Analog Devices - DS1904L-F5#

DS1391U-3+ by Analog Devices is a CMOS TIMER & REAL TIME CLOCK with 3.3V supply, 10 terminals, and 0.032 MHz clock frequency. It operates in industrial temperature range (-40 to 85 °C) and uses SERIAL, 3-WIRE access method for applications requiring precise timekeeping in compact spaces.

DS1339U-33/T&R by Maxim Integrated is a CMOS Timer & Real-Time Clock with I2C access. It operates at 3.3V, has interrupt capability, and supports a clock frequency of 0.032 MHz. Ideal for industrial applications requiring precise timekeeping in a compact form factor.

NXP Semiconductors' PCF8523T/1 is an I2C RTC with 1.2-5.5V supply range, -40 to 85°C operating temp, and small outline package. Ideal for industrial applications requiring timer and real-time clock functions in a compact form factor.

DS12887A+ by Analog Devices is a CMOS TIMER with 24 terminals, operating at 5V. It has a max clock frequency of 0.032 MHz and can handle interrupt capability. Ideal for applications requiring real-time clock functions in commercial temperature environments.

DP8573AV/NOPB by Texas Instruments is a CMOS timer/real-time clock IC with 28 terminals. It operates b/w -40 to 85°C, with supply voltage ranging from 4.5V to 5.5V. Suitable for industrial applications, it features parallel access and interrupt capability in a square chip carrier package.

DS3232SN#-W by Analog Devices is a Real-Time Clock with I2C interface, 236 RAM words, and interrupt capability. It operates b/w -40 to 85°C, ideal for time-sensitive applications in various industries. The small outline package with gull wing terminals makes it suitable for space-constrained designs.

Timers or RTCs;

TIMER, REAL TIME CLOCK; Temperature Grade: COMMERCIAL; Terminal Form: PIN/PEG; No. of Terminals: 24; Package Code: DIP; Package Shape: RECTANGULAR;

Epson Toyocom's RX-8581NBB is a CMOS timer/real-time clock with I2C access, suitable for industrial applications. It operates b/w -40 to 85°C, with supply voltage ranging from 1.8V to 5.5V. This small outline package has 20 terminals and a clock frequency of 0.032 MHz.

TIMER, REAL TIME CLOCK; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 24; Package Code: DIP; Package Shape: RECTANGULAR;

TIMER, REAL TIME CLOCK; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;

TIMER, REAL TIME CLOCK; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 20; Package Code: SOP; Package Shape: RECTANGULAR;

RX-8581NB:B0 by Seiko Epson is a CMOS timer & real-time clock with I2C access, interrupt capability, and 22 terminals. It operates b/w -40 to 85 °C, has a clock frequency of 0.032 MHz, and requires supply voltage of 1.8-5.5 V. Ideal for industrial applications requiring precise timekeeping in compact spaces.

DS1338Z-18 by Maxim Integrated is a CMOS TIMER & REAL TIME CLOCK with I2C interface. It operates b/w -40 to 85 °C, with supply voltage range of 1.71V to 1.89V. This small outline package is ideal for industrial applications requiring accurate timekeeping and low power consumption.

PCA2129T/Q900/2 by NXP Semiconductors is a CMOS timer & real-time clock with I2C access, operating at 0.032 MHz frequency. It has a supply voltage range of 1.8V to 4.2V and can withstand temperatures from -40°C to 85°C. This small outline package with 16 terminals is ideal for industrial applications requiring precise timekeeping in compact spaces.

Renesas Electronics 1338-31DCGI is a CMOS TIMER & REAL TIME CLOCK with SERIAL(I2C) access, 8-bit RAM, and 0.032768 MHz clock frequency. It operates in industrial temperature range (-40 to 85 °C) and has a small outline package suitable for surface mount applications.

The Seiko Epson RTC-4553A is a CMOS peripheral IC with 30 RAM words, 14 terminals, and a clock frequency of 0.032 MHz. It is used as a timer and real-time clock in applications requiring low power consumption and serial data access via 3-wire method. The device operates b/w -30 to 70 °C temperature range with a supply voltage of 2.7V to 5.5V.

DS1344D-33+T&R by Analog Devices is a CMOS TIMER/REAL TIME CLOCK with 3.3V nominal voltage, -40 to 85°C operating temp range, and 14 terminals in a small outline package. It's ideal for applications requiring SERIAL, 3-WIRE access method and precise timekeeping in industrial settings.

TIMER, REAL TIME CLOCK; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 16; Package Code: SOP; Package Shape: RECTANGULAR;

NXP Semiconductors' PCF2123BS/1,112 is an 8-bit timer and real-time clock IC with a serial, 3-wire access method. Operating voltage range of 1.1-5.5V makes it suitable for industrial applications requiring precise timekeeping at temperatures from -40 to 85°C. This chip carrier package with a very thin profile and quad terminal position is ideal for space-constrained designs needing accurate timing in seconds.