AD1939YSTZ Analog Devices Inc, AD1939YSTZ Datasheet - Page 8
![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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AD1939
ABSOLUTE MAXIMUM RATINGS
Table 8.
Parameter
Analog (AVDD)
Digital (DVDD)
VSUPPLY
Input Current (Except Supply Pins)
Analog Input Voltage (Signal Pins)
Digital Input Voltage (Signal Pins)
Operating Temperature Range (Case)
Storage Temperature Range
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
Rating
−0.3 V to +3.6 V
−0.3 V to +3.6 V
−0.3 V to +6.0 V
±20 mA
–0.3 V to AVDD + 0.3 V
−0.3 V to DVDD + 0.3 V
−40°C to +125°C
−65°C to +150°C
Rev. C | Page 8 of 32
THERMAL RESISTANCE
θ
θ
All characteristics are for a 4-layer board.
Table 9. Thermal Resistance
Package Type
64-Lead LQFP
ESD CAUTION
JA
JC
represents the thermal resistance, junction-to-case.
represents thermal resistance, junction-to-ambient;
θ
47
JA
θ
11.1
JC
Unit
°C/W