CS4245
DC ELECTRICAL CHARACTERISTICS
AGND = DGND = 0 V, all voltages with respect to ground. MCLK=12.288 MHz; Fs=48 kHz; Master Mode.
Parameter
Symbol
Min
Typ
Max
Unit
Power Supply Current
(Normal Operation)
VA = 5
VA = 3.3
VD, VLS, VLC = 5
VD, VLS, VLC = 3.3
V
V
V
V
I A
I A
I D
I D
-
-
-
-
41
37
39
23
50
45
47
28
mA
mA
mA
mA
Power Supply Current
(Power-Down Mode) (Note 23)
Power Consumption
(Normal Operation)
(Power-Down Mode)
VA = 5 V
VLS, VLC, VD=5 V
VA, VD, VLS, VLC = 5 V
VA, VD, VLS, VLC = 3.3 V
VA, VD, VLS, VLC = 5 V
I A
I D
-
-
-
-
-
-
-
-
0.50
0.54
400
198
4.2
-
-
485
241
-
mA
mA
mW
mW
mW
Power Supply Rejection Ratio (1 kHz)
PSRR
-
55
-
dB
VQ Characteristics
Quiescent Voltage 1
VQ1
-
0.5 x VA
-
VDC
DC Current from VQ1
VQ1 Output Impedance
Quiescent Voltage 2
DC Current from VQ2
VQ2 Output Impedance
FILT1+ Nominal Voltage
FILT2+ Nominal Voltage
Microphone Bias Voltage
Current from MICBIAS
I Q1
Z Q1
VQ2
I Q2
Z Q2
FILT1+
FILT2+
MICBIAS
I MB
-
-
-
-
-
-
-
-
-
-
23
0.5 x VA
-
4.5
VA
VA
0.8 x VA
-
1
-
-
1
-
-
-
-
2
? A
k ?
VDC
? A
k ?
VDC
VDC
VDC
mA
23. Power-Down Mode is defines as RESET = Low with all clock and data lines held static and no analog
input.
24. Valid with the recommended capacitor values on FILT1+, FILT2+, VQ1 and VQ2 as shown in the Typ-
ical Connection Diagram.
25. Guaranteed by design. The DC current draw represents the allowed current draw due to typical leakage
through the electrolytic de-coupling capacitors.
20
DS656F3
相关PDF资料
CDB42L55 BOARD EVAL FOR CS42L55 CODEC
CDB44L11 EVALUATION BOARD FOR CS44L11
CDB48500-USB KIT USB EVALUATION FOR CDB48500
CDB5378 EVALUATION BOARD FOR CS5378
CDB5460AU EVALUATION BOARD FOR CS5460A
CDB5461AU BOARD EVAL & SOFTWARE CS5461A
CDB5466U BOARD EVAL & SOFTWARE CS5466 ADC
CDB5467U BOARD EVAL FOR CS5467 ADC
相关代理商/技术参数
CDB42518 功能描述:音频 IC 开发工具 Eval Bd RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
CDB42528 功能描述:音频 IC 开发工具 Eval Bd RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
CDB4265 功能描述:音频 IC 开发工具 Eval Bd 192kHz CODEC w/PGA & Input Mux RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
CDB4270 功能描述:音频 IC 开发工具 Eval Bd 105dB 192kHz CODEC RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
CDB4271 功能描述:音频 IC 开发工具 Eval Bd CS4271 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
CDB4272 功能描述:音频 IC 开发工具 Eval Bd CS4272 RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
CDB4299 功能描述:音频 IC 开发工具 Eval Bd AC’97 CODEC w/SRC RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
CDB42L50 制造商:CIRRUS 制造商全称:Cirrus Logic 功能描述:Low Voltage, Stereo CODEC with headphone Amp