Description:The ISL59420 is a 420MHz bandwidth 2:1 multiplexing amplifier designed primarily for video switching. This Mux-amp has user-settable gain and also feature a high speed three-state function to enable the output of multiple devices to be wired together. All logic inputs have pull-downs to ground and may be left floating. The ENABLE pin, when pulled high, sets the ISL59420 to the low current power-down mode for power sensitive applications - consuming just 5mW.
SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1.1 mm
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Technology:
CMOS
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Matte Tin (Sn) - annealed
Terminal Form:
GULL WING
Terminal Pitch:
0.5 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
ISL59420IUZ-T13 Frequently Asked Questions (FAQs)
A good PCB layout is crucial for the ISL59420IUZ-T13. Renesas recommends a 4-layer PCB with a solid ground plane, and to keep the analog and digital sections separate. Additionally, use short traces and avoid vias under the IC to minimize noise and parasitic inductance.
To ensure reliable operation in high-temperature environments, make sure to follow the recommended operating conditions and derating guidelines in the datasheet. Also, consider using a heat sink or thermal pad to dissipate heat, and ensure good airflow around the device.
Renesas recommends using a low-ESR ceramic capacitor with a value between 10uF to 22uF for the input capacitor. The capacitor should be placed as close to the VIN pin as possible to minimize noise and ripple.
To troubleshoot issues with the ISL59420IUZ-T13, start by checking the input voltage, output voltage, and current. Verify that the input capacitor is properly sized and placed. Also, check for any layout or routing issues that may be causing noise or oscillation. Consult the datasheet and application notes for guidance on troubleshooting and debugging.
Yes, the ISL59420IUZ-T13 can be used in battery-powered devices. It has a low quiescent current of 1.5mA, which helps to extend battery life. Additionally, it has a shutdown mode that reduces the quiescent current to 1uA, making it suitable for battery-powered applications.
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ISL59420IUZ-T13 Overview
Use the download button to access the ISL59420IUZ-T13 schematic symbol, PCB footprint, and 3D model.
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