3 Volt/5 Volt Serialized Real Time Clock with NV RAM Control

GENERAL DESCRIPTION The DS1688/DS1691 are real-time clocks (RTCs) designed as successors to the industry standard DS1285, DS1385, DS1485, and DS1585 PC real-time clocks. These devices provide the industry standard DS1285 clock function with the new feature of either +3.0V or +5.0V operation and a

3V/5V、串行实时时钟，带有NV RAM控制器

The DS1688/DS1691 is a real-time clock (RTC) designed as a successor to the industry standard DS1285, DS1385, DS1485, and DS1585 PC real time clocks. This device provides the industry standard DS1285 clock function with the new feature of either +3.0 or +5.0V operation and automatic backup and write Incorporates industry standard DS1287 PC clock plus enhanced features:\n• +3 or +5V operation \n• 64-bit Silicon serial number \n• 64-bit customer specific ROM or additional serial number available \n• Power control circuitry supports system power on from date/time alarm or key closure \n• Automatic;

3V/5V Serialized Real-Time Clocks with NV RAM Control

文件：99.45 Kbytes Page：3 Pages

封装/外壳：28-DIP 模块（0.600"，15.24mm） 包装：管件 描述：IC RTC CLK/CALENDAR PAR 28-EDIP 集成电路（IC） 实时时钟

(RS-422/RS-423) Line Drivers with TRI-STATE Outputs

3V/5V Serialized Real-Time Clocks with NV RAM Control

文件：395.45 Kbytes Page：6 Pages

(RS-422/RS-423) Line Drivers with TRI-STATE Outputs

文件：275.06 Kbytes Page：10 Pages

(RS-422/RS-423) Line Drivers with TRI-STATE Outputs

文件：275.06 Kbytes Page：10 Pages

Line Drivers with TRI-STATE Outputs

文件：1.00066 Mbytes Page：15 Pages

Line Drivers with TRI-STATE Outputs

(RS-422/RS-423) Line Drivers with TRI-STATE Outputs

文件：275.06 Kbytes Page：10 Pages

(RS-422/RS-423) Line Drivers with TRI-STATE Outputs

文件：275.06 Kbytes Page：10 Pages

FM/AM Radio

Description CXA1691AM/AS is a one-chip FM/AM radio IC designed for radio-cassette tape recorders. Features • Small number of peripheral components. • Low current consumption (VCC=3 V) For FM : ID=5.8 mA (Typ.) For AM : ID=4.7 mA (Typ.) • Built-in FM/AM select switch.

FM/AM RADIO

Integrated Circuit Telephone Pulse Dialer w/Redial

Description: The NTE1691 and NTE1692 are monolithic CMOS integrated circuits in an 18–Lead DIP type package that provide all the features required for implementing a pulse dialer with redial. Features: • Uses Either a Standard 2 of 7 Matrix Keyboard with Negative True Common or the Inex