UDA1355H/N2,557 NXP Semiconductors, UDA1355H/N2,557 Datasheet - Page 24

• Manufacturer Part Number: UDA1355H/N2,557
• Description: IC CODEC STER/SUDIO SPDIF 44QFP
• Manufacturer: NXP Semiconductors
• Type: Stereo Audior

Specifications of UDA1355H/N2,557

• Data Interface: I²C, Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: No
• S/n Ratio, Adcs / Dacs (db) Typ: 97 / 98
• Voltage - Supply, Analog: 2.7 V ~ 5.5 V
• Voltage - Supply, Digital: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 935271552557

NXP Semiconductors
2003 Apr 10
MODE
7
8
Stereo audio codec with SPDIF interface
Data path:
• Input SPDIF to output DAC
• Input ADC to outputs SPDIF or I
Features:
• Crystal oscillator generates the clocks
• PLL locks onto the SPDIF input signal
• WS of I
• Microcontroller mode:
Data path:
• Input ADC to outputs SPDIF or I
• Input I
Features:
• Possibility to process input ADC, via
• Crystal oscillator generates the clocks
• WSI is slave
• WSO master
• Microcontroller mode:
for outputs SPDIF and I
– Decimator features can be used
– DAC sound features can be used
– SPDIF input channel status bits
– SPDIF output channel status bits
I
then to output DAC
for outputs SPDIF and I
– Decimator features can be used
– DAC sound features can be used
– SPDIF output channel status bits
2
S-bus using an external DSP and
(two times 40 bits) can be read
(two times 40 bits) setting.
(two times 40 bits) setting.
2
S to output DAC.
2
S output is master
FEATURES
2
2
S
S
2
2
S.
S
24
ADC
ADC
I
2
XTAL
S INPUT
XTAL
SPDIF IN
I
2
S slave
(e.g. Sample Rate Convertor)
EXTERNAL DSP
SCHEMATIC
(SAA7715)
PLL
PLL
I
SPDIF OUT
2
I
S OUTPUT
SPDIF OUT
2
S OUTPUT
SPDIF LOCK
MGU844
I
2
Preliminary specification
S LOCK
DAC
DAC
I
MGU843
2
S master
UDA1355H
MUTE
I
2
MUTE
S master