AD1939YSTZ Analog Devices Inc, AD1939YSTZ Datasheet - Page 5
![IC CODEC 24BIT ADC/DAC 64LQFP](/photos/6/60/66065/505-64-lqfp_sml.jpg)
AD1939YSTZ
Manufacturer Part Number
AD1939YSTZ
Description
IC CODEC 24BIT ADC/DAC 64LQFP
Manufacturer
Analog Devices Inc
Type
General Purposer
Datasheet
1.AD1939YSTZ.pdf
(32 pages)
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
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DIGITAL INPUT/OUTPUT SPECIFICATIONS
−40°C < T
Table 4.
Parameter
High Level Input Voltage (V
Low Level Input Voltage (V
Input Leakage
High Level Output Voltage (V
Low Level Output Voltage (V
Input Capacitance
POWER SUPPLY SPECIFICATIONS
Table 5.
Parameter
SUPPLIES
DISSIPATION
POWER SUPPLY REJECTION RATIO
Voltage
Digital Current
Analog Current
Operation
Power-Down, All Supplies
Signal at Analog Supply Pins
Normal Operation
Power-Down
Normal Operation
Power-Down
All Supplies
Digital Supply
Analog Supply
A
< +105°C, DVDD = 3.3 V ± 10%.
IL
IH
)
OL
)
OH
)
)
Rev. C | Page 5 of 32
Conditions/Comments
MCLKI/XI pin
I
I
I
I
Conditions/Comments
DVDD
AVDD
VSUPPLY
Master clock = 256 f
f
f
f
f
Master clock = 256 f
1 kHz, 200 mV p-p
20 kHz, 200 mV p-p
IH
IL
OH
OL
S
S
S
S
= 48 kHz
= 96 kHz
= 192 kHz
= 48 kHz to 192 kHz
@ V
@ V
= 1 mA
= 1 mA
IL
IH
= 0.8 V
= 2.4 V
S
S
, 48 kHz
Min
2.0
2.2
DVDD − 0.60
Min
3.0
3.0
4.5
Typ
3.3
3.3
5.0
56
65
95
2.0
74
23
429
185
244
83
50
50
Typ
Max
3.6
3.6
5.5
Max
0.8
10
10
0.4
5
AD1939
Unit
V
V
V
mA
mA
mA
mA
mA
mA
mW
mW
mW
mW
dB
dB
Unit
V
V
V
µA
µA
V
V
pF