CS6422-CSZ Cirrus Logic Inc, CS6422-CSZ Datasheet - Page 7

• Manufacturer Part Number: CS6422-CSZ
• Description: IC SPEAKERPHONE ENHANCED 20SOIC
• Manufacturer: Cirrus Logic Inc
• Type: Audio Processorr

Specifications of CS6422-CSZ

• Package / Case: 20-SOIC
• Applications: Speakerphones
• Mounting Type: Surface Mount
• Product: General Purpose Audio Amplifiers
• Available Set Gain: 34 dB
• Thd Plus Noise: 0.03 %
• Operating Supply Voltage: 5 V
• Supply Current: 10 mA, 50 mA
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Audio - Load Impedance: 10 KOhms
• Input Offset Voltage: 2.12 V
• Minimum Operating Temperature: 0 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Rohs Compliant: Yes
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: SOIC
• No. Of Pins: 20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 598-1200-5

ANALOG TRANSMISSION CHARACTERISTICS
f
resistors and capacitors as shown in the typical connection diagram, Figure 4)
MICROPHONE AMPLIFIER
DIGITAL CHARACTERISTICS
DS295F1
Idle Channel Noise
(Inputs grounded
through a capacitor)
Signal-to-Noise Ratio
(1.0 V
Total Harmonic Distortion
(1.0 V
Programmable Analog Gain
Volume Control Stepsize (TVol/RVol)
ADC Full-scale Voltage Input
DAC Full-scale Voltage Output
ADC Noise Floor
DAC Noise Floor, DAC muted C-Message weighted (0-4 kHz)
Gain (Z
Signal-to-Noise Ratio
Input Impedance
Input Offset Voltage
High-Level Input Voltage
Low-Level Input Voltage
Input Leakage Current
Input Capacitance
XTAL
=20.480 MHz, RVol=TVol=RGain=TGain= 0 dB, HDD=TSD=RSD=1, analog inputs and outputs loaded with
rms,
rms,
source
1 kHz sine wave input)
1 kHz sine wave input)
= 50Ω)
Psophometrically weighted (0-4 kHz)
Parameter
Parameter
Parameter
C-Message weighted (0-4 kHz)
C-Message weighted (0-4 kHz)
C-Message weighted (0-4 kHz)
C-Message weighted (0-4 kHz)
C-Message weighted (0-4 kHz)
C-Message weighted (0-4 kHz)
(T
A
RGain/TGain = 00
RGain/TGain = 01
RGain/TGain = 10
RGain/TGain = 11
= 25°C, DVDD = AVDD = 5 V, f
(T
A
= 25°C, DVDD = AVDD = 5 V,f
Symbol
Symbol
Symbol
SNRm
SNR
THD
V
A
Z
I
V
C
V
leak
offm
inm
mic
IH
IN
IL
(T
A
= -40°C to 85
XTAL
DVDD-1.0
Min
0.9
72
Min
Min
XTAL
= 20.480 MHz)
= 20.480 MHz)
0.030
Typ
-83
-80
-78
9.5
1.0
1.0
-83
80
12
11
2.12
Typ
0
6
3
34
70
o
8
C, DVDD = AVDD = 5 V,
Typ
5
Max
-72
0.1
1.2
Max
Max
1.0
10
CS6422
CS6422
dBrnC0
dBm0p
Units
V
V
dBV
dBV
dBV
Units
dB
dB
dB
Units
%
rms
rms
dB
kΩ
dB
V
µA
pF
V
V
7
7