UDA1344 PHILIPS [NXP Semiconductors], UDA1344 Datasheet - Page 4

• Manufacturer Part Number: UDA1344
• Description: Low-voltage low-power stereo audio CODEC with DSP features
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
BLOCK DIAGRAM
2000 Feb 04
handbook, full pagewidth
Low-voltage low-power stereo audio
CODEC with DSP features
DATAO
VOUTL
DATAI
V DDD
V SSD
VINL
BCK
MP1
WS
10
11
18
16
17
19
9
26
3
0 dB/6 dB
SWITCH
V DDA(ADC) V SSA(ADC)
UDA1344TS
V DDO
25
2
V SSO
27
1
DIGITAL INTERFACE
DC-CANCELLATION FILTER
Fig.1 Block diagram.
INTERPOLATION FILTER
DECIMATION FILTER
DSP FEATURES
NOISE SHAPER
ADC
DAC
V DDA(DAC)
V ADCP
4
23
7
ADC
DAC
V SSA(DAC)
V ADCN
22
6
INTERFACE
0 dB/6 dB
SWITCH
L3-BUS
V ref(A)
V ref(D)
28
4
21
20
13
14
15
12
24
8
5
Preliminary specification
MGL441
MC1
MC2
MP5
MP2
MP3
MP4
SYSCLK
VOUTR
VINR
UDA1344TS