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STW5094 Datasheet

  • STW5094

  • 18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC WITH INTEGRA...

  • 37頁

  • STMICROELECTRONICS   STMICROELECTRONICS

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STw5094
18 BIT 8kHz TO 48kHz LOW POWER STEREO AUDIO DAC
WITH INTEGRATED POWER AMPLIFIERS AND VOICE CODEC
FEATURES:
Complete STEREO AUDIO DAC and FILTERS
including:
s
18 BIT DIGITAL TO ANALOG CONVERTERS.
s
LINEAR PHASE DIGITAL FILTERS.
s
ACTIVE LINEAR PHASE SMOOTHING
FILTER.
s
30鈩?LOAD STEREO HEADPHONES
DRIVERS, 8鈩?LOAD MONO LOUDSPEAKER
DRIVER FOR GROUP LISTENING.
Stereo Audio DAC Features:
s
MULTIBIT
危鈭?/div>
MODULATOR WITH DATA
WEIGHTED AVERAGING DAC.
s
92 dB DYNAMIC RANGE, 0.01% THD OVER
30鈩?LOAD PERFORMANCE.
s
SUPPORTS ALL THE MPEG 1 & 2 SAMPLING
FREQUENCIES AND THE EXTENSION TO
MPEG 2.5: 8, 11.025, 12, 16, 22.05, 24, 32,
44.1, 48 kHz.
s
TONES FROM TONE GENERATOR CAN BE
INJECTED IN THE AUDIO PATHS.
Stereo Headphones and Loudspeaker/Earpiece
Power Amplifiers features and Stereo Input for
FM Radio Features:
s
20kHz BANDWIDTH STEREO HEADPHONES
OUTPUTS. DRIVING CAPABILITY: 20mW
(TYP. 0.1% T.H.D) OVER 30鈩?WITH 40 dB
RANGE PROGRAMMABLE GAIN.
s
BALANCED EARPIECE
鈦?/div>
LOUDSPEAKER
OUTPUT. DRIVING CAPABILITY: 190mW
(TYP. 0.1% T.H.D) OVER 8鈩?WITH 30dB
RANGE PROGRAMMABLE GAIN.
s
ANALOG STEREO INPUT FOR FM RADIO
WITH 38 dB RANGE PROGRAMMABLE GAIN.
Complete CODEC and FILTER system including:
s
14 BIT LINEAR ADC AND DAC.
s
8 BIT COMPANDED ADC AND DAC A-LAW
OR
碌-LAW.
s
TRANSMIT AND RECEIVE DIGITAL
BAND-PASS FILTERS.
s
ACTIVE ANTIALIAS AND SMOOTHING
FILTERS.
s
8鈩?LOAD EARPIECE/LOUDSPEAKER
DRIVER, 30鈩?LOAD AUXILIARY DRIVER.
November 2003
TFBGA 6x6 (36 pins)
ORDERING NUMBER: STw5094
Voice CODEC Features:
s
SUPPORT BOTH 8kHz AND 16kHz
SAMPLING RATE.
s
ONE MICROPHONE BIASING OUTPUT.
s
REMOTE CONTROL FUNCTION.
s
ONE LINE INPUT AND TWO SWITCHABLE
MICROPHONE AMPLIFIER INPUTS. 42.5dB
RANGE PROGRAMMABLE GAIN.
s
TRANSIENT SUPRESSION DURING POWER
UP AND POWER DOWN.
s
INTERNAL PROGRAMMABLE SIDETONE
CIRCUIT.
s
INTERNAL RING, TONE AND DTMF
GENERATOR.
s
PROGRAMMABLE PWM BUZZER DRIVER.
General Features:
s
SINGLE 2.7V to 3.3V SUPPLY.
s
EXTENDED TEMPERATURE RANGE
OPERATION (*) -40擄C to 85擄C.
s
1
碌W
STANDBY POWER (TYP. AT 2.7V).
s
13 mW OPERATING POWER IN AUDIO
LISTENING MODE (TYP. AT 2.7V).
s
11 mW OPERATING POWER IN VOICE
CODEC MODE (TYP. AT 2.7V).
s
1.8V TO 3.3V CMOS COMPATIBLE DIGITAL
INTERFACES.
s
PROGRAMMABLE PCM INTERFACE.
2
s
I C COMPATIBLE CONTROL INTERFACE.
s
PROGRAMMABLE SERIAL AUDIO DATA
INPUT INTERFACE (I
2
S AND OTHER
FORMATS).
(*) Functionality guaranteed in the range - 40擄C to +85擄C; Timing
and Electrical Specifications are guaranteed in the range - 30擄C
to +85擄C.
1/37

STW5094 產(chǎn)品屬性

  • 429

  • 集成電路 (IC)

  • 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器

  • -

  • -

  • 18

  • 串行

  • 3

  • 模擬和數(shù)字

  • -

  • -40°C ~ 85°C

  • 表面貼裝

  • 36-TFBGA

  • 36-TFBGA

  • 托盤

  • *

  • *

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