TEA6820T Просмотр технического описания (PDF) - Philips Electronics
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TEA6820T Datasheet PDF : 48 Pages
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Philips Semiconductors
In Car Entertainment (ICE) car radio
Preliminary specification
TEA6820T; TEA6822T
QUICK REFERENCE DATA
SYMBOL
PARAMETER
CONDITIONS
MIN. TYP. MAX.
VDDA1
analog supply voltage 1 (+5 V; pin 5)
note 1
operating range
4.5
5.0
5.5
4.75 5.0
5.25
IDDA1
analog supply current 1 (pin 5)
FM mode
17
21
25
AM mode
14
17
21
I19 + I20
I22 + I23
total FM mixer output current
total AM mixer output current
4.8
6.0
7.2
10
12
14
VDDA2
analog supply voltage 2 (pin 28)
note 1
operating range
7.0
8.5
10
8.1
8.5
8.9
IDDA2
analog supply current 2 (pin 28)
FM mode
2.4
3.0
3.6
VDDA3
analog supply voltage 3 (+8.5 V; pin 56) note 1
operating range
7.0
8.5
10
8.1
8.5
8.9
IDDA3
analog supply current 3 (pin 56)
FM mode
19
24
28
AM mode
9.5
12
15
VDDD
digital supply voltage 1 (+5 V; pin 5)
note 1
operating range
4.5
5.0
5.5
4.75 5.0
5.25
IDDD
S------N+-----N---
digital supply current (pin 52)
signal plus noise-to-noise ratio
note 1
FM mode;
∆f = 22.5 kHz at
pins 43 and 47
8
10
12
66
75
−
AM mode; m = 0.3
54
60
−
THD
total harmonic distortion
FM mode; ∆f = 75 kHz −
0.1
0.35
AM mode
−
1.5
3
αcs
Tamb
channel separation (adjusted)
operating ambient temperature
40
−
−
−40
−
+85
Note
1. IC is operating; specified parameters may deviate from limits which are valid for operating range.
UNIT
V
V
mA
mA
mA
mA
V
V
mA
V
V
mA
mA
V
V
mA
dB
dB
%
%
dB
°C
1997 Feb 12
3
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