AD1939YSTZ Analog Devices Inc, AD1939YSTZ Datasheet - Page 11

• Manufacturer Part Number: AD1939YSTZ
• Description: IC CODEC 24BIT ADC/DAC 64LQFP
• Manufacturer: Analog Devices Inc
• Type: General Purposer

Specifications of AD1939YSTZ

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 4 / 8
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 94 / 94
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 110
• Voltage - Supply, Analog: 3 V ~ 3.6 V
• Voltage - Supply, Digital: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Audio Codec Type: Stereo
• No. Of Adcs: 4
• No. Of Dacs: 8
• No. Of Input Channels: 4
• No. Of Output Channels: 8
• Adc / Dac Resolution: 24bit
• Adcs / Dacs Signal To Noise Ratio: 112dB
• Single Supply Voltage (typ): 3.3/5V
• Single Supply Voltage (min): 3/4.5V
• Single Supply Voltage (max): 3.6/5.5V
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

TYPICAL PERFORMANCE CHARACTERISTICS
–0.02
–0.04
–0.06
–0.02
–0.04
–0.06
–0.08
–0.10
–100
0.06
0.04
0.02
0.10
0.08
0.06
0.04
0.02
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
0
0
Figure 3. ADC Pass-Band Filter Response, 48 kHz
Figure 4. ADC Stop-Band Filter Response, 48 kHz
Figure 5. DAC Pass-Band Filter Response, 48 kHz
2
5
4
10
6
8
15
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
8
20
10
25
12
16
30
14
35
16
40
18
24
Rev. C | Page 11 of 32
–0.05
–0.10
–100
–150
–100
–150
0.10
0.05
–50
–50
0
0
0
0
0
0
Figure 6. DAC Stop-Band Filter Response, 48 kHz
Figure 8. DAC Stop-Band Filter Response, 96 kHz
Figure 7. DAC Pass-Band Filter Response, 96 kHz
24
12
24
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
48
24
48
36
72
72
AD1939
48
96
96