TDA9887 Philips Semiconductors, TDA9887 Datasheet - Page 18

• Manufacturer Part Number: TDA9887
• Description: I2C-bus controlled multistandard alignment-free IF-PLL demodulator with FM radio
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Notes
1. For positive AM TV choose 6.5 MHz for the second SIF.
2. For FM radio, select f
9.2.3
Table 12 Bit description of SAD register for adjust mode (SAD = 01)
2004 Aug 25
I
IF-PLL demodulator with FM radio
C4 to C0
2
C-bus controlled multistandard alignment-free
BIT
BIT
B0
C7
C6
C5
D
ATA BYTE FOR ADJUST MODE
VALUE
VALUE
1
0
1
0
1
0
1
0
VIF
= 45.75 MHz for NTSC applications; otherwise use an arbitrary video IF (see Table 17).
Video mode (sound trap)
sound trap bypass
sound trap active
Audio gain
0 dB
De-emphasis time constant
50 s
75 s
De-emphasis
on
off
Tuner takeover point adjustment
see Table 13
6 dB
18
DESCRIPTION
DESCRIPTION
Product specification
TDA9887