NJM2552 JRC, NJM2552 Datasheet - Page 9
![no-image](/images/no-image-200.jpg)
NJM2552
Manufacturer Part Number
NJM2552
Description
FM IF Demodulator IC / SSOP20
Manufacturer
JRC
Datasheet
1.NJM2552.pdf
(21 pages)
- Current page: 9 of 21
- Download datasheet (375Kb)
www.DataSheet4U.com
Ver.2006-11-06
Pin No.
14
15
16
17
AM AF OUT
RSSI OUT
SYMBOL
RF AGC
AM SW
OUT
14
15
16
17
GND
GND
GND
GND
V+
EQUIVARENT CIRCUIT
V+
50k
2k
55k
2k
120k
100u
2k
2k
2k
VOLTAGE
1.46V
0.17V
0.08V
--
AM Demodulated Signal Output
An external RC filter may be
connected to reduce undesired
signal.
AM Section ON /OFF Switch
Both of AM and FM section are in
action during AM SW=HIGH.
When AM SW=LOW, AM section
keeps a state of not working.
Received Signal Strength
Indicator Output
Pin 16 outputs DC level
proportional to the log of input
signal level to pin7.
Output of RF AGC circuit
Pin 17 outputs DC voltage to
control the gain of external RF
amplifier.
FUNCTION
NJM2552
- 9 -
Related parts for NJM2552
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![JRC-SC2-121](/images/manufacturer_photos/0/3/300/hirose_electric_co_ltd_tmb.jpg)
Part Number:
Description:
Standard Circular Connectors JRC SERIES CONT FEM DIAM 1MM
Manufacturer:
Hirose Electric Co Ltd
![JRC-SC-212](/photos/2/4/20473/jrc-sc-212_tmb.jpg)
Part Number:
Description:
CONN SOCKET 16-20AWG CRIMP SILVR
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
![JRC-SC2-212](/photos/2/4/20474/jrc-sc2-212_tmb.jpg)
Part Number:
Description:
CONN SOCKET 20-24AWG CRIMP SILVR
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
![JRC-PC2-222](/photos/15/57/155702/jrc-pc2-222_tmb.jpg)
Part Number:
Description:
CONN PIN 24-28AWG CRIMP SILVER
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
![JRC-SC2-222](/photos/15/57/155703/jrc-sc2-222_tmb.jpg)
Part Number:
Description:
CONN SOCKET 24-28AWG CRIMP SILVR
Manufacturer:
Hirose Electric Co Ltd
Datasheet:
![NJM2146B](/images/no-image3.png)
Part Number:
Description:
CVCC Control / DIP8 / DMP8 / VSP8
Manufacturer:
JRC
Datasheet:
![NJM3415](/images/no-image3.png)
Part Number:
Description:
Dual High Output Power Operational Amplifier
Manufacturer:
JRC
Datasheet:
![NJU7631](/images/no-image3.png)
Part Number:
Description:
Switching Regulator IC / TVSP8
Manufacturer:
JRC
Datasheet:
![NSVS680](/images/no-image3.png)
Part Number:
Description:
Jrc Saw Filter
Manufacturer:
New Japan Radio Co.,Ltd
Datasheet:
![NSVS682](/images/no-image3.png)
Part Number:
Description:
Jrc Saw Filter
Manufacturer:
New Japan Radio Co.,Ltd
Datasheet:
![NSVS750](/images/no-image3.png)
Part Number:
Description:
Jrc Saw Filter
Manufacturer:
New Japan Radio Co.,Ltd
Datasheet:
![NSVS792](/images/no-image3.png)
Part Number:
Description:
Jrc Saw Filter
Manufacturer:
New Japan Radio Co.,Ltd
Datasheet:
![NSVA339](/images/no-image3.png)
Part Number:
Description:
JRC SAW Filter
Manufacturer:
Japan Radio Co.
Datasheet:
![NSVS658](/images/no-image3.png)
Part Number:
Description:
JRC SAW Filter
Manufacturer:
Japan Radio Co.
Datasheet: