DataSheet26.com

NJM2592 PDF даташит

Спецификация NJM2592 изготовлена ​​​​«JRC» и имеет функцию, называемую «FM IF Demodulator IC / SSOP20».

Детали детали

Номер произв NJM2592
Описание FM IF Demodulator IC / SSOP20
Производители JRC
логотип JRC логотип 

16 Pages
scroll

No Preview Available !

NJM2592 Даташит, Описание, Даташиты
www.DataSheet4U.com
NJM2592
470MHz INPUT MIXER AND 455kHz FM IF DEMODULATOR IC
GENERAL DESCRIPTION
The NJM2592 is a wide-operating voltage, low-current
FM IF demodulator IC with 455kHz(standard) IF frequency.
PACKAGE OUTLINE
It includes an oscillator, mixer, limiting amplifier, quadrature
detector, active filter, and FSK comparator.
The NJM2592 also has a RSSI circuit and RSSI comparator
for carrier sense.
NJM2592V
FEATURES
Wide Operating Voltage
Low Operating Current
1.8V to 9.0V
2.2mA type. at V+ =2.0V, external local oscillator input
Maximum Mixer Input Signal
Frequency
470MHz (reference value)
Level
0dBm
Mixer Input Resistance
50
IF Frequency
455kHz (standard)
Conventional Quadrature Detector
External Phase-shifting Capacitor
External Discriminator or LC Resonant Circuit
RSSI Comparator with Open-Collector Output
Quick Charge/Discharge Circuit for FSK Reference Voltage
Bipolar Technology
Package Outline
SSOP20
BLOCK DIAGRAM
MIX SENSE RSSI CARRIER FSK CHARGE LPF LPF AF
IN GND LEVEL OUT SENSE OUT SW OUT IN OUT
20 19 18 17 16 15 14 13 12 11
MIXER
BUFFER
OSC
1
OSC
(B)
2
OSC
(E)
3
MIX
OUT
+-
-+
RSSI COMP FSK COMP
+
-
FILTER AMP
RSSI
+
-
IF AMP
CHARGE
QUAD
DET
4 5 6 7 8 9 10
V+ IF DEC FSK FSK IF QUAD
IN VREF1 VREF2 OUT IN
Ver.2004-08-25
-1-









No Preview Available !

NJM2592 Даташит, Описание, Даташиты
NJM2592
www.DataSheet4U.com
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
Supply Voltage
V+
Power Dissipation
Pd
Mixer Input Signal Level
VmixMAX
Operating Temperature
Topr
Storage Temperature
Tstg
RATINGS
10.0
300
0
- 40 to +85
- 40 to +125
(Ta=25°C)
UNIT
V
mW
dBm
°C
°C
RECOMMENDED OPERATING CONDITION
(Ta=25°C)
PARAMETER
SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Supply Voltage
V+
1.8 2.5 9.0
V
ELECTRICAL CHARACTERISTICS
(Ta=25°C, V+=2.0V, fmix=430MHz, flo=429.545MHz, fif=455kHz, fmod=600Hz, fdev=±4kHz, unless otherwise noted)
PARAMETER
SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Current Consumption
Mixer Conversion Gain
Mixer 3 rd Order Intercept
I c c q No signal
1.8 2.2 2.8 mA
VinMIX=60dBuVEMF,
G m i x Measured at Pin3, without IF 16 20 24 dB
filter, terminated with 2k
IP3 - 95 - dBuV
Mixer Input Resistance
R in M
- (50) -
Mixer Input Capacitance
Cin M
- (2.0) -
pF
Mixer Output Resistance
RoM
Signal to Noise Ratio 1
Signal to Noise Ratio 2
Signal to Noise Ratio 3
S/N1
S/N2
S/N3
Mixer input
VinMIX=60dBuVEMF
IF input
VinIF=60dBuVEMF
IF input
VinIF=25dBuVEMF
-3dB Limiting Sensitivity
Vin(lim) IF input
AM Rejection Ratio
AMR
IF input, AM=30%
VinIF=60dBuVEMF
IF Amplifier Input Resistance
RinIF
RSSI Output Voltage
Vrssi
IF input
VinIF=40dBuVEMF
The values shown in parenthesis are reference values.
-
-
-
-
-
-
-
(0.3)
2.0 -
k
60 - dB
60 - dB
30 - dB
22 - dBuVEMF
50 - dB
2.0 -
k
0.45 (0.65)
V
-2-
Ver.2004-08-25









No Preview Available !

NJM2592 Даташит, Описание, Даташиты
www.DataSheet4U.com
NJM2592
PARAMETER
SYMBOL TEST CONDITIONS
Demodulated Output Level
Vod
IF input
VinIF =60dBuVEMF
Duty Ratio of Wave Shaped Output
DR
IF Input
VinIF=60dBuVEMF
Quick Charge/Discharge Current
Ich
FSK REF=GND
LPFOUT=0.4V
High Level Leak Current of
CARRIER SENSE Terminal
IcryH
VCARRIER SENSE=V+
Low Level Voltage of
CARRIER SENSE Terminal
VcryL
ICARRIER SENSE=100uA
Bias Current of
SENSE LEVEL Terminal
Ilevel
VCARRIER SENSE=0.8V
High Level Leak Current of
FSK OUT Terminal
IfskH
VFSK OUT=V+
Low Level Voltage of
FSK OUT Terminal
VfskL IFSK OUT=100uA
The values shown in parenthesis are reference values.
MIN.
75
40
35
-
-
-
-
-
TYP. MAX. UNIT
85 95 mVrms
50 60
%
65 110 uA
(0.0) -
uA
0.1 0.4
V
(0.0) -
uA
(0.0) -
uA
0.1 0.4
dB
Ver.2004-08-25
-3-










Скачать PDF:

[ NJM2592.PDF Даташит ]

Номер в каталогеОписаниеПроизводители
NJM2590(NJM2590 / NJM2597) FM IF Demodulator IC / SSOP14JRC
JRC
NJM2591FM IF Demodulator IC / SSOP16JRC
JRC
NJM2592FM IF Demodulator IC / SSOP20JRC
JRC
NJM2593FM IF Demodulator IC / SSOP20JRC
JRC

Номер в каталоге Описание Производители
TL431

100 мА, регулируемый прецизионный шунтирующий регулятор

Unisonic Technologies
Unisonic Technologies
IRF840

8 А, 500 В, N-канальный МОП-транзистор

Vishay
Vishay
LM317

Линейный стабилизатор напряжения, 1,5 А

STMicroelectronics
STMicroelectronics

DataSheet26.com    |    2020    |

  Контакты    |    Поиск