PIO Datasheet(PDF) - Z84C20 - STMicroelectronics

Manufacturer	Part #	Datasheet	Description
STMicroelectronics	Z84C20	823Kb/14P	Z80C PIO CMOS VERSION
Maxim Integrated Produc...	DS28CZ04	224Kb/22P	4kbit I짼C/SMBus EEPROM with Nonvolatile PIO REV: 061107
STMicroelectronics	Z8420	885Kb/15P	Z80 PIO PARALLEL INPUT/OUTPUT CONTROLLER
Dallas Semiconductor	DS28E04-100	347Kb/36P	4096-Bit Addressable 1-Wire EEPROM with PIO
NTE Electronics	NTE3881	29Kb/4P	Integrated Circuit NMOS, Parallel I/O Interface (PIO), 4MHz
Zilog, Inc.	Z8420	616Kb/16P	NMOS/CMOS Z80 PIO PARALLEL INPUT/OUTPUT
Toshiba Semiconductor	TMPZ84C20AP-6	722Kb/32P	TLCS-Z80 PIO : PARALLEL INPUT / OUTPUT CONTROLLER
Dallas Semiconductor	DS28EA00	213Kb/29P	1-Wire Digital Thermometer with Sequence Detect and PIO
Maxim Integrated Produc...	DS28E04-100	853Kb/37P	4096-Bit Addressable 1-Wire EEPROM with PIO Rev 12/11
List of Unclassifed Man...	CZ80PIO	165Kb/4P	Hereinafter Referred to As PIO, is a Dual-Port Device
Maxim Integrated Produc...	DS28EA00	1,022Kb/29P	1-Wire Digital Thermometer with Sequence Detect and PIO 2019
Maxim Integrated Produc...	DS28EA00	294Kb/29P	1-Wire Digital Thermometer with Sequence Detect and PIO Rev 2; 4/09
Dallas Semiconductor	DS28DG02	293Kb/33P	2kb SPI EEPROM with PIO, RTC, Reset, Battery Monitor, and Watchdog
Maxim Integrated Produc...	DS28DG02	351Kb/34P	2Kb SPI EEPROM with PIO, RTC, Reset, Battery Monitor, and Watchdog 11/09
List of Unclassifed Man...	GM82C803C	506Kb/84P	2.88 MB FDC/ DUAL UARTS WITH FIFO PIO / IDE INTERFACE / S-IR/ PNP
List of Unclassifed Man...	GM82C803CN	312Kb/84P	2.88 MB FDC/ Dual UARTs with FIFO/PIO(EPP/ ECP)/ IDE Interface/ S-IR/ PnP

PIO Datasheet, PDF

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