参数资料
型号: CS42L55-CNZR
厂商: Cirrus Logic Inc
文件页数: 8/68页
文件大小: 0K
描述: IC CODEC STER H-HDPN AMP 36-QFN
标准包装: 6,000
类型: 立体声音频
数据接口: 串行
分辨率(位): 24 b
ADC / DAC 数量: 1 / 1
三角积分调变:
动态范围,标准 ADC / DAC (db): 95 / 99
电压 - 电源,模拟: 1.65 V ~ 2.71 V
电压 - 电源,数字: 1.65 V ~ 2.71 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 36-QFN
供应商设备封装: 36-QFN-EP(5x5)
包装: 带卷 (TR)
配用: 598-1506-ND - BOARD EVAL FOR CS42L55 CODEC
16
DS773F1
CS42L55
ANALOG PASSTHROUGH CHARACTERISTICS
Test Conditions (unless otherwise specified): Connections to the CS42L55 are shown in the “Typical Connection Diagram” on
page 10; Input is a 1 kHz sine wave through the passive input filter shown in Figure 1, PGA and HP/Line gain = 0 dB; All Sup-
plies = VA, VCP Mode; GND = AGND = 0 V; TA = +25 °C; Measurement bandwidth is 20 Hz to 20 kHz. Sample Frequency =
48 kHz.
COMBINED DAC INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE
Notes:
15. Response is clock dependent and will scale with Fs. Note that the response plots (Figures 31 to 34 on
page 70) have been normalized to Fs and can be de-normalized by multiplying the X-axis scale by Fs.
16. Measurement bandwidth is from Stopband to 3 Fs.
VA = 2.5 V
VA = 1.8 V
Parameter
Min
Typ
Max
Min
Typ
Max
Unit
Analog In to HP Amp (ADC is powered down)
RL = 3 kΩ (+2 dB Output Analog Gain)(Note 12)
Dynamic Range
A-weighted
unweighted
-
94
91
-
91
88
-
dB
Total Harmonic Distortion + Noise
-1 dB
-20 dB
-60 dB
-
-70
-71
-31
-
-80
-68
-28
-
dB
Full-scale Input Voltage
-
0.80VA
-
0.80VA
-
Vpp
Full-scale Output Voltage
-
0.93VA
-
0.93VA
-
Vpp
Passband Ripple
0/-0.3
dB
RL = 16 Ω (-4 dB Output Analog Gain)(Note 12)
Dynamic Range
A-weighted
unweighted
-
94
91
-
91
88
-
dB
Total Harmonic Distortion + Noise
-1 dB
-20 dB
-60 dB
-
-70
-71
-31
-
-80
-68
-28
-
dB
Full-scale Input Voltage
-
0.80VA
-
0.80VA
-
Vpp
Output Power (Note 13)
-12
-
6.5
-
mW
Passband Ripple
-
0/-0.3
-
0/-0.3
-
dB
Analog In to Line Amp (ADC is powered down)
RL = 3 kΩ (+2 dB Output Analog Gain) (Note 12)
Dynamic Range
A-weighted
unweighted
-
94
91
-
91
88
-
dB
Total Harmonic Distortion + Noise
-1 dB
-20 dB
-60 dB
-
-70
-71
-31
-
-80
-68
-28
-
dB
Full-scale Input Voltage
-
0.80VA
-
0.80VA
-
Vpp
Full-scale Output Voltage
-
0.89VA
-
0.89VA
-
Vpp
Passband Ripple
0/-0.3
dB
Parameter (Note 15)
Min
Typ
Max
Unit
Frequency Response 20 Hz to 20 kHz
Fs = 48.000 kHz
Fs = 44.118 kHz
-0.04
-0.14
-
+0.04
+0.14
dB
Passband
to -0.05 dB corner
to -3 dB corner
-
0.48
0.49
-
Fs
Stopband
0.55
-
Fs
Stopband Attenuation (Note 16)
49
-
dB
Total Group Delay
-9/Fs
-
s
De-emphasis Error
Fs = 44.118 kHz
-
+0.05/-0.25
dB
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