V
參數(shù)資料
型號(hào): AD1987JCPZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 17/20頁(yè)
文件大小: 0K
描述: IC CODEC SOUNDMAX HD 48-LFCSP
標(biāo)準(zhǔn)包裝: 85
系列: SoundMAX®
類型: 音頻編解碼器,HD
數(shù)據(jù)接口: 串行
分辨率(位): 24 b
ADC / DAC 數(shù)量: 4 / 8
三角積分調(diào)變: 無(wú)
電壓 - 電源,模擬: 3.13 V ~ 3.46 V
電壓 - 電源,數(shù)字: 2.97 V ~ 3.63 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 48-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 48-LFCSP-VQ(7x7)
包裝: 管件
產(chǎn)品目錄頁(yè)面: 776 (CN2011-ZH PDF)
Rev. A
|
Page 6 of 20
|
March 2008
AD1987
MICROPHONE BIAS
MIC_BIAS-B, MIC_BIAS-C
MIC_BIAS_IN (Pin 33) = +5 V or +3.3 V
VREF Setting = High-Z
High-Z
VREF Setting = 0 V
0
V dc
VREF Setting = 50%
1.65
V dc
MIC_BIAS_IN (Pin 33) = +5 V
VREF Setting = 80%
3.7
V dc
VREF Setting = 100%
3.9
V dc
MIC_BIAS_IN (Pin 33) = +3.3 V
VREF Setting = 80%
2.86
V dc
VREF Setting = 100%
3.0
V dc
MIC_BIAS-E (When enabled as BIAS)
VREF Setting = High-Z
High-Z
V dc
VREF Setting = 0 V
0
V dc
VREF Setting = 50%
1.65
V dc
VREF Setting = 80%
2.86
V dc
VREF Setting = 100%
3.0
V dc
Output Drive Current
VREF Setting = 50%, 80%, or 100%
1.6
mA
GPIO 0 and GPIO 1
Input Signal High (VIH)DVIO × 0.60
DVIO
V
Input Signal Low (VIL)0
DVIO × 0.24
V
Output Signal High (VOH)
IOUT = –500 μADVIO × 0.72
DVIO
V
Output Signal Low (VOL)IOUT = +1500 μA0
DVIO × 0.10
V
Input Leakage Current (Signal High) (IIH)
–150
μA
Input Leakage Current (Signal Low) (IIL)–50
μA
POWER SUPPLY
Analog (AVDD) 3.3 V ± 5%
Power Supply Range
Power Dissipation
Supply Current
3.13
3.30
135
41
3.46
V
mW
mA
Digital (DVDD) 3.3 V ± 10%
Power Supply Range
Power Dissipation
Supply Current
2.97
3.30
218
66
3.63
V
mW
mA
Digital I/O (DVIO) 3.3 V ± 10%
Power Supply Range
Power Dissipation
Supply Current
2.97
3.30
3.96
1.20
3.63
V
mW
mA
Power Supply Rejection (Reference to fS 100 mV p-p Signal @ 1 kHz)
80
dB
1 Guaranteed but not tested.
2 Measurements reflect main ADC.
3 RMS values assume sine wave input.
Parameter
Min
Typ
Max
Unit
OBSOLETE
相關(guān)PDF資料
PDF描述
AD22050RZ IC AMP DIFF SINGLE SUPPLY 8-SOIC
AD22057R IC AMP DIFF SNGL-SUP 8SOIC
AD2S1200WSTZ IC R/D CONV W/REF OSCIL 44-LQFP
AD2S1205YSTZ IC ADC R/D 12BIT W/OSC 44-LQFP
AD2S1210ASTZ-RL7 IC CONV R/D 10-16BIT OSC 48LQFP
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD1987JCPZ-RL 制造商:Analog Devices 功能描述:
AD1988A 制造商:AD 制造商全稱:Analog Devices 功能描述:High Definition Audio SoundMAX㈢ Codec
AD1988AJCPZ 制造商:Rochester Electronics LLC 功能描述: 制造商:Analog Devices 功能描述:
AD1988AJCPZ-RL 制造商:AD 制造商全稱:Analog Devices 功能描述:High Definition Audio SoundMAX㈢ Codec
AD1988AJSTZ 制造商:Analog Devices 功能描述:Audio Codec 6ADC / 10DAC 24-Bit 48-Pin LQFP