2024年6月15日发(作者：)

元器件交易网

COP87L84BCInterface

September1999

COP87L84BC

8-BitCMOSOTPMicrocontrollerswith16kMemory,

Comparators,andCANInterface

GeneralDescription

Featuresincludean8-bitmemorymappedarchitecture,10

TheCOP87L84BCOTP(OneTimeProgrammable)micro-

MHzCKI(-XE

=

crystaloscillator)with1µsinstructioncycle,

controllersarehighlyintegratedCOP8

™

Featurecorede-

onemulti-function16-bittimer/counter,8-bit39kHzPWM

viceswith16kOTPEPROMmemoryandadvancedfeatures

timerwith2outputs,CAN2.0B(passive)interface,

includingaCAN2.0B(passive)interfaceandtwoAnalog

MICROWIRE/PLUS

™

serialI/O,twoAnalogcomparators,

ulti-chipCMOSdevicesaresuitedfor

twopowersavingHALT/IDLEmodes,idletimer,MIWU,soft-

applicationsrequiringafullfeaturedcontrollerwithaCANin-

wareselectableI/Ooptions,lowEMI4.5Vto5.5Voperation,

terface,and8-bit39kHzPWMtimer,andaspre-production

and28pinpackages.

softwarecom-

Note:ThecompaniondeviceswithCANinterface,moreI/O

patible2kROMversionsareavailable(COP884BC)witha

andmemory,A/D,andUSARTaretheCOP87L88EB/RB.

rangeofCOP8softwareandhardwaredevelopmenttools.

Deviceincludedinthisdatasheetis:

DeviceMemory(bytes)RAM(bytes)I/OPinsPackagesTemperature

COP87L84BC16kOTPEPROM641828SOIC-40to+85˚C

KeyFeaturesCPU/InstructionSetFeatures

nCAN2.0B(passive)Interfacen1µsinstructioncycletime

nOne16-bittimer,withtwo16-bitregisterssupporting:nElevenmulti-sourcevectoredinterruptsservicing

—ProcessorIndependentPWMmode—ExternalInterrupt

—ExternalEventcountermode—IdleTimerT0

—InputCapturemode—TimerT1(with2Interrupts)

nHighspeed,constantresolution8-bitPWM/frequency

—MICROWIRE/PLUS

monitortimerwith2outputpins

—Multi-InputWakeUp

n16kbyteson-boardOTPEPROMwithsecurityfeature

—SoftwareTrap

n64byteson-boardRAM

—PWMTimer

—CANInterface(with3interrupts)

AdditionalPeripheralFeatures

nVersatileandeasytouseinstructionset

nIdleTimer

n8-bitStackPointer(SP)—stackinRAM

nMulti-InputWakeUp(MIWU)withoptionalinterrupts(7)

nTwo8-bitRegisterIndirectDataMemoryPointers

nTwoanalogcomparators

(BandX)

nMICROWIRE/PLUSserialI/O

FullyStaticCMOS

I/OFeatures

nTwopowersavingmodes:HALTandIDLE

nMemorymappedI/O

nSinglesupplyoperation:4.5V–5.5V

nSoftwareselectableI/Ooptions(TRI-STATE

®

Output,

nTemperatureranges:−40˚Cto+85˚C

Push-PullOutput,WeakPull-UpInput,HighImpedance

Input)

DevelopmentSupport

nSchmitttriggerinputsonportsGandL

nEmulationdeviceforCOP884BC/COP885BC

nPackages:28SOwith18I/Opins

nRealtimeemulationandfullprogramdebugofferedby

MetaLinkDevelopmentSystems

COP8

™

,andMICROWIRE/PLUS

™

aretrademarksofNationalSemiconductorCorporation.

TRI-STATE

®

isaregisteredtrademarkofNationalSemiconductorCorporation.

iceMASTER

®

isaregisteredtrademarkofMetaLinkCorporation.

©

8-Bit

CMOS

OTP

Microcontrollers

with

16k

Memory,

Comparators,

and

CAN

元器件交易网

BlockDiagram

DS101137-1

iagram

ConnectionDiagrams

Pinoutsfor28-PinSOPackage

PortPin

G0

G1

G2

G3

G4

G5

G6

G7

L0

L1

L2

L3

L4

L5

DS101137-2

Type

I/O

I/O

I/O

I/O

I/O

I/O

I

I

I/O

I/O

I/O

I/O

I/O

I/O

I/O

O

O

O

O

O

O

I

I

on

INTR

T1B

T1A

SO

SK

SI

CKO

CMP1IN+/MIWU

CMP1IN−/MIWU

CMP10UT/MIWU

CMP2IN−/MIWU

CMP2IN+/MIWU

CMP2IN−/PWM1/MIWU

CMP2OUT/PWM0/

CAPTIN/MIWU

28-PinSO

25

26

27

28

1

2

3

4

7

8

9

10

11

12

13

19

20

21

22

18

15

14

L6

D0

D1

D2

D3

CANV

REF

CANTx0

CANTx1

CANRx0

CANRx1

V

CC

GND

CKI

RESET

Note:X

=

CrystalOscillator

E

=

HaltModeEnabled

TopView

OrderNumberCOP87L84BCM-XE

SeeNSPackageNumberM28B

tionDiagrams

MIWU

MIWU

17

16

6

23

I

I

5

24

2