UDA1344TSDB NXP Semiconductors, UDA1344TSDB Datasheet - Page 21

• 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
APPLICATION INFORMATION
2001 Jun 29
Low-voltage low-power stereo audio
CODEC with DSP features
ground
system
overload
clock
input
input
right
flag
left
3 V
X4
X5
BLM32A07
BLM32A07
L1
L2
(16 V)
(16 V)
47 μF
47 μF
C1
C6
100 μF
47 Ω
R30
(16 V)
C12
100 μF
(16 V)
C11
V DD1
V DD2
SYSCLK
DATAO
DATAI
VINR
VINL
BCK
MP1
MP2
MP3
MP4
WS
12
18
16
17
19
9
3
5
13
14
15
1
V SSA(ADC)
100 μF
100 nF
(16 V)
(63 V)
C21
C2
Fig.9 Application diagram.
V SSO
27
100 nF
100 μF
2
(63 V)
(16 V)
C26
V DDA(ADC) V ADCN
V DD1
C7
R21
1 Ω
V DD1
25
UDA1344TS
V DDO
R25
1 Ω
10 Ω
21
R24
6
100 nF
(63 V)
C25
22
V SSA(DAC)
7
V ADCP
100 nF
100 μF
(63 V)
(16 V)
C27
C10
11
V DD1
V SSD
100 μF
23
(16 V)
100 nF
(63 V)
C29
C9
V DDA(DAC)
R29
1 Ω
V DD2
10
V DDD
R28
1 Ω
26
24
28
4
V ref(A)
VOUTL
VOUTR
V ref(D)
47 μF
(16 V)
(16 V)
47 μF
C5
C8
C22
100 nF
(63 V)
C23
100 nF
(63 V)
R22
10 kΩ
R27
10 kΩ
UDA1344TS
Product specification
100 Ω
100 Ω
C3
47 μF
(16 V)
R23
R26
C4
47 μF
(16 V)
X2
X3
MGL444
output
output
right
left