LA17000M
No. 6522-3/54
Continued from preceding page.
Parameter
Symbol
Conditions
Ratings
min
typ
max
Unit
Input limiting voltage
V
IN
-LIM
29
36
dB
μ
V
Muting sensitivity
SD sensitivity
V
IN
-MUTE
SD-sen1 FM
IF input level non-mod when V49 = 2 V
IF input non-mod (at least 100 mVrms) at
which the IF count buffer output turns on
19
48
27
56
35
64
dB
μ
V
dB
μ
V
SD-sen2 FM
V
IFBUFF-FM
1
48
56
64
dB
μ
V
mVrms
IF counter buffer output
145
245
330
V
IFBUFF-FM
2
145
245
330
mVrms
Signal meter output
V
SM
FM-1
V
SM
FM-2
V
SM
FM-3
V
SM
FM-4
BW-MUTE
No input, pin 42 DC output non-mod
50 dB
μ
, pin 42 DC output non-mod
70 dB
μ
, pin 42 DC output non-mod
100 dB
μ
, pin 42 DC output non-mod
100 dB
μ
V, when V49 = 2 V
Bandwidth non-mod
0.0
0.65
2.4
4.9
140
0.1
1.6
3.2
5.8
210
0.3
2.4
4.2
6.5
280
V
V
V
V
Muting bandwidth
kHz
Muting drive output
[FM FE Block]
N-AGC on input
V
MUTE
-100
100 dB
μ
V, 0 dB
μ
, pin 49 DC output non-mod
0.00
0.1
0.3
V
V
NAGC
72
79
86
dB
μ
V
W-AGC on input
V
WAGC
90
97
104
dB
μ
V
Conversion gain
A. V1
A. V2
83 MHz, 80 dB
μ
, non-mod, FECF output
83 MHz, 80 dB
μ
, non-mod, 5 V applied to CF
(pin 10), FECF output
9
13
17
17
21
dB
dB
13
Oscillator buffer output
[NC Block] NC input (pin 30)
Gate time
Noise sensitivity
V
OSCBUFFFM
No input, pin 5 output
51
67
102
mVrms
τ
GATE
SN
f = 1 kHz, 1
μ
s, 100 mVp-o pulse input
1 kHz, 1
μ
s pulse input that starts noise
canceller operation. Measured at Pin 30.
15
18
μ
s
mVp-o
[MRC Block]
MRC output
MRC operating level
V
MRC
MRC-ON
V42 = 5 V
Input level on pin 48 that is below
pin 42 = 5 V and pin 43 = 2 V, f = 70 kHz
2.1
22
2.25
33
2.4
44
V
mVrms
MRC sensor output
V
MRC
-sensor1 V42 = 5 V, pin 34 output
V
MRC-
sensor2
V42 = 5 V, pin 48 output, f = 70 kHz, 100 mVrms
1.5
2.9
1.9
V
V
2.1
[AM Characteristics] AM ANT input
Practical sensitivity
Detection output
AGC-F.O.M
S/N-30
V
O
-AM
V
AGC-FOM
1 MHz, 30 dB
μ
V, fm = 1 kHz, 30% mod, pin 15
1 MHz, 74 dB
μ
V, fm = 1 kHz, 30% mod, pin 15
1 MHz, 74 dB
μ
V, output reference, input width
at which output drops by 10 dB, pin 15
15
105
50
dB
160
55
220
60
mVrms
mVrms
Signal-to-noise ratio
Total harmonic distortion
Signal meter output
S/N-AM
THD-AM
V
SM
AM-1
V
SM
AM-2
V
OSCBUFF
AM-1
No input, pin 5 output
W-AGCsen1
1.4 MHz, input when V62 = 0.7 V
W-AGCsen2
1.4 MHz, input when V62 = 0.7 V (during SEEK)
1 MHz, 74 dB
μ
V, fm = 1 kHz, 30% mod
1 MHz, 74 dB
μ
V, fm = 1 kHz, 80% mod
1 MHz, 30 dB
μ
V, non - mod
1 MHz, 120 dB
μ
V, non - mod
47
52
0.5
dB
%
V
V
1.2
1.4
5.9
0.6
3.4
170
87
78
1
4.5
210
93
84
Oscillator buffer output
Wideband AGC sensitivity
mVrms
dB
μ
V
dB
μ
V
99
90
Continued on next page.
10.7 MHz, 100 dB
μ
V, 30% mod, IF input that
decreases the input reference output by
–
3 dB
10.7 MHz, 100 dB
μ
V, non-mod, pin 38 output,
during SEEK
10.7 MHz, 100 dB
μ
V, non-mod,
pin 38 output, during RDS mode
83 MHz, non-mod, input at which pin 2 is
2.0 V or less
83 MHz, non-mod, input at which pin 2 is
2.0 V or less (when KEYED-AGC is 4.0 V)