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参数资料
| 型号： | LA1836 |
| 元件分类： | 接收器 |
| 英文描述： | AM/FM, AUDIO SINGLE CHIP RECEIVER, PDIP30 |
| 封装： | SDIP-30 |
| 文件页数： | 6/13页 |
| 文件大小： | 534K |
| 代理商： | LA1836 |
Specifications
Maximum Ratings at Ta = 25°C
Note: * An 85
× 115 × 1.6 mm3 glass-epoxy printed circuit board.
Operating Conditions at Ta = 25°C
Electrical Characteristics at Ta = 25°C, VCC = 7.0 V unless otherwise specified
(MFP package using the Yamaichi Electric IC-51-0302-426MF socket)
No. 4787-2/13
LA1836, 1836M
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VCC max
9.0
V
At Ta
≤ 70°C, on the recommended printed circuit board*
550
mW
Allowable power dissipation
Pd max
[LA1836, LA1836M]
At Ta = 70°C, independent IC [LA1836M only]
320
mW
Operating temperature
Topr
–20 to +70
°C
Storage temperature
Tstg
–40 to +125
°C
Parameter
Symbol
Ratings
Unit
Recommended supply voltage
VCC
7.0
V
Operating supply voltage range
VCC op
6.5 to 8.5
V
Parameter
Symbol
Conditions
min
typ
max
Unit
[FM characteristics (mono): fc = 10.7 MHz, fm = 1 kHz, with the coil adjusted at VREG – VAFC = 0 V]
Quiescent current
ICCO-FM
No input
37
50
mA
Demodulator output
VO-FM
100 dB, 100% mod, the pin 16 output
730
1100
1460
mVrms
Channel balance (mono)
C.B-mono
100 dB, 100% mod, the pin 16 output/pin 17 output
–1.5
0
+1.5
dB
Total harmonic distortion
THD-FM (1) 100 dB, 100% mod, the pin 16 output
0.3
1.3
%
THD-FM (2) 100 dB, 200% mod, the pin 16 output
1.5
8.0
%
S/N ratio
S/N-FM
100 dB, 100% mod, the pin 16 output
72
80
dB
AM suppression ratio
AMR
100 dB, AM 30% mod, the pin 16 output
40
60
dB
Input limiting voltage
–3dBL.S.
100 dB, referenced to 100% mod, a 3 dB down input
34
42
dB
LED on sensitivity
SD-On-FM
46
56
66
dB
LED on bandwidth
SD-BW
100 dB
90
125
170
kHz
IF count buffer output
VIFBuff-FM
100 dB, the pin 11 output
80
120
160
mVrms
VSM-FM (1) 0 dB, the pin 12 output
0
0.5
1.0
V
S-meter output
VSM-FM (2) 60 dB, the pin 12 output
1.8
3.2
4.5
V
VSM-FM (3) 100 dB, the pin 12 output
3.5
4.2
5.0
V
Muting attenuation
Mute-Att
100 dB, 100% mod, the pin 16 output
80
95
dB
[FM characteristics (stereo): fc = 10.7 MHz, fm = 1 kHz, L + R = 90%, pilot = 10%, VIN = 100 dB]
Separation - L
Sep-L
L mod, the pin 17 output/pin 16 output
30
45
dB
Separation - R
Sep-R
R mod, the pin 16 output/pin 17 output
30
45
dB
Stereo on level
ST-on
The pilot modulation such that V7 < 0.7 V
1.8
3.6
6.0
%
Stereo off level
ST-off
The pilot modulation such that V7 > 4.5 V
2.5
%
Total harmonic distortion (main)
THD-main
The pin 16 output
0.3
1.3
%
Channel balance (main)
C.B-main
The pin 16 output/pin 17 output
–1.5
0
+1.5
dB
Capture range
C.R
Pilot = 10%
±1.5
%
Adjacent channel interference
B.Rej.
fs = 113 kHz, Vs = 90%, pilot = 10%, the pin 16 output
40
dB
rejection ration
Continued on next page.
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