TDA9874AH/V2,557 NXP Semiconductors, TDA9874AH/V2,557 Datasheet - Page 4

• Manufacturer Part Number: TDA9874AH/V2,557
• Description: IC SOUND DEMOD/DECODE 44PQFP
• Manufacturer: NXP Semiconductors
• Type: Demodulatorr

Specifications of TDA9874AH/V2,557

• Applications: TV
• Mounting Type: Surface Mount
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935263704557; TDA9874AHB; TDA9874AHB

Philips Semiconductors
2.1.1
Table 1 Frequency modulation
Table 2 Identification for A2 systems
2.1.2
Table 3 NICAM
Notes
1. See “EBU NICAM 728 specification” or equivalent specification.
2. Not yet officially defined.
2000 Aug 04
M
M
B/G
I
D/K (2)
D/K (1)
D/K (3)
Pilot frequency
Stereo identification frequency
Dual identification frequency
AM modulation depth
STANDARD
B/G
I
D/K
L
STANDARD
Digital TV sound demodulator/decoder
A
2-
NALOG
CARRIER SYSTEMS WITH
PARAMETER
FREQUENCY
2-
mono
A2
A2
mono
A2
A2
A2
SYSTEM
CARRIER SYSTEMS
SOUND
(MHz)
5.5
6.0
6.5
6.5
4.5
4.5/4.724
5.5/5.742
6.0
6.5/6.742
6.5/6.258
6.5/5.742
FREQUENCY
TYPE
CARRIER
FM
FM
FM
AM
NICAM
(MHz)
SC1
54.6875 kHz = 3.5
50%
117.5 Hz
274.1 Hz
NOM
INDEX (%)
54
.
MODULATION
MAX
NOM.
100
FM DEVIATION (kHz)
15
15
27
27
27
27
27
.
=
=
line frequency
-------------------------------------- -
line frequency
-------------------------------------- -
A2; A2*
NOM
DEVIATION
27
27
27
MAX. OVER.
.
4
25
25
50
50
50
50
50
133
(kHz)
57
line frequency
MAX
50
50
50
.
50
50
80
80
80
80
80
NICAM
(MHz)
6.552
SC2
5.85
5.85
5.85
mono
1
1
mono
1
1
1
2
2
2
2
2
(L + R)
(L + R)
(L + R)
(L + R)
(L + R)
SC1
MODULATION
55.0699 kHz = 3.5
50%
DE-EMPHASIS
149.9 Hz
276.0 Hz
J17
J17
J17
J17
1
R
R
R
R
2
(L
SC2
=
=
A2+ (KOREA)
line frequency
-------------------------------------- -
line frequency
-------------------------------------- -
R)
Product specification
OFF (%)
105
ROLL-
57
15/75
15/75 (Korea)
15/50
15/50
15/50
15/50
15/50
TDA9874A
100
DE-EMPHASIS
line frequency
40
40
40
BANDWIDTH/
(kHz/ s)
CODING
NICAM
note 1
note 1
note 2
note 1