ISL12021 Datasheet – Real Time Clock – Intersil

Part Number : ISL12021

Function : Real Time Clock

Package : TSSOP 14 Pin Type

Manufacturers : Intersil

Pinouts :

ISL12021 datasheet


Description :

The ISL12021 device is a low power real time clock with an embedded Temp sensor for oscillator compensation, clock/calendar, power fail, low battery monitor, brown out indicator, single periodic or polled alarms, intelligent battery backup switching and 128 bytes of battery-backed user SRAM. The oscillator uses an external, low-cost 32.768kHz crystal. The real time clock tracks time with separate registers for hours, minutes, and seconds.

Features :

1. Real Time Clock/Calendar
– Tracks Time in Hours, Minutes and Seconds
– Day of the Week, Day, Month and Year

2. On-chip Oscillator Compensation Over the Operating Temp Range
– ±5ppm over -20°C to +70°C

3. Day Light Saving Time

– Customer Programmable

4. Separate FOUT pin
– 15 Selectable Frequency Outputs

Applications :

1. Utility Meters

2. POS Equipment

3. Medical Application

4. Security Related Application

5. Vending Machine

Other data sheets within the file : ISL12021CVZ


ISL12021 Datasheet PDF Download

ISL12021 pdf

A-TB72Q Datasheet PDF – Flat Time Switch – Panasonic

Part Number : A-TB72Q

Function : Flat Time Switch

Package : Flush-Mount Type, Direct Mount Type

Manufacturers : Panasonic Corporation

Images :

A-TB72Q datasheet


Description :

This is Flat Time Switch.

Features :

1. DIN72 size depth in the box 21.7 mm

2. One-touch installation. Can also be installed by screws (Surface mounting type / DIN rail mounting type)

3. Easy to read directly readable clock

4. No worry of loss thanks to internal setting elements

5. Load can be turned on and off every 15 minutes with the 96 setting elements

6. Equipped with ON color dial

7. The set time can be seen at a glance

8. Compatible with AC power supplies (quartz power failure compensation type)

9. Power failure compensation using secondary battery

10. Flat terminals for easy wiring

To weld the #187 flat connection terminals (receptacles), please use a “YC-051” tool manufactured by J.S.T. Mfg. Co. Ltd.

Reference Site : Flat Time Switches (Flush-Mount Type, Direct Mount Type) 

Other data sheets within the file :

A-TB72, A-TB72-D-HR1A-100V, A-TB72-D-HR1A-110V,

A-TB72-D-HR1A-120V, A-TB72-D-HR1A-200V

A-TB72Q Datasheet PDF Download

A-TB72Q pdf