CS6422-CSZ Cirrus Logic Inc, CS6422-CSZ Datasheet - Page 19

• 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

3.5
DS295F1
b15
15-14
13-12
11-10
RHDet
Bits
9-8
7
6
5
4
00
Register 2
b14
* Denotes reset value
0
b13
RDSRmp
TDSRmp
NseRmp
RSThd
RHDet
HHold
RSThd
Name
HDly
IdlTx
00
b12
b11
NseRmp
Rx Double-talk Suppression Ramp rate
Tx Double-talk Suppression Ramp rate
00
Rx Half-duplex Detection threshold
half-duplex Idle return-to-Transmit
b10
Hold in half-duplex on Howl
half-duplex Holdover Delay
Noise estimator Ramp rate
Rx Suppression Threshold
Table 5. Register 2 Bit Definitions
0
b9
HDly
Function
00
b8
HHold TDSRmp RDSRmp
b7
0
b6
0
0
b5
0
Word
00*
00*
00*
00*
01
10
11
01
10
11
01
10
11
01
10
11
0*
0*
0*
0*
1
1
1
1
IdlTx
b4
0
b3 b2 b1 b0
0
disable HHold
enable HHold
disable IdlTx
enable IdlTx
Operation
reserved
reserved
reserved
reserved
12 dB/s
200 ms
100 ms
150 ms
normal
normal
3 dB/s
6 dB/s
12 dB
12 dB
CS6422
CS6422
6 dB
9 dB
6 dB
9 dB
slow
slow
1
4
0
0
19
19