AD1939YSTZ Analog Devices Inc, AD1939YSTZ Datasheet - Page 8

• 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

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