Z86D991PZ008SC datasheet, PDF - EEWORLD Datasheet

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Z86D991PZ008SC: DescriptionLow-Voltage Microcontrollers; CategoryThe embedded processor and controller Microcontrollers and processors; File Size872KB，102 Pages; ManufacturerZilog, Inc.; Websitehttps://www.zilog.com/

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Z86D991PZ008SC Overview

Low-Voltage Microcontrollers

Z86D991PZ008SC Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Zilog, Inc.
Parts packaging code	DIP
package instruction	DIP, DIP28,.6
Contacts	28
Reach Compliance Code	unknown
Has ADC	NO
Address bus width
bit size	8
CPU series	Z8
maximum clock frequency	8 MHz
DAC channel	NO
DMA channel	NO
External data bus width
JESD-30 code	R-PDIP-T28
JESD-609 code	e0
length	36.96 mm
Number of I/O lines	24
Number of terminals	28
Maximum operating temperature	70 °C
Minimum operating temperature
PWM channel	NO
Package body material	PLASTIC/EPOXY
encapsulated code	DIP
Encapsulate equivalent code	DIP28,.6
Package shape	RECTANGULAR
Package form	IN-LINE
Peak Reflow Temperature (Celsius)	240
power supply	2.5/5 V
Certification status	Not Qualified
RAM (bytes)	489
rom(word)	32768
ROM programmability	OTPROM
Maximum seat height	5.21 mm
speed	8 MHz
Maximum slew rate	8 mA
Maximum supply voltage	5.5 V
Minimum supply voltage	3 V
Nominal supply voltage	3.3 V
surface mount	NO
technology	CMOS
Temperature level	COMMERCIAL
Terminal surface	Tin/Lead (Sn/Pb)
Terminal form	THROUGH-HOLE
Terminal pitch	2.54 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED
width	15.24 mm
uPs/uCs/peripheral integrated circuit type	MICROCONTROLLER

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Z86D990/Z86D991 OTP and

Z86L99X ROM

Low-Voltage Micro-

controllers with ADC

Preliminary Product Specification

PS003807-1002

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

Telephone: 408.558.8500 • Fax: 408.558.8300 •

www.ZiLOG.com

Z86D990/Z86D991 OTP and Z86L99X ROM

Low-Voltage Microcontrollers with ADC

iii

Table of Contents

Architectural Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Counter/Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Input/Output and Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operating Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

User-Programmable Option Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Pins Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Operational Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Central Processing Unit (CPU) Description . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Memory (ROM/OTP and RAM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

Clock Circuit Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Reset Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

I/O Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Peripherals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Control and Status Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Registers (Grouped by Function) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Standard Test Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Analog-to-Digital Converter Characteristics . . . . . . . . . . . . . . . . . . . . . . . .

AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Packaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

Design Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94

Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

Precharacterization Product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95

PS003807-1002

Z86D990/Z86D991 OTP and Z86L99X ROM

Low-Voltage Microcontrollers with ADC

List of Figures

Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6.

Figure 7.

Figure 8.

Figure 9.

Figure 10.

Figure 11.

Figure 12.

Figure 13.

Figure 14.

Figure 15.

Figure 16.

Figure 17.

Figure 18.

Figure 19.

Figure 20.

Figure 21.

Figure 22.

Figure 23.

Figure 24.

Figure 25.

Figure 26.

Figure 27.

Figure 28.

Figure 29.

Figure 30.

Figure 31.

Figure 32.

Figure 33.

Figure 34.

Functional Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

48-Pin SSOP Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

40-Pin DIP Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

28-Pin SOIC/DIP Pin Assignment—User Mode . . . . . . . . . . . . . . . . 7

Program Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Standard Z8 Register File (Working Reg. Groups 0–F, Bank 0) . . . 13

Z8 Expanded Register File Architecture . . . . . . . . . . . . . . . . . . . . . 14

Interrupt Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

External Interrupt Sources IRQ0–IRQ2 Block Diagram . . . . . . . . . . 17

IRQ Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Interrupt Request Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

General Input/Output Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Analog Comparators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

ADC Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Low-Pass Filter (with 8-MHz Crystal) . . . . . . . . . . . . . . . . . . . . . . . 30

Active Glitch/Power Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

I-V Characteristics for the Current Sink Pad P43 . . . . . . . . . . . . . . 34

Counter/Timer Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Prescaler 1 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Counter/Timer 1 Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Timer Mode Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Starting the Count . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Counting Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Timer Mode Register T

OUT

Operation . . . . . . . . . . . . . . . . . . . . . . . 40

Counter/Timer Output Using T

OUT

. . . . . . . . . . . . . . . . . . . . . . . . . 41

Internal Clock Output Using T

OUT

. . . . . . . . . . . . . . . . . . . . . . . . . . 41

Timer Mode Register T

Operation . . . . . . . . . . . . . . . . . . . . . . . . 42

Prescaler 1 T

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

External Clock Input Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Gated Clock Input Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Triggered Clock Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Counter/Timer Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Transmit Mode Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

PS003807-1002

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