Z84C0020FEG datasheet, PDF - EEWORLD Datasheet

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Z84C0020FEG: DescriptionRISC Microprocessor, 8-Bit, 20MHz, CMOS, PQFP44; CategoryThe embedded processor and controller Microcontrollers and processors; File Size2MB，308 Pages; ManufacturerIXYS; Environmental Compliance

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Z84C0020FEG Overview

RISC Microprocessor, 8-Bit, 20MHz, CMOS, PQFP44

Z84C0020FEG Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	IXYS
package instruction	QFP, QFP44,.47SQ,32
Reach Compliance Code	compliant
bit size	8
JESD-30 code	S-PQFP-G44
Number of terminals	44
Maximum operating temperature	100 °C
Minimum operating temperature	-40 °C
Package body material	PLASTIC/EPOXY
encapsulated code	QFP
Encapsulate equivalent code	QFP44,.47SQ,32
Package shape	SQUARE
Package form	FLATPACK
power supply	5 V
Certification status	Not Qualified
speed	20 MHz
Maximum slew rate	100 mA
Nominal supply voltage	5 V
surface mount	YES
technology	CMOS
Temperature level	INDUSTRIAL
Terminal form	GULL WING
Terminal pitch	0.8 mm
Terminal location	QUAD
uPs/uCs/peripheral integrated circuit type	MICROPROCESSOR, RISC

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Z80 Family

CPU User Manual

User Manual

UM008005-0205

ZiLOG Worldwide Headquarters • 532 Race Street • San Jose, CA 95126-3432

Telephone: 408.558.8500 • Fax: 408.558.8300 •

www.ZiLOG.com

Z80 CPU

User’s Manual

Table of Contents

Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

CPU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Arithmetic Logic Unit (ALU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Instruction Register and CPU Control . . . . . . . . . . . . . . . . . . . . . . 6

Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Instruction Fetch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

Memory Read Or Write . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

Input or Output Cycles. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Bus Request/Acknowledge Cycle . . . . . . . . . . . . . . . . . . . . . . . . .15

Interrupt Request/Acknowledge Cycle . . . . . . . . . . . . . . . . . . . . .16

Non-Maskable Interrupt Response . . . . . . . . . . . . . . . . . . . . . . . .17

HALT Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

Power-Down Acknowledge Cycle. . . . . . . . . . . . . . . . . . . . . . . . 19

Power-Down Release Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

Interrupt Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Interrupt Enable/Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

CPU Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24

Hardware and Software Implementation Examples . . . . .27

Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Minimum System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27

UM008005-0205

Table of Contents

Z84C0020FEG Related Products

	Z84C0020FEG	Z0840006PSC	Z84C0010FEC	Z84C0008FEC	Z84C0006FEC	Z84C0010FEG	Z84C0020FEC	5962-01-325-4831	Z84C3010FEC
Description	RISC Microprocessor, 8-Bit, 20MHz, CMOS, PQFP44	RISC Microprocessor, 8-Bit, 6MHz, MOS, PDIP40,	RISC Microprocessor, 8-Bit, 10MHz, CMOS, PQFP44	RISC Microprocessor, 8-Bit, 8MHz, CMOS, PQFP44	RISC Microprocessor, 8-Bit, 6MHz, CMOS, PQFP44	RISC Microprocessor, 8-Bit, 10MHz, CMOS, PQFP44	RISC Microprocessor, 8-Bit, 20MHz, CMOS, PQFP44	Serial I/O Controller, MOS, PDIP40	Analog Waveform Generation Function, CMOS, PQFP44
Is it Rohs certified?	conform to	incompatible	incompatible	incompatible	incompatible	conform to	incompatible	incompatible	incompatible
Maker	IXYS	IXYS	IXYS	IXYS	IXYS	IXYS	IXYS	IXYS	IXYS
Reach Compliance Code	compliant	unknown	unknown	unknown	unknown	compliant	unknown	unknown	unknow
JESD-30 code	S-PQFP-G44	R-PDIP-T40	S-PQFP-G44	S-PQFP-G44	S-PQFP-G44	S-PQFP-G44	S-PQFP-G44	R-PDIP-T40	S-PQFP-G44
Number of terminals	44	40	44	44	44	44	44	40	44
Maximum operating temperature	100 °C	70 °C	100 °C	100 °C	100 °C	100 °C	100 °C	70 °C	100 °C
Minimum operating temperature	-40 °C	-	-40 °C	-40 °C	-40 °C	-40 °C	-40 °C	-	-40 °C
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	QFP	DIP	QFP	QFP	QFP	QFP	QFP	DIP	QFP
Encapsulate equivalent code	QFP44,.47SQ,32	DIP40,.6	QFP44,.47SQ,32	QFP44,.47SQ,32	QFP44,.47SQ,32	QFP44,.47SQ,32	QFP44,.47SQ,32	DIP40,.6	QFP44,.57SQ,32
Package shape	SQUARE	RECTANGULAR	SQUARE	SQUARE	SQUARE	SQUARE	SQUARE	RECTANGULAR	SQUARE
Package form	FLATPACK	IN-LINE	FLATPACK	FLATPACK	FLATPACK	FLATPACK	FLATPACK	IN-LINE	FLATPACK
power supply	5 V	5 V	5 V	5 V	5 V	5 V	5 V	5 V	5 V
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
surface mount	YES	NO	YES	YES	YES	YES	YES	NO	YES
technology	CMOS	MOS	CMOS	CMOS	CMOS	CMOS	CMOS	MOS	CMOS
Temperature level	INDUSTRIAL	COMMERCIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	COMMERCIAL	INDUSTRIAL
Terminal form	GULL WING	THROUGH-HOLE	GULL WING	GULL WING	GULL WING	GULL WING	GULL WING	THROUGH-HOLE	GULL WING
Terminal pitch	0.8 mm	2.54 mm	0.8 mm	0.8 mm	0.8 mm	0.8 mm	0.8 mm	2.54 mm	0.8 mm
Terminal location	QUAD	DUAL	QUAD	QUAD	QUAD	QUAD	QUAD	DUAL	QUAD
package instruction	QFP, QFP44,.47SQ,32	DIP, DIP40,.6	QFP, QFP44,.47SQ,32	QFP, QFP44,.47SQ,32	QFP, QFP44,.47SQ,32	QFP, QFP44,.47SQ,32	QFP, QFP44,.47SQ,32	DIP, DIP40,.6	-
bit size	8	8	8	8	8	8	8	-	-
speed	20 MHz	6 MHz	10 MHz	8 MHz	6 MHz	10 MHz	20 MHz	-	-
Maximum slew rate	100 mA	200 mA	50 mA	40 mA	30 mA	50 mA	100 mA	-	-
Nominal supply voltage	5 V	5 V	5 V	5 V	5 V	5 V	5 V	5 V	-
uPs/uCs/peripheral integrated circuit type	MICROPROCESSOR, RISC	MICROPROCESSOR, RISC	MICROPROCESSOR, RISC	MICROPROCESSOR, RISC	MICROPROCESSOR, RISC	MICROPROCESSOR, RISC	MICROPROCESSOR, RISC	SERIAL IO/COMMUNICATION CONTROLLER, SERIAL	-

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