Maxim

1.5A, Low-Noise, 1MHz, Step-Up DC-DC Converter

High-Current, 10Ω, SPST, CMOS Analog Switches

RS232 Level shifter

MAXIM MAX352CPE Analogue Switch, Precision, SPST -
4 Channels, 80 ohm, 10V to 30V, ± 4.5V to ± 20V, DIP Package 16 pins.

MAX186BCPP+ Analogue to Digital Converter, Low Power, 12 bit, 133 kSPS, Dual (+/-), 4.75 V, 5.25 V, DIP

sold in packs of 10

used on:
Proton Smart
Proton MKII
Proton Graphic Serial LCD
Proton Net

Maxim MAX4780ETE+, Multiplexer Quad 2:1, 1.6 → 4.2 V, 16-Pin QFN

Maxim DS1390U-3+, Real Time Clock (RTC) Serial-SPI, 10-Pin μMAX

Transceivers that feature an adjustable low-voltage logic interface for operation in multivoltage systems.

12V or Adjustable, High-Efficiency, Low IQ, Step-Up DC-DC Controller