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STW5093 数据表(PDF) 22 Page - STMicroelectronics

部件名 STW5093
功能描述  2.7V SUPPLY 14-BIT LINEAR CODEC WITH HIGH-PERFORMANCE AUDIO FRONT-END
PDF  34 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STW5093 数据表(HTML) 22 Page - STMicroelectronics

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ABSOLUTE MAXIMUM RATINGS
OPERATIVE SUPPLY VOLTAGES
TIMING SPECIFICATIONS (unless otherwise specified, VCCIO = 1.8V to 3.3V ,Tamb = -30°C to 85°C ; typical
characteristics are specified at VCCIO = 3.0V, Tamb = 25 °C; all signals are referenced to GND, see Note 5 for
timing definitions)
NOTICE: All timing specifications can be changed.
MASTER CLOCK TIMING
PCM INTERFACE TIMING
Parameter
Value
Unit
VCC to GND
4.6
V
Voltage at MIC (VCC
≤ 3.3V)
VCC +0.5 to GND -0.5
V
Current at VFr and VLr
± 100
mA
Current at any digital output
± 50
mA
Voltage at any digital input (VCCIO
≤ 3.3V); limited at ± 50mA
VCCIO + 0.5 to GND -0.5
V
Storage temperature range
- 65 to + 150
°C
Lead Temperature (wave soldering, 10s)
+ 260
°C
Symbol
Min.
Max.
Unit
VCC = VCCA = VCCP
2.7
3.3
V
VCCIO
1.8
VCC
V
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
fMCLK
Frequency of MCLK
Selection of frequency is
programmable (see table 2)
512
1.536
2.048
2.560
kHz
MHz
MHz
MHz
tWMH
Period of MCLK high
Measured from VIH to VIH
150
ns
tWML
Period of MCLK low
Measured from VIL to VIL
150
ns
tRM
Rise Time of MCLK
Measured from VIL to VIH
30
ns
tFM
Fall Time of MCLK
Measured from VIH to VIL
30
ns
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
tHMF
Hold Time MCLK low to FS low
0
ns
tSFM
Setup Time, FS high to MCLK low
30
ns
tDMD
Delay Time, MCLK high to data
valid
Load = 20pF
100
ns



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