PRESCALED XTAL OSCILLATOR OUTPUT FOR RTC; POWER FAIL I/P FOR BUS LOCK-OUT
Clock Frequency-Max:
0.032 MHz
External Data Bus Width:
8
Information Access Method:
PARALLEL, DIRECT ADDRESS
Interrupt Capability:
Y
JESD-30 Code:
S-PQCC-J28
JESD-609 Code:
e0
Length:
11.43 mm
Moisture Sensitivity Level:
2A
Number of Terminals:
28
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
QCCJ
Package Equivalence Code:
LDCC28,.5SQ
Package Shape:
SQUARE
Package Style:
CHIP CARRIER
Peak Reflow Temperature (Cel):
245
Qualification Status:
Not Qualified
Seated Height-Max:
4.57 mm
Supply Voltage-Max:
5.5 V
Supply Voltage-Min:
4.5 V
Supply Voltage-Nom:
5 V
Surface Mount:
YES
Technology:
CMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
TIN LEAD
Terminal Form:
J BEND
Terminal Pitch:
1.27 mm
Terminal Position:
QUAD
Time-Min:
1/100 SECOND
Volatile:
YES
Width:
11.43 mm
uPs/uCs/Peripheral ICs Type:
TIMER, REAL TIME CLOCK
DP8573AV Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the DP8573AV datasheet, but it's essential to follow good high-speed design practices, such as using a solid ground plane, minimizing trace lengths, and using 50-ohm transmission lines for the differential pairs.
To ensure reliable operation, it's crucial to follow the recommended operating conditions, including temperature, voltage, and current. Additionally, consider using thermal management techniques, such as heat sinks or thermal pads, to maintain a stable temperature.
The internal termination resistors in the DP8573AV are designed for specific impedance values. However, they may not be suitable for all applications, especially those requiring custom impedance values. In such cases, external termination resistors may be necessary.
To troubleshoot signal integrity issues, use tools like oscilloscopes, signal generators, and protocol analyzers to analyze the signal quality, frequency, and protocol compliance. Also, review the PCB layout, component selection, and termination schemes to identify potential sources of signal degradation.
While the DP8573AV is a PCI Express-compliant device, it's not recommended to use it in non-compliant applications, as it may not meet the required specifications and could lead to compatibility issues or system failures.
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DP8573AV Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
