参数资料
型号: CS42L55-CNZR
厂商: Cirrus Logic Inc
文件页数: 67/68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
8
DS773F1
CS42L55
1. PIN DESCRIPTIONS
Pin Name
#
Pin Description
SDIN
1
Serial Audio Data Input (Input) - Input for two’s complement serial audio data.
LRCK
2
Left Right Clock (Input/Output) - Determines which channel, Left or Right, is currently active on the
serial audio data lines.
SDA
3
Serial Control Data (Input/Output) - Serial data for the IC serial control port.
SCL
4
Serial Control Port Clock (Input) - Serial clock for the IC serial control port.
VCP
5
Step-Down Charge Pump Power (Input) - Power supply for the step-down charge pump.
FLYP
6
Charge Pump Cap Positive Node (Output) - Positive node for the step-down charge pump’s flying
capacitor.
+VHPFILT
7
Step-Down Charge Pump Filter Connection (Output) - Power supply from the step-down charge
pump that provides the positive rail for the headphone and line amplifiers
FLYC
8
Charge Pump Cap Common Node (Output) - Common positive node for the step-down and inverting
charge pumps’ flying capacitors.
FLYN
9
Charge Pump Cap Negative Node (Output) - Negative node for the inverting charge pump’s flying
capacitor.
-VHPFILT
10
Inverting Charge Pump Filter Connection (Output) - Power supply from the inverting charge pump
that provides the negative rail for the headphone and line amplifiers.
HPOUTA
HPOUTB
11
13
Headphone Audio Output (Output) - The full-scale output level is specified in the HP Output Charac-
teristics specification table
HPREF
12
Pseudo Diff. Headphone Output Reference (Input) - Ground reference for the headphone amplifiers
LINEOUTA
LINEOUTB
14
16
Line Audio Output (Output) - The full-scale output level is specified in the Line Output Characteristics
specification table
LINEREF
15
Pseudo Diff. Line Output Reference (Input) - Ground reference for the line amplifiers.
8
7
6
3
1
9
2
4
5
10
11
12
13
14
15
18
17
16
19
26
20
21
22
23
24
25
27
35
28
29
30
31
32
33
34
36
VL
D
O
VDFILT
VL
MCLK
SD
OUT
HPO
U
TA
HPR
E
F
HPO
U
T
B
LINEOUTA
LINEREF
VA
LINEOUT
B
LRCK
SDA
SCL
FLYP
HPD
E
TECT
RESET
+VHPFILT
AIN2A
AIN2B
AFILTA
AFILTB
FILT+
VQ
AIN2REF
VCP
SDIN
AGND
SCLK
FLYN
AIN1A
AIN1REF
AIN1B
FLYC
Top-Down (Through Package)
View
-VHPFILT
GND/Thermal Pad
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