STW5094 Datasheet, PDF (22/37 Pages) STMicroelectronics – 18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC WITH INTEGRATED POWER AMPLIFIERS AND VOICE CODEC

STw5094
ABSOLUTE MAXIMUM RATINGS
Parameter
V_CC to GND
Voltage at MIC (V_CC ≤ 3.3V)
Current at LSP/N
Current at HPR,HPL
Current at any digital output
Voltage at any digital input (V_CCIO ≤ 3.3V); limited at ± 50mA
Storage temperature range
Value
Unit
4.6
V
V_CC +0.5 to GND -0.5
V
± 240
mA
± 100
mA
± 50
mA
V_CCIO + 0.5 to GND -0.5
V
- 65 to + 150
°C
OPERATIVE SUPPLY VOLTAGES
Symbol
Min.
Max.
Unit
V_CC = V_CCA = V_CCP
2.7
3.3
V
V_CCIO
1.8
V_CC
V
TIMING SPECIFICATIONS (unless otherwise specified, V_CCIO = 1.8V to 3.3V,T_amb = -30°C to 85°C; typical
characteristics are specified at V_CCIO = 3.0V, T_amb = 25 °C; all signals are referenced to GND, see next Note
for timing definitions)
NOTICE: All timing specifications subject to change.
OCK and Audio Interface Signals Timing
Symbol
Parameter
Test Condition
Min.
f_OCK
Frequency of OCK
(frequency depends on the
selected Audio sample rate in
CR6)
Audio Fs 8kHz or 16kHz
Audio Fs 11.025kHz or 22.05kHz
Audio Fs 12kHz or 24kHz
Audio Fs 32kHz
Audio Fs 44.1kHz
Audio Fs 48kHz
t_HOCK Period of OCK high
Measured from V_IH to V_IH
35
t_LOCK Period of OCK low
Measured from V_IL to V_IL
35
t_DAI Delay of SCK,SDI and LRCK from
0
OCK active edge
Typ.
4.096
5.6648
6.144
8.192
11.2896
12.288
Max.
20
Unit
MHz
MHz
MHz
MHz
MHz
MHz
ns
ns
ns
MCLK and AUXCLK Timing
Symbol
Parameter
f_MCLK Frequency of MCLK, AUXCLK
Test Condition
Frequency is programmable with
bits F in CR0
t_WMH
t_WML
t_RM
t_FM
Period of MCLK, AUXCLK high
Period of MCLK, AUXCLK low
Rise Time of MCLK, AUXCLK
Fall Time of MCLK, AUXCLK
Measured from V_IH to V_IH
Measured from V_IL to V_IL
Measured from V_IL to V_IH
Measured from V_IH to V_IL
Min.
150
150
Typ.
512
1.536
2.048
2.560
Max.
30
30
Unit
kHz
MHz
MHz
MHz
ns
ns
ns
ns
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