See Figure 2. RL and C
參數(shù)資料
型號: CS43L22-CNZR
廠商: Cirrus Logic Inc
文件頁數(shù): 4/66頁
文件大?。?/td> 0K
描述: IC DAC W/HDPN & SPKR AMPS 40-QFN
標準包裝: 4,000
位數(shù): 24
數(shù)據(jù)接口: 串行
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 40-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 40-QFN(6x6)
包裝: 帶卷 (TR)
輸出數(shù)目和類型: 2 電壓,單極
采樣率(每秒): 96k
配用: 598-1529-ND - BOARD EVAL FOR CS43L22
12
DS792F2
CS43L22
Confidential Draft
3/4/10
5.
See Figure 2. RL and CL reflect the recommended minimum resistance and maximum capacitance re-
quired for the internal op-amp's stability and signal integrity. In this circuit topology, CL will effectively
move the band-limiting pole of the amp in the output stage. Increasing this value beyond the recom-
mended 150 pF can cause the internal op-amp to become unstable.
ANALOG PASSTHROUGH CHARACTERISTICS
Test Conditions (unless otherwise specified): Input sine wave (relative to full-scale): 1 kHz through passive input filter;
Passthrough Amplifier and HP/Line Gain = 0 dB; All Supplies = VA; TA = +25°C; Sample Frequency = 48 kHz; Measurement
Bandwidth is 20 Hz to 20 kHz.
VA = 2.5 V
VA = 1.8 V
Parameters
Min
Typ
Max
Min
Typ
Max
Unit
Analog In to HP/Line Amp
RL = 10 kΩ
Dynamic Range
A-weighted
unweighted
-
-96
-93
-
-94
-91
-
dB
Total Harmonic Distortion + Noise
-1 dBFS
-20 dBFS
-60 dBFS
-
-70
-73
-33
-
-70
-71
-31
-
dB
Full-scale Input Voltage
-
0.91VA
-
0.91VA
-
Vpp
Full-scale Output Voltage
-
0.84VA
-
0.84VA
-
Vpp
Passband Ripple
-
0/-0.3
-
0/-0.3
-
dB
RL = 16 Ω
Dynamic Range
A-weighted
unweighted
-
-96
-93
-
-94
-91
-
dB
Total Harmonic Distortion + Noise
-1 dBFS
-20 dBFS
-60 dBFS
-
-70
-73
-33
-
-70
-71
-31
-
dB
Full-scale Input Voltage
-
0.91VA
-
0.91VA
-
Vpp
Full-scale Output Voltage
-
0.84VA
-
0.84VA
-
Vpp
Output Power
-
32
-
17
-
mW
Passband Ripple
-
0/-0.3
-
0/-0.3
-
dB
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