CS4205-KQZ Cirrus Logic Inc, CS4205-KQZ Datasheet - Page 7

• Manufacturer Part Number: CS4205-KQZ
• Description: IC CODEC AC97 I2S 48-LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codec '97r

Specifications of CS4205-KQZ

• Package / Case: 48-LQFP
• Data Interface: Serial
• Resolution (bits): 18, 20 b
• Number Of Adcs / Dacs: 1 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 90 / 90
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 4.75 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 8
• Number Of Dac Outputs: 3
• Conversion Rate: 48 KSPs
• Interface Type: Serial (5-Wire)
• Resolution: 18 bit, 20 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Number Of Channels: 1 ADC, 1 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 598-1182

1. CHARACTERISTICS AND SPECIFICATIONS
ANALOG CHARACTERISTICS
AVdd = 5.0 V ±5%, DVdd = 3.3 V ±5%; 1 kHz Input Sine wave; Sample Frequency, Fs = 48 kHz; Z
1000 pF load for Mono and Line Outputs; C
18-bit linear coding for ADC functions, 20-bit linear coding for DAC functions; Mixer registers set for unity gain.
Notes: 1. Z
DS489PP4
Full Scale Input Voltage
Line Inputs
Mic Inputs
Mic Inputs
Mic Inputs
Mic Inputs
Full Scale Output Voltage
Line and Mono Outputs
Frequency Response
Analog
DAC
ADC
Dynamic Range
Stereo Analog Inputs to LINE_OUT
Mono Analog Input to LINE_OUT
DAC Dynamic Range
ADC Dynamic Range
DAC SNR
(-20 dB FS input w/ CCIR-RMS filter on output)
Total Harmonic Distortion + Noise
(-3 dB FS input signal):
Line Output
DAC
ADC
Power Supply Rejection Ratio
(1 kHz, 0.5 V
Interchannel Isolation
Spurious Tone
Input Impedance
2. Parameter definitions are given in Section 15, Parameter and Term Definitions.
3. Path refers to the signal path used to generate this data. These paths are defined in Section 15,
4. This specification is guaranteed by silicon characterization; it is not production tested.
Parameter and Term Definitions.
RMS
AL
refers to the analog output pin loading and C
w/ 5 V DC offset)
Parameter
(Note 2)
(10dB = 0, 20dB = 0)
(10dB = 1, 20dB = 0)
(10dB = 0, 20dB = 1)
(10dB = 1, 20dB = 1)
Ac = ± 0.25 dB
Ac = ± 0.25 dB
Ac = ± 0.25 dB
(all inputs)
(Note 4)
(Note 4)
(Note 4)
(Note 4)
DL
(Standard test conditions unless otherwise noted: T
= 18 pF load (Note 1); Measurement bandwidth is 20 Hz - 20 kHz,
Symbol
THD+N
SNR
DR
FR
(Note 3)
DL
Path
A-D
A-D
A-D
A-D
A-D
D-A
A-A
D-A
A-D
A-A
A-A
D-A
A-D
D-A
A-A
D-A
A-D
refers to the digital output pin loading.
0.0283
0.283
0.091
0.91
0.91
0.91
Min
20
20
20
90
85
85
85
40
70
10
-
-
-
-
-
CS4205-KQZ
0.0315
0.315
1.00
1.00
0.10
-100
Typ
1.0
-90
-87
-84
95
90
90
90
70
60
87
-
-
-
-
20,000
20,000
20,000
Max
1.13
-80
-80
-80
ambient
-
-
-
-
-
-
-
-
-
-
-
-
-
-
AL
=100 kΩ/
CS4205
= 25° C,
dB FS A
dB FS A
dB FS A
dB FS A
dB FS
dB FS
dB FS
dB FS
V
V
V
V
V
V
Unit
kΩ
Hz
Hz
Hz
dB
dB
dB
RMS
RMS
RMS
RMS
RMS
RMS
7