Datasheet CDP1879 Equivalent ( PDF ) - Cmos

CDP1879, CDP1879C-1 March 1997 CMOS Real-Time Clock Description The CDP1879 real-time clock supplies time and calendar information from seconds to months in BCD format. It consists of 5 separately addressable and programmable counters that divide down an oscillator input. The clock input can have any one of 4 possible frequencies, allowing exibility in the choice of crystal or external clock sou

CMOS Peripherals CDP1879, CDP1879C-1 iN'f RESET POWER DOWN iii) X-O, MEM TPB, Wii TPA CS A2 AI AD VSS' I 2 5 4 5 6 7 B 9 10 II 12 24 VDD 23 XTAL 22 XTAL 21 CLOCK OUT 20 DB7 19 DBS IB DBS 17 OB4 16 OB3 15 OB2 14 OBl 15 OBO 92CS-54345RI TERMINAL ASSIGNMENT CMOS Real-Time Clock Features CPU interface for use with general-purpose microprocessors Time of day, calendar Reads seconds

CDP1879, CDP1879C-1 March 1997 CMOS Real-Time Clock Description The CDP1879 real-time clock supplies time and calendar information from seconds to months in BCD format. It consists of 5 separately addressable and programmable counters that divide down an oscillator input. The clock input can have any one of 4 possible frequencies, allowing exibility in the choice of crystal or external clock sou

CMOS Peripherals CDP1879, CDP1879C-1 iN'f RESET POWER DOWN iii) X-O, MEM TPB, Wii TPA CS A2 AI AD VSS' I 2 5 4 5 6 7 B 9 10 II 12 24 VDD 23 XTAL 22 XTAL 21 CLOCK OUT 20 DB7 19 DBS IB DBS 17 OB4 16 OB3 15 OB2 14 OBl 15 OBO 92CS-54345RI TERMINAL ASSIGNMENT CMOS Real-Time Clock Features CPU interface for use with general-purpose microprocessors Time of day, calendar Reads seconds

Power Splitter, Combiner 2 Way-0° 75Ω 5 to 1000 MH- The Big Deal High performance at a very low cost Very small form size (0.250” x 0.310” x 0.133” high) Surface Mount CDP-2-13-75+ CASE STYLE: TT1491-1 Product Overview The CDP-2-13-75+ is a 2-way power splitter featuring a flat,

OPERATION GUIDE UHF Narrow band radio data module CDP-TX, RX-02N 434 MHz, 458MHz Operation Guide Version 1.6 (September 2003) OG_CDP-02N_v16e CIRCUIT DESIGN, INC. 7557-1 Hotaka, Hotaka-machi, Minamiazumi, Nagano 399-8303 JAPAN Tel: + +81-(0)263-82-1024 Fax: + +81-(0)263-82-1016 e-mail: cdint@circu

OPERATION GUIDE UHF Narrow band radio data module CDP-TX, RX-02N 434 MHz, 458MHz Operation Guide Version 1.6 (September 2003) OG_CDP-02N_v16e CIRCUIT DESIGN, INC. 7557-1 Hotaka, Hotaka-machi, Minamiazumi, Nagano 399-8303 JAPAN Tel: + +81-(0)263-82-1024 Fax: + +81-(0)263-82-1016 e-mail: cdint@circu