Datasheet CDP1871 Equivalent ( PDF ) - Cmos

CDP1871A, CDP1871AC REFERENCE APP NOTE 7374 August 1996 CMOS Keyboard Encoder Description The CDP1871A is a keyboard encoder designed to directly interface between a CDP1800-series microprocessor and a mechanical keyboard array, providing up to 53 ASCII coded keys and 32 HEX coded keys, as shown in the system diagram (Figure 1). The keyboard may consist of simple single-pole single-throw (SPST) m

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ CMOS Peripherals CDP1871A,CDP1871AC ~VDD , " t SliiFT J 38 1 CONTROL 4 37t--- ALPHA 3'5f-- DEBOUNCE 06-- 6 " 33 ............. DA f--32f-- BUS 7 31 BUS (; 3O~BUS" 29>-- BUS 4 2Bf-- BlJS 3 ::3::'-"'E"" 26 - BBUUSS2! ~~; 0 19 22 C52 20 21 e5i TOP VIEW TERMINAL ASSIGNMENT CMOS Keyboard Encoder Features: Directly interfaces with COP1BOO-series micr

CDP1871A, CDP1871AC REFERENCE APP NOTE 7374 August 1996 CMOS Keyboard Encoder Description The CDP1871A is a keyboard encoder designed to directly interface between a CDP1800-series microprocessor and a mechanical keyboard array, providing up to 53 ASCII coded keys and 32 HEX coded keys, as shown in the system diagram (Figure 1). The keyboard may consist of simple single-pole single-throw (SPST) m

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ CMOS Peripherals CDP1871A,CDP1871AC ~VDD , " t SliiFT J 38 1 CONTROL 4 37t--- ALPHA 3'5f-- DEBOUNCE 06-- 6 " 33 ............. DA f--32f-- BUS 7 31 BUS (; 3O~BUS" 29>-- BUS 4 2Bf-- BlJS 3 ::3::'-"'E"" 26 - BBUUSS2! ~~; 0 19 22 C52 20 21 e5i TOP VIEW TERMINAL ASSIGNMENT CMOS Keyboard Encoder Features: Directly interfaces with COP1BOO-series micr

CDP1871A, CDP1871AC REFERENCE APP NOTE 7374 August 1996 CMOS Keyboard Encoder Description The CDP1871A is a keyboard encoder designed to directly interface between a CDP1800-series microprocessor and a mechanical keyboard array, providing up to 53 ASCII coded keys and 32 HEX coded keys, as shown in the system diagram (Figure 1). The keyboard may consist of simple single-pole single-throw (SPST) m

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