UDA1344TSDB NXP Semiconductors, UDA1344TSDB Datasheet - Page 4

• Manufacturer Part Number: UDA1344TSDB
• Description: Audio CODECs AUDIO CODEC W/DSP
• Manufacturer: NXP Semiconductors

Specifications of UDA1344TSDB

• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 55 KSPs
• Interface Type: Serial (I2S), L3
• Resolution: 20 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-28
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 2 ADC, 2 DAC
• Snr: 100 dB
• Supply Current: 9 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: UDA1344TS/N2,512

NXP Semiconductors
BLOCK DIAGRAM
2001 Jun 29
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(D)
V ref(A)
28
4
21
20
13
14
15
12
24
8
5
MGL441
MC1
MC2
MP5
MP2
MP3
MP4
SYSCLK
VOUTR
VINR
UDA1344TS
Product specification