UDA1344TS/N2,512 NXP Semiconductors, UDA1344TS/N2,512 Datasheet - Page 17

• Manufacturer Part Number: UDA1344TS/N2,512
• Description: IC AUDIO CODEC W/DSP 28-SSOP
• Manufacturer: NXP Semiconductors
• Type: Stereo Audior

Specifications of UDA1344TS/N2,512

• Package / Case: 28-SSOP (0.200", 5.30mm Width)
• Data Interface: Serial
• Resolution (bits): 20 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 95 / 100
• Voltage - Supply, Analog: 2.7 V ~ 3.6 V
• Voltage - Supply, Digital: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 2
• Conversion Rate: 55 KSPS
• Interface Type: Serial (I2S)
• Resolution: 20 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 2 ADC/ 2 DAC
• Supply Current: 9 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 568-1156-5; 935261790512; UDA1344TSDB

NXP Semiconductors
Notes
1. All power supply pins (V
2. When higher capacitive loads must be driven, a 100 Ω resistor must be connected in series with the DAC output in
2001 Jun 29
Digital inputs
V
V
⎪I
C
Digital outputs
V
V
Three-level inputs: pins MP2 and MP4
V
V
V
Analog-to-digital converter
V
R
R
C
Digital-to-analog converter
V
R
R
I
R
C
SYMBOL
o(max)
IH
IL
OH
OL
IH
IM
IL
ref(A)
ref(D)
Low-voltage low-power stereo audio
CODEC with DSP features
i
o(refA)
i
i
o(refD)
o
L
L
LI
order to prevent oscillations in the output operational amplifier.
⎪
HIGH-level input voltage
LOW-level input voltage
input leakage current
input capacitance
HIGH-level output voltage
LOW-level output voltage
HIGH-level input voltage
MIDDLE-level input voltage
LOW-level input voltage
reference voltage
output resistance on pin V
input resistance
input capacitance
reference voltage
output resistance on pin V
output resistance of DAC
maximum output current
load resistance
load capacitance
PARAMETER
DD
and V
SS
ref(A)
ref(D)
) must be connected to the same external power supply unit.
I
I
refererred to
V
f
refererred to
V
(THD + N)/S < 0.1
%; R
note 2
OH
OL
i
SSA(ADC)
SSA(DAC)
= 1 kHz
CONDITIONS
= 2 mA
= −2 mA
L
= 5 kΩ
17
0.8V
−0.5
−
−
0.85V
−
0.9V
0.4V
−0.5
0.45V
−
−
−
0.45V
−
−
−
3
−
MIN.
DDD
DDD
DDD
DDD
DDA
DDA
−
−
−
−
−
−
−
−
−
0.5V
24
9.8
20
0.5V
28
0.13
0.22
−
−
TYP.
DDA
DDA
V
0.2V
10
10
−
0.4
V
0.6V
0.1V
0.55V
−
−
−
0.55V
−
3.0
−
−
200
DDD
DDD
UDA1344TS
MAX.
Product specification
DDD
DDD
DDD
+ 0.5
+ 0.5
DDA
DDA
V
V
μA
pF
V
V
V
V
V
V
kΩ
kΩ
pF
V
kΩ
Ω
mA
kΩ
pF
UNIT