STW5093 datasheet(22/34 Pages) STMICROELECTRONICS

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STw5093

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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

Voltage at MIC (VCC

≤ 3.3V)

VCC +0.5 to GND -0.5

Current at VFr and VLr

± 100

Current at any digital output

± 50

Voltage at any digital input (VCCIO

≤ 3.3V); limited at ± 50mA

VCCIO + 0.5 to GND -0.5

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

VCCIO

1.8

VCC

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

tWMH

Period of MCLK high

Measured from VIH to VIH

150

tWML

Period of MCLK low

Measured from VIL to VIL

150

tRM

Rise Time of MCLK

Measured from VIL to VIH

tFM

Fall Time of MCLK

Measured from VIH to VIL

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

tHMF

Hold Time MCLK low to FS low

tSFM

Setup Time, FS high to MCLK low

tDMD

Delay Time, MCLK high to data

valid

Load = 20pF

100

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