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TDA8340 View Datasheet(PDF) - Philips Electronics
Part Name
Description
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TDA8340
Television IF amplifier and demodulator
Philips Electronics
TDA8340 Datasheet PDF : 14 Pages
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Philips Semiconductors
Television IF amplifier and demodulator
Product specification
TDA8340
TDA8341
PARAMETER
Residual 2nd harmonic
of carrier signal
(r.m.s. value)
Variation of video voltage for
∆
V
CC
= 1 V
CONDITIONS
note 8
SYMBOL
V
12-13(rms)
-
∆
---V----
1
-
∆
--
2
-V---
–
-
1
--
11
--
3
-
–
--
1
-
(
-
3
-
p
----
–
---
p
---
)
Intermodulation
Signal-to-noise ratio
Spot inverter
(note 11)
Threshold level
Insertion level
Noise inverter
(note 11)
Threshold level
Insertion level
VCR switch
Level below which video
output switches off
Switch current
AFC circuit
(note 12)
Output voltage swing
(peak-to-peak value)
Change of frequency for
an AFC output voltage
swing of 10 V
AFC output voltage
AFC output resistance
AFC switch:
level below which AFC
output switches off
AFC switch current
Max. AFC switch current
notes 8 and 9;
1,1 MHz, blue
1,1 MHz, yellow
3,3 MHz
note 10;
V
i
= 10 mV
max. gain
α
α
α
S/(S
+
N)
S/(S
+
N)
V
12-13
V
12-13
V
12-13
V
12-13
V
12
−
13
= 0,7 V
V
14-13
−
I
14
V
5-13(p-p)
at f = 38,9 MHz
no input signal
during AFC off
∆
f
V
5-13
V
5-13
V
5-13
R
5-13
during AFC on
during AFC off;
V
6
−
13
= 0 V
V
6-13
I
6
I
6
MIN.
TYP.
MAX.
UNIT
−
2
10
mV
0,1
0,2
0,3
−
−
65
−
60
dB
−
−
60
−
56
dB
−
−
−
68
dB
50
58
−
dB
54
61
−
dB
6,3
6,8
7,3
V
4,2
4,5
4,8
V
1,6
1,8
2,0
V
3,5
3,8
4,1
V
1,8
2,2
2,6
V
40
60
100
µ
A
−
10
−
V
−
60
120
kHz
−
6
−
V
2
6
10
V
5
6
7
V
−
500
−
Ω
1,4
2,0
2,8
V
−
200
500
µ
A
−
−
5
mA
November 1987
7
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