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MAX338EEE+T is listed in the Analog Switches, Multiplexers, Demultiplexers range at ChipApex. The manufacturer field lists Analog Devices Inc./Maxim Integrated. Its product description is IC MUX 8:1 400OHM 16QSOP. Review the specifications below when checking this part for your BOM.
The MAX338EEE+T is an 8-channel CMOS analog multiplexer in a 16-pin QSOP package. It connects one of eight inputs to a common output via a 3-bit binary address. The device operates from single +4.5V to +30V or dual ±4.5V to ±20V supplies. Key electrical parameters include a maximum on-resistance of 400Ω at +25°C and 500Ω across the temperature range, with channel matching of 4Ω to 15Ω. Off-leakage current is less than 20pA at +25°C. Charge injection is typically 1.5pC. Transition time ranges from 200ns to 500ns. Control inputs are TTL compatible.
Verify the ordering suffix 'T' indicates tape-and-reel packaging rather than tube. Confirm the 'E' suffix corresponds to the -40°C to +85°C industrial temperature grade. Ensure the manufacturer designation matches Analog Devices Inc./Maxim Integrated specifications. Cross-reference the RoHS compliance status indicated by the '+' symbol against current regulatory requirements.
Select this component when low leakage and fast switching are prioritized over ultra-low on-resistance. Verify that the 400Ω on-resistance meets system voltage drop requirements. Ensure supply voltages remain within the +4.5V to +30V single or ±4.5V to ±20V dual limits. Check if the 16-pin QSOP footprint aligns with PCB layout constraints.
This part belongs to the MAX338/MAX339 family of monolithic CMOS analog multiplexers. It serves as a pin-compatible upgrade for industry-standard DG508A devices. The MAX338 provides 8 channels, while the MAX339 offers dual 4-channel configurations. Both utilize Maxim's 44V silicon-gate process technology for robust operation.
DG508A
Yes, the datasheet states these muxes are pin-compatible upgrades for the industry-standard DG508A.
The analog signal range is -15V to +15V with dual supplies, or 0V to 12V with a single supply.
The EN pin controls the switch state. When enabled, the selected input connects to the common output. Logic levels are TTL compatible (0.8V to 2.4V).
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