AD9915 AD [Analog Devices], AD9915 Datasheet - Page 8

• Manufacturer Part Number: AD9915
• Description: 2.5 GSPS Direct Digital Synthesizer with 12-Bit DAC
• Manufacturer: AD [Analog Devices]

ABSOLUTE MAXIMUM RATINGS
Table 3.
Parameter
AVDD (1.8V), DVDD (1.8V) Supplies
AVDD (3.3V), DVDD_I/O (3.3V) Supplies
Digital Input Voltage
Digital Output Current
Storage Temperature Range
Operating Temperature Range
Maximum Junction Temperature
Lead Temperature (10 sec Soldering)
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.
AD9915
Rating
2 V
4 V
−0.7 V to +4 V
5 mA
−65°C to +150°C
−40°C to +85°C
150°C
300°C
Rev. A | Page 8 of 48
THERMAL PERFORMANCE
Table 4.
Symbol







1
ESD CAUTION
Results are from simulations. PCB is JEDEC multilayer. Thermal performance
for actual applications requires careful inspection of the conditions in the
application to determine if they are similar to those assumed in these
calculations.
JA
JMA
JMA
JB
JC
JB
JT
Description
Junction-to-ambient thermal
resistance (still air) per JEDEC
JESD51-2
Junction-to-ambient thermal
resistance (1.0 m/sec airflow)
per JEDEC JESD51-6
Junction-to-ambient thermal
resistance (2.0 m/sec air flow)
per JEDEC JESD51-6
Junction-to-board thermal
resistance (still air) per JEDEC
JESD51-8
Junction-to-board characterization
parameter (still air) per JEDEC
JESD51-6
Junction-to-case thermal resistance
Junction-to-top-of-package
characterization parameter (still air)
per JEDEC JESD51-2
Data Sheet
Value
24.1
21.3
20.0
13.3
12.8
0.23
2.21
1
Unit
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W