uda1340 NXP Semiconductors, uda1340 Datasheet - Page 4

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uda1340

Manufacturer Part Number
uda1340
Description
Low-voltage Low-power Stereo Audio Codec With Dsp Features
Manufacturer
NXP Semiconductors
Datasheet

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Philips Semiconductors
BLOCK DIAGRAM
1997 Jul 09
handbook, full pagewidth
Low-voltage low-power stereo audio
CODEC with DSP features
OVERFL
DATAO
VOUTL
DATAI
V DDD
V SSD
VINL
BCK
WS
3
10
11
18
16
17
19
9
26
V DDA(ADC) V SSA(ADC)
V DDO
UDA1340
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
L3-BUS
V ref(A)
V ref(D)
28
4
21
20
13
14
15
12
24
8
5
Preliminary specification
MGG839
TEST1
TEST2
TEST3
L3MODE
L3CLOCK
L3DATA
SYSCLK
VOUTR
VINR
UDA1340

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