Current Consumption
Iccq No Signal
-
2.9
4.1 mA
DETECTION
Output Voltage
Total Harmonics Distortion
VOUT
THD
60
100 160 mVrms
-
0.5
2.0
%
Signal to Noise Ratio
S/N
54
60
-
dB
12dB SINAD
Limiter Input Resistance
SINAD
RLIM
-
- 87 - 81 dBm
-
330
-
Ω
RSSI
RSSI Output Voltage
VRSSI1 No Signal
VRSSI2 - 60 dBm, No Modulation
VRSSI3 - 30 dBm, No Modulation
VRSSI4 0 dBm, No Modulation
0.00 0.05 0.30
V
0.20 0.40 0.60
V
0.80 1.05 1.30
V
1.20 1.50 1.80
V
Ver.2017-03-29
-2-


Part Number NJM14570RB1
Description WIDE BAND FM IF DEMODULATOR
Maker New Japan Radio
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