NJM2550 JRC, NJM2550 Datasheet - Page 2

• Manufacturer Part Number: NJM2550
• Description: FM IF Demodulator IC / SSOP16
• Manufacturer: JRC

www.DataSheet4U.com
The values shown in parenthesis are reference values.
Ver.2006-02-24
Current Consumption
IF Amplifier Input Resistance
Signal to Noise Ratio 1
- 3dB Limiting Sensitivity
Demodulated Signal Level
Demodulated Signal Frequency
Characteristics
Buffer Amplifier Gain
AM Rejection Ratio
Duty Ratio of Wave Shaped Output
Quick Charge / Discharge Current
High Level Voltage of
COMP OUT Terminal
Low Level Voltage of
COMP OUT Terminal
Supply Voltage
Power Dissipation
Operating Temperature
Storage Temperature
Supply Voltage
ABSOLUTE MAXIMUM RATINGS
RECOMMENDED OPERATIONAL CONDITION
ELECTRICAL CHARACTERISTICS
(
Ta=25°C, V
PARAMETER
PARAMETER
PARAMETER
+
=3 V, f i f=10.7MHz, fmod=1kHz, fdev=±100kHz, unless otherwise noted)
SYMBOL
SYMBOL
SYMBOL
V i n ( l i m )
T o p r
T s t g
G a m p
V f s k H
I c c q
V f s k L
S / N 1
f D E T
A M R
R i n
V o d
P
D R
I c h
V
V
+
+
D
No Signal
V
V
VinIF=80dBuV
f i f = 10.7MHz
f i f = 50MHz
VinIF=80dBuV
Based on fmod=1kHz
Measured at –3dB
1MHz
VinIF=80dBuV
AM=30%
VinIF=80dBuV
V
V
1kΩ load
1kΩ load
TEST CONDITIONS
TEST CONDITIONS
COMP REF
COMP IN
COMP REF
COMP IN
- 40 to +125
- 40 to +85
RATINGS
= 0.65V
=0.6V
= 0.3V
10.0
300
=GND
MIN.
120
MIN.
2.0
80
40
-1
-
-
-
-
-
-
-
-
-
UNIT
mW
°C
°C
(Ta=25°C)
V
330
(40)
120
210
TYP.
TYP.
3.0
4.4
0.1
60
30
50
50
1
0
3
NJM2550
MAX.
MAX.
180
300
9.0
5.8
60
1
-
-
-
-
-
-
-
-
(Ta=25°C)
mVrms
dBuV
MHz
UNIT
UNIT
mA
dB
dB
dB
uA
%
Ω
V
V
V
- 2 -