NJM2770R 查看數據表（PDF） - Japan Radio Corporation
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NJM2770R Datasheet PDF : 4 Pages
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NJM2770
s ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
SYMBOL
V+
Power Dissipation
PD
Operating Temperature Range Topr
Storage Temperature Range
Tstg
RATINGS
+5
(VSP8,TVSP8) 400
-40 to +85
-40 to +150
(Ta=25°C)
UNIT
V
mW
°C
°C
s ELECTRICAL CHARACTERISTICS (V+=3.0V,RL=8Ω,f=1kHz,1pin=2V,Ta=25°C,unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
Operating Voltage Range V+
2.0
-
4.5 V
Operating Current
ICC
Power Down Current
ICCD
RL=∞,no signal
RL=∞ 1pin=0.8V,no signal
-
2.0 4.0 mA
-
0.1 1.0 µA
Open Loop Gain
AV1
Amp#A, f<100Hz
80 85
-
dB
Closed Loop Gain
AV2
Amp#B
-0.35 0 +0.35 dB
Output Power
Total Harmonic Distortion
Power Supply Rejection
Ratio
(V+=3.0V-4.5V)
PO1
PO2
THD1
THD2
SVR1
SVR2
THD=10%
110 250
-
mW
V+=4.5V, RL=16Ω, THD=10%
200 400
-
mW
PO=100mW, GVD=6dB
-
0.1 0.5 %
V+=4.5V, RL=16Ω, PO=150mW, GVD=6dB -
0.1
-
%
C1=∞, C2=0.01µF, DC
50
-
-
dB
C1=0.1µF, C2=0
-
35
-
dB
SVR3
C1=1.0µF, C2=4.7µF
-
70
-
dB
Mute Attenuation
MAT
f =1kHz-20kHz, 1pin=0.8V
-
80
-
dB
Output Voltage
(Rf=20kΩ, DC)
Output High Level
Output Low Level
VO1
VO2
V+=4.5V, RL=16Ω
VOH
IOUT=-75mA, V+=2.0-4.5V
VOL
IOUT=75mA, V+=2.0-4.5V
0.95 1.10 1.25 V
- 1.85 -
V
- V+-1.0 -
V
- 0.21 -
V
Output DC Offset
Input Bias Current
∆VO
Rf=20kΩ, 5pin-8pin
IB
4pin
-30
0
+30 mV
-100
-
100 nA
Equivalent Resistance
R+IN
3pin
100 170 220 kΩ
CD Input Voltage H
CD Input Voltage L
CD Input Resistance
RREF
VCDH
VCDL
RCD
2pin
1pin
1pin
V+=VCD=4.5V, 1pin
18 26 40 kΩ
2.0
-
V+
V
0.0
-
0.8 V
50 85 175 kΩ
s CONTROL TERMINAL EXPLANATION
CHIP DISABLE CONTROL(CD PIN)
PARAMETER CONTROL SIGNAL
CD OFF
CD ON
H(=VCDH)
L(=VCDL)
STATUS
IC is active.
IC is standby. (with Mute)
-2-
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