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Catalog Datasheet	MFG & Type	PDF	Document Tags
keypad 4 times 4 for calculator Abstract: telephone dial tone detect Calculator Keypad TP53190 KEYPAD telephone Vernitron Text: TP53190 a National Semiconductor TP53190 Push-Button Pulse Dialer General Description The TP53190 is a low threshold voltage, ion implanted, met al-gate CMOS integrated circuit that provides all the logic required to convert a push-button input into a series of puls	OCR Scan	PDF	TP53190 TPS3190 16-digit TL/H/5130â TL/H/5130-4 keypad 4 times 4 for calculator telephone dial tone detect Calculator Keypad KEYPAD telephone Vernitron

Catalog Datasheet

MFG & Type

PDF

Document Tags

keypad 4 times 4 for calculator

Abstract: telephone dial tone detect Calculator Keypad TP53190 KEYPAD telephone Vernitron
Text: TP53190 a National Semiconductor TP53190 Push-Button Pulse Dialer General Description The TP53190 is a low threshold voltage, ion implanted, met al-gate CMOS integrated circuit that provides all the logic required to convert a push-button input into a series of puls

OCR Scan

PDF

TP53190 TPS3190 16-digit TL/H/5130â TL/H/5130-4 keypad 4 times 4 for calculator telephone dial tone detect Calculator Keypad KEYPAD telephone Vernitron