3 LVPECL DIFFERENTIAL CLOCK OUTPUTS AND SINGLE ENDED LVCMOS OUTPUT
Family:
1803
Input Conditioning:
DIFFERENTIAL
JESD-30 Code:
S-PQCC-N24
JESD-609 Code:
e4
Length:
4 mm
Logic IC Type:
LOW SKEW CLOCK DRIVER
Max I(ol):
0.012 A
Moisture Sensitivity Level:
2
Number of Functions:
1
Number of Terminals:
24
Number of True Outputs:
4
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Characteristics:
3-STATE
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVQCCN
Package Equivalence Code:
LCC24,.16SQ,20
Package Shape:
SQUARE
Package Style:
CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Packing Method:
TR
Peak Reflow Temperature (Cel):
260
Power Supply Current-Max (ICC):
110 mA
Prop. Delay@Nom-Sup:
0.8 ns
Propagation Delay (tpd):
2.6 ns
Qualification Status:
Not Qualified
Same Edge Skew-Max (tskwd):
0.03 ns
Seated Height-Max:
1 mm
Supply Voltage-Max (Vsup):
3.6 V
Supply Voltage-Min (Vsup):
3 V
Supply Voltage-Nom (Vsup):
3.3 V
Surface Mount:
YES
Technology:
BICMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
QUAD
Time@Peak Reflow Temperature-Max (s):
30
Width:
4 mm
fmax-Min:
800 MHz
CDCM1804RGER Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good high-frequency design practices, such as using a solid ground plane, minimizing trace lengths, and using 50-ohm transmission lines to ensure optimal performance.
The output termination depends on the specific application and load requirements. The CDCM1804RGER can be terminated with a 50-ohm load, AC-coupled, or DC-coupled. Consult the datasheet and application notes for guidance on selecting the correct termination for your specific use case.
The CDCM1804RGER can operate up to 1.8 GHz, but the maximum clock frequency depends on the specific application, PCB layout, and signal integrity. It's recommended to consult the datasheet and perform simulations to determine the maximum clock frequency for your specific design.
To ensure signal integrity and minimize jitter, follow good high-frequency design practices, such as using a solid ground plane, minimizing trace lengths, and using 50-ohm transmission lines. Additionally, consider using signal conditioning components, such as capacitors and resistors, to filter out noise and reduce jitter.
The power consumption of the CDCM1804RGER depends on the specific application and operating conditions. According to the datasheet, the typical power consumption is around 150 mW. To reduce power consumption, consider using a lower supply voltage, reducing the clock frequency, or using power-saving modes when possible.
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CDCM1804RGER 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.
