SAA7109 PHILIPS [NXP Semiconductors], SAA7109 Datasheet - Page 77

• Manufacturer Part Number: SAA7109
• Description: PC-CODEC
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2004 Mar 16
PC-CODEC
XC2_1 = 0; Zero’s at
with XACL = (1), (2), (3),
(4) or (5)
(1) XC2_1 = 0 and
(2) XC2_1 = 1 and
(3) XC2_1 = 0 and
(4) XC2_1 = 1 and
(5) XC2_1 = 0 and
(6) XC2_1 = 1 and
f
=
n
XACL[5:0] = 1.
XACL[5:0] = 2.
XACL[5:0] = 3.
XACL[5:0] = 4.
XACL[5:0] = 7.
XACL[5:0] = 8.
------------------------ -
XACL
1
+
1
Fig.34 Examples for prescaler filter characteristics: effect of increasing XACL[5:0].
Fig.35 Examples for prescaler filter characteristics: setting XC2_1 = 1.
(dB)
(dB)
V
V
12
15
18
21
24
27
30
33
36
39
42
12
15
18
21
24
27
30
33
36
39
42
6
3
0
3
6
9
6
3
0
3
6
9
0
0
0.05
0.05
(6)
(5)
(5)
0.1
0.1
(4)
(4)
0.15
0.15
77
(3)
(3)
(2)
0.2
0.2
(1)
(2)
0.25
0.25
3 dB at 0.25
0.3
0.3
SAA7108E; SAA7109E
6 dB at 0.33
0.35
0.35
(1)
0.4
0.4
Product specification
f_sig/f_clock
f_sig/f_clock
0.45
0.45
MHB545
MHB546
0.5
0.5