NJM2204A PDF даташит
Спецификация NJM2204A изготовлена «JRC» и имеет функцию, называемую «8V-12V / DIP16». |
|
Детали детали
Номер произв | NJM2204A |
Описание | 8V-12V / DIP16 |
Производители | JRC |
логотип |
5 Pages
No Preview Available ! |
www.DataSheet4U.com
LOG AMPLIFIER
NJM2204A
■ GENERAL DESCRIPTION
The NJM2204A is an integrated IF limitting amplifier which
contains temperature compensated reference power supply, 6 stage
differential limitting amplifier and 6 stage logarithmic suppression
circuit.
Its votage gain is 58dB and linearity is ±1dB within 50dB log
dynamic range. The voltage gain and log dynamic range are
enlarged by connecting multiple stages.
The NJM2204A is suitable to telecommunication equipment.
■ PACKAGE OUTLINE
NJM2204AD
■ FEATURES
● Wide log dynamic range
● Wide linearity range
● Large Voltage Gain
● Wide stable operating supply voltage range
● Wide stable operating temperature range
● Package Outline
● Bipolar Technology
(50dB)
(±1dB)
(60dB)
(8 to 12V)
(-20 to 85°C)
DIP16
■ APPLICATION
● Cellular
● Personal wireless Radio
● Business wireless Radio
● Handy talky
■ PIN CONFIGURATION
NJM2204AD
NJM2204AD
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Pin Name
RF IN
LOG OUT 1
GND1
VREF1
VCOMP
Vst
GND2
EXT C2
RF OUT
VREF2
LOG OUT 4
LOG OUT 3
V+2
EXT C1
LOG OUT 2
V+1
Function
AC Signal Input (C-coupling)
LOG Detector Output (from 1st stage)
Ground 1
Internal Reference Voltage 1
Compensation Input to Reference Voltage
Compensated Output of Reference Voltage
Ground 2
Terminate with C
Limited AC Output
Internal Reference Voltage2
LOG Detector Output (from 6th stage)
LOG Detector Output (from 4th and 5th stage)
Supply Voltage Input 2
Terminate with C
LOG Detector Output (from 2nd and 3rd stage)
Supply Voltage Input 1
Ver.2003-12-09
-1-
No Preview Available ! |
NJM2204A
www.DataSheet4U.com
■ BLOCK DIAGRAM
NJM2204AD
■ LOG DETECTOR OUTPUT CHARACTERISTICS(EXAMPLE)
PARAMETER
TEST CONDITION
(Ta=25°C, V+=9V, VREF=6.0V)
MIN. TYP. MAX. UNIT
Log Detector Output
fIN=455kHz, VIN=8dB (50Ω termination)
fIN=455kHz, VIN=-2dB (50Ω termination)
fIN=455kHz, VIN=-12dB (50Ω termination)
fIN=455kHz, VIN=-22dB (50Ω termination)
fIN=455kHz, VIN=-32dB (50Ω termination)
fIN=455kHz, VIN=-42dB (50Ω termination)
fIN=455kHz, VIN=-52dB (50Ω termination)
fIN=455kHz, VIN=-62dB (50Ω termination)
0.976
0.868
0.727
0.586
0.446
0.305
0.164
0.057
1.004
0.896
0.755
0.614
0.474
0.333
0.192
0.085
Log Detector Linearity
Ta=-20°C to 85°C, VIN=-2 to -52dBm
--
* Log Detection Linearity : It is error between RF input level and ideal input level to straight line connected two
detection output points of two input level (-2dBm, -52dBm).
* Temperature coefficient of Log detection output voltage : approximately 90µV / °C Typ. (-20 to +85°C).
1.032
0.924
0.783
0.642
0.502
0.361
0.202
0.113
±1
V
V
V
V
V
V
V
V
dB
■ TEST CIRCUIT
-2-
Ver.2003-12-09
No Preview Available ! |
NJM2204A
www.DataSheet4U.com
■ RECOMMENDED OPERATING CONDITION
(Ta=-20 to 85°C)
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
Operating Voltage
V+ 8.0 9.0 16.0 V
Output Load Impedance
BRFO
BLOGO
1
100
2
-
- kΩ
- kΩ
Stabilized Voltage
VVR - 6.0 -
V
■ ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATING
UNIT
Supply Voltage
Input Voltage
V+ -0.5 to 16.0
VIN -0.5 to V+
V
V
Output Current
ILR 5
IRFO
2
mA
mA
Operating Temperature
Topr -20 to 85
°C
Storage Temperature
Tstg -55 to 125
°C
(note):The NJM2204A is produced by high frequency wafer process and so destrutcive voltage against surge pulse is lower than low frequency
product.
■ ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
Operating Current
Maximum Operating Frequency
Output Voltage Swing
Log Detection Output
Log Detection Linearity
Limitter Amp Gain
ICC
fmax
VRFO
VLOG
LIN
GV
TEST CONDITION
Input : +8dBm (50Ω termination)
Input : +8dBm (50Ω termination)
VIN=-2dBm to -52dBm (50Ω termination)
(Ta=25°C, V+=9V, VREF=6.0V)
MIN. TYP. MAX. UNIT
- 6 10.0 mA
0.5 3
- MHz
- 2.0 - VP-P
- 1.0 -
V
- - ±1 dB
60 -
- dB
Ver.2003-12-09
-3-
Скачать PDF:
[ NJM2204A.PDF Даташит ]
Номер в каталоге | Описание | Производители |
TL431 | 100 мА, регулируемый прецизионный шунтирующий регулятор |
Unisonic Technologies |
IRF840 | 8 А, 500 В, N-канальный МОП-транзистор |
Vishay |
LM317 | Линейный стабилизатор напряжения, 1,5 А |
STMicroelectronics |
DataSheet26.com | 2020 | Контакты | Поиск |