Support/peripheral/other chips starting from 14

SY1402A	1024-bit quad dynamic shift register
Comment:	2.5 MHz clock, minimum 5 MHz data rate.
Package:	16-pin DIP
Manufacturers:	Synertek
Synertek	SYP1402A, SYC1402A
SY1403A	1024-bit dual dynamic shift register
Comment:	2.5 MHz clock, minimum 5 MHz data rate.
Packages:	8-pin DIP, 8-pin TO can
Manufacturers:	Synertek
Synertek	SYP1403A, SYM1403A
SY1404A	1024-bit dynamic shift register
Comment:	2.5 MHz clock, minimum 5 MHz data rate.
Packages:	8-pin DIP, 8-pin TO can
Manufacturers:	Synertek
Synertek	SYP1404A, SYM1404A