NJM2592 JRC, NJM2592 Datasheet - Page 8

• Manufacturer Part Number: NJM2592
• Description: FM IF Demodulator IC / SSOP20
• Manufacturer: JRC

www.DataSheet4U.com
NJM2592
- 8 -
Pin No.
17
18
19
20
Note :
1.
2.
Pin 1,2,3,5,6,7,8,9,10,11,12,13,14,15,16,17,18
ESD protection diodes exist between each of the following pins and V
Pin 1,2,3,5,6,7,8,9,10,11,12,13,17,18,20
ESD protection diodes also exist between each of the following pins and ground.
RSSI OUT
SYMBOL
SENSE
LEVEL
MIX IN
GND
18
20
17
EQUIVARENT CIRCUIT
500
50k
V+
V+
V+
VOLTAGE
0.05V
0.27V
--
--
+
.
Received Signal Strength
Indicator Output
Pin 11 outputs DC level
proportional to the log of input
signal level to pin 20.
Sense Level Input
External reference voltage of
RSSI comparator
Ground
Mixer Input
The mixer is designed to work up
to 470MHz with the typical input
impedance of RinM = 50Ω and
CinM = 2pF(at 430MHz).
FUNCTION
Ver.2004-08-25