Description:ISL55141, ISL55142, ISL55143 integrated circuits are high-speed, wide input common-mode range comparators. They provide three-state window comparators in a high voltage CMOS process (18V). Each comparator has dual receive thresholds, CVA and CVB, for establishing minimum 1-VIH and maximum 0-VIL voltage levels. These devices can accept inputs from a number of logic families, such as TTL, ECL, CMOS, LVCMOS, LVDS and CML. Two bits of output per comparator provide the test controller with qualification of a com
6 X 6 MM, ROHS COMPLIANT, PLASTIC, MO-220WJJD-1, TQFN-36
Pin Count:
36
Manufacturer Package Code:
L36.6X6
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Manufacturer:
Renesas Electronics Corporation
YTEOL:
0
Amplifier Type:
COMPARATOR
Average Bias Current-Max (IIB):
0.025 µA
Input Offset Voltage-Max:
50000 µV
JESD-30 Code:
S-PQCC-N36
JESD-609 Code:
e3
Length:
6 mm
Moisture Sensitivity Level:
2
Neg Supply Voltage-Nom (Vsup):
-3 V
Number of Functions:
1
Number of Terminals:
36
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Type:
3-STATE
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVQCCN
Package Shape:
SQUARE
Package Style:
CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Packing Method:
TR
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Response Time-Nom:
9.5 ns
Seated Height-Max:
0.8 mm
Supply Voltage Limit-Max:
19 V
Supply Voltage-Nom (Vsup):
12 V
Surface Mount:
YES
Technology:
CMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
MATTE TIN
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
QUAD
Time@Peak Reflow Temperature-Max (s):
30
Width:
6 mm
ISL55143IRZ-T Frequently Asked Questions (FAQs)
To minimize noise and ensure reliable operation, it is recommended to follow a star-ground configuration, separate analog and digital grounds, and keep the analog signal traces away from the digital signal traces. Additionally, use a solid ground plane, use low-impedance signal traces, and avoid sharp corners or bends on the traces.
The optimal clock frequency depends on the specific application requirements. The ISL55143IRZ-T can operate at clock frequencies up to 125MHz. To determine the optimal clock frequency, consider factors such as the desired sampling rate, analog input frequency, and system timing constraints. Consult the datasheet and application notes for guidance on clock frequency selection.
The recommended method for driving the analog input signals is to use a low-impedance driver, such as an op-amp, with a nominal output impedance of less than 100 ohms. This ensures that the ADC input is driven properly and minimizes signal distortion.
The ISL55143IRZ-T outputs digital data in a serial format. To handle the digital output data, use a microcontroller or FPGA to receive and process the data. Ensure that the receiving system is properly synchronized with the ADC clock and that the data is properly buffered and latched to avoid data loss or corruption.
The ISL55143IRZ-T has a thermal pad on the bottom of the package that should be connected to a solid ground plane or a thermal relief pattern on the PCB to dissipate heat. Ensure good airflow around the device and avoid blocking the thermal pad. Consult the datasheet for thermal resistance and junction temperature specifications.
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ISL55143IRZ-T Overview
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