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参数资料
| 型号： | CS42L73-CWZR |
| 厂商： | CIRRUS LOGIC INC |
| 元件分类： | 消费家电 |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PBGA64 |
| 封装： | 3.44 X 3.44 MM, LEAD FREE, WLCSP-64 |
| 文件页数： | 2/4页 |
| 文件大小： | 181K |
| 代理商： | CS42L73-CWZR |
2
CS42L73
Stereo Analog to Digital Features
91 dB Dynamic Range (A-wtd)
-85 dB THD+N
Independent ADC Channel Control
2:1 Stereo Analog Input MUX
Stereo Line Input
–
Shared Pseudo-differential Reference Input
Dual Analog MIC Inputs
–
Pseudo-diff. or Single-ended
–
Two, Independent, Programmable, Low-
noise, MIC Bias Outputs
–
MIC Short Detect to Support Headset Button
Analog Programmable Gain Amplifier (PGA)
(+12 to -6 dB in 0.5 dB steps)
+10 dB or +20 dB Analog MIC Boost in Addition
to PGA Gain Settings
Programmable Automatic Level Control (ALC)
–
Noise Gate for Noise Suppression
–
Progr. Threshold & Attack/Release Rates
Dual Digital Microphone Interface
Programable Clock Rate
– Integer Divide by 2 or 4 of Internal MCLK
Stereo DAC to Headphone Amplifier
94 dB Dynamic Range (A-wtd)
-81 dB THD+N into 32
Ω
Integrated Step-down/Inverting Charge Pump
Class H Amplifier - Automatic Supply Adj.
–
High Efficiency
–Low EMI
Pseudo-differential Ground-centered Outputs
High HP Power Output at -70/-81 dB THD+N
–
2 x 17/8.5 mW into 16/32
Ω @ 1.8 V
Pop and Click Suppression
Analog Vol. Ctl. (+12 to -50 dB in 1 dB steps; to
-76 dB in 2 dB steps) with Zero-cross Trans.
Digital Vol. Ctl. (+12 to -102 dB in 0.5 dB steps)
with Soft-ramp Transitions
Programmable Peak-detect and Limiter
Stereo DAC to Line Outputs
97 dB Dynamic Range (A-wtd)
-86 dB THD+N
Class-H Amplifier
Pseudo-differential Ground-centered Outputs
1 VRMS Line Output @ 1.8 V
Pop and Click Suppression
Analog Vol. Ctl. (+12 to -50 dB in 1 dB steps; to
-76 dB in 2 dB steps) with Zero-cross Trans.
Digital Vol. Ctl. (+12 to -102 dB in 0.5 dB steps)
with Soft-ramp Transitions
Programmable Peak-detect and Limiter
Mono DAC to Ear Speaker Amplifier
High Power Output at -70 dB (0.032%) THD+N
–
45 mW into 16
Ω @ 1.8 V
Pop and Click Suppression
Digital Vol. Ctl. (+12 to -102 dB in 0.5 dB steps)
with Soft-ramp Transitions
Programmable Peak-detect and Limiter
Mono DAC to Speakerphone Amplifier
High Output Power at
≤ 1% THD+N
–
1.18/0.84/0.66 W into 8
Ω @ 5.0/4.2/3.7 V
Direct Battery-powered Operation
Pop and Click Suppression
Digital Vol. Ctl. (+12 to -102 dB in 0.5 dB steps)
with Soft-ramp Transitions
Programmable Peak-detect and Limiter
Mono DAC to Speakerph. Line Output
84 dB Dynamic Range (A-wtd)
-75 dB THD+N
High Voltage (1.53 VRMS @ VA = 1.8 V, VP =
3.7 V) Line Output to Ensure Maximum Output
from a Wide Variety of External Amplifiers
Pop and Click Suppression
Digital Vol. Ctl. (+12 to -102 dB in 0.5 dB steps)
with Soft-ramp Transitions
Programmable Peak-detect and Limiter
Serial Ports
Three Independent Serial Ports: Auxiliary,
Audio, and Voice
8.00, 11.025, 12.00, 16.00, 22.05, 24.00,
32.00, 44.10, and 48.00 kHz Sample Rates
All Ports Support Master or Slave Operation
with IS Interface
Auxiliary and Voice Ports Support Slave
Operation with PCM Interface
Auxiliary and Audio Ports are Stereo-
Input/Stereo-Output to/from Digital Mixer
Voice Port is Mono-Input/Stereo-Output to/from
Digital Mixer
Integrated Asynch. Sample Rate Converters
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