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參數(shù)資料
| 型號(hào)： | AS3543-ECTP |
| 廠商： | ams |
| 文件頁(yè)數(shù)： | 23/92頁(yè) |
| 文件大小： | 0K |
| 描述： | IC CODEC AUDIO FRONT END 68CTBGA |
| 標(biāo)準(zhǔn)包裝： | 4,000 |
| 類型： | 音頻編解碼器 |
| 應(yīng)用： | 便攜式音頻，電話 |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 68-TFBGA |
| 供應(yīng)商設(shè)備封裝： | 68-CTBGA（6x6） |
| 包裝： | 帶卷 (TR) |
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www.austriamicrosystems.com
Revision 1.11
2 - 91
AS3543 3v2
Data Sheet - A p p l i c a t i o n s
Microphone Input
3 gain pre-setting (30dB/36dB/42dB) and AGC
32 gain steps @1.5dB and MUTE
supply for electret microphone
microphone detection
remote control by switch
2 Line Inputs
volume control via serial interface
32 steps @1.5dB and MUTE
stereo or 2x mono
Audio Mixer
8 channel input/output mixer with AGC
mixes line inputs, microphone and ADC with DAC
left and right channels independent
Power Management
Voltage Generation
step down for CPU core (0.61V-3.35V, 250mA)
step down for peripheral (0.61V-3.35V, 250mA)
LDO1 for AFE supply (1.7V (1.65-3.2V), 50mA)
LDO2 for AFE supply (2.7V (2.3-3.5V), 200mA)
LDO3 for peripherals (1.2V-3.5V, 100/200mA)
LDO4 for peripherals (1.2V-3.5V, 100/200mA)
VBUS comparator
separate input for LDO3
power supply supervision & hibernation modes
5sec and 10sec emergency shut-down
Backlight Driver
step up for backlight (15V (25V))
current control mode (1.2-37.2mA)
voltage control mode
2 HV current sinks
automatic dimming
over-voltage protection
Battery Charger
automatic trickle charge (55mA)
prog. constant current charging (55-460mA)
prog. constant voltage charging (3.9V-4.25V)
current limitation for USB mode
integrated battery switch
General
Supervisor
automatic battery monitoring with interrupt genera-
tion and selectable warning level
automatic temperature monitoring with interrupt
generation and selectable warning and shutdown
levels
Real Time Clock
ultra low power 32kHz oscillator
32bit RTC sec counter, 96 days auto wake-up
selectable interrupt (seconds or minutes)
128bit free SRAM for random settings
32kHz clock output to peripheral
voltage generation
trim able oscillator
<1uA total power consumption
Auxiliary Oscillator (system clock generation)
low power 12-24MHz oscillator
clock output
General Purpose ADC
10bit resolution
22 inputs analog multiplexer
Interfaces
2 wire serial control interface
reset pin with selectable delay, power good pin
64bit unique ID (OTP)
26 different interrupts
Package CTBGA68 [6.0x6.0x1.1mm] 0.5mm pitch
3 Applications
Portable Digital Audio/Video Player and Recorder
PDA, Smartphone
ams
AG
Technical
content
still
valid
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