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IBM EM78P447N Pin Assignment, This specification is subject to change without further notice

Models: EM78P447N

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3 PIN ASSIGNMENT

EM78P447N

8-Bit Microcontroller with OTP ROM

3 PIN ASSIGNMENT

TCC VDD NC Vss /INT P50 P51 P52 P53 P60 P61 P62 P63 P64

	1
	2
	3
	4
	5
	6	EM78P447NAP EM78P447NAM
	7	EM78P447NAP EM78P447NAM
	7

8

9

10

11

12

13 14

DIP

SOP

28		/RESET	Vss		1

27		OSCI	TCC		2


26		OSCO	VDD		3


25		P77	/INT		4


24		P76	P50		5


23		P75	P51		6


22		P74	P52		7


21		P73			8

			P53

20		P72	P60		9

19		P71			10

			P61
18		P70			11

			P62

17		P67			12
			P63
16		P66			13

			P64
15		P65	Vss		14

EM78P447NAS

SSOP

			P55
28		/RESET	P54

			TCC

27		OSCI	VDD

26		OSCO	NC

25		P77	Vss

24		P76	/INT

23		P75	P50

22		P74	P51

21		P73	P52

20		P72	P53

19		P71	P60

18		P70	P61

17		P67	P62

16		P66	P63

15		P65	P64

	1
	2
	3
	4
	5
	6	EM78P447NBP EM78P447NBWM
	7	EM78P447NBP EM78P447NBWM
	7

8

9

10

11

12

13

14

15 16

DIP

SOP

32		P56

31		P57

30		/RESET

29		OSCI

28		OSCO

27		P77

26		P76

25		P75

24		P74

23		P73

22		P72

21		P71

20		P70

19		P67

18		P66

17		P65

P54		1

TCC		2

VDD		3

Vss		4

/INT		5

P50		6

P51		7

P52		8

		9
P53
		10
P60
		11
P61
		12
P62

EM78P447NCM

EM78P447NCK

Skinny DIP

SOP

24		/RESET

23		OSCI

22		OSCO	P54		1


21		P77
			TCC		2

20		P76
			VDD		3

19		P75
			Vss		4

18		P74
			/INT		5

17		P67
			P50		6

16		P66
			P51		7


15		P65	P52		8


14		P64	P53		9

13
		P63	P60		10

EM78P447NDM

EM78P447NDP

DIP SOP

20		/RESET

19		OSCI

18		OSCO

17		P77

16		P76

15		P75

14		P74

13		P73

12		P72

11		P71

Fig. 1 Pin Assignment

Product Specification (V1.1) 03.30.2005

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(This specification is subject to change without further notice)

Image 7

IBM EM78P447N manual Pin Assignment, This specification is subject to change without further notice

Contents

ELAN MICROELECTRONICS CORP Product SpecificationEM78P447N 8-Bit Microcontroller with OTP ROMELAN MICROELECTRONICS CORPORATION Trademark AcknowledgmentsCopyright 2005 by ELAN Microelectronics Corporation All Rights ReservedFEATURES ContentsAC Electrical Characteristic Specification Revision HistoryDC ELECTRICAL CHARACTERISTICS DC Electrical Characteristic1 GENERAL DESCRIPTION 2 FEATURESEM78P447N EM78P447N Programmable free running watchdog timerFig. 1 Pin Assignment 3 PIN ASSIGNMENTThis specification is subject to change without further notice EM78P447NTable 1 EM78P447NAP and EM78P447NAM Pin Description EM78P447NTable 2 EM78P447NAS Pin Description Table 3 EM78P447NBP and EM78P447NBWM Pin Description EM78P447NTable 4 EM78P447NCK and EN78P447NCM Pin Description Table 5 EM78P447NDK and EM78P447NDM Pin Description 4 FUNCTION DESCRIPTIONFig. 2 Functional Block Diagram EM78P447N4.1.3 R2 Program Counter & Stack 4.1 Operational Registers4.1.1 R0 Indirect Addressing Register 4.1.2 R1 Time Clock /Counter00 PAGE0 0000~03FF Reset VectorEM78P447N Fig. 3 Program Counter OrganizationEM78P447N Fig. 4 Data Memory ConfigurationEM78P447N 4.1.5 R4 RAM Select Register4.1.6 R5~R7 Port 5 ~ Port7 4.1.7 R8~R1F and R20~R3E General Purpose Register4.2.2 CONT Control Register 4.2 Special Purpose Registers4.1.8 R3F Interrupt Status Register 4.2.1 A Accumulator4.2.4 IOCB Wake-up Control Register for Port6 4.2.3 IOC5 ~ IOC7 I/O Port Control RegisterEM78P447N EM78P447N 4.2.5 IOCE WDT Control RegisterFig. 5 Sleep Mode and Wake-Up Circuits on I/O Ports Block Diagram 4.2.6 IOCF Interrupt Mask RegisterEM78P447N Fig. 6 TCC and WDT Block Diagram 4.3 TCC/WDT & PrescalerEM78P447N Fig.7 b The I/O Port with R-Option P70, P71 Circuit 4.4 I/O PortsEM78P447N Fig. 7 a The I/O Port and I/O Control Register Circuit4.5.1 RESET 4.5 RESET and Wake-upEM78P447N Table 6 Usage of Sleep1 and Sleep2 Mode EM78P447NTable 7 The Summary of the Initialized Values for Registers EM78P447N0x09~0x3E EM78P447NEM78P447N 4.5.2 The Status of RST, T, and P of STATUS RegisterFig. 8 Controller Reset Block Diagram 4.6 InterruptEM78P447N Fig. 9 Interrupt Input Circuit 4.7 Oscillator4.7.1 Oscillator Modes EM78P447NFig. 11 Crystal/Resonator Circuit 4.7.2 Crystal Oscillator/Ceramic ResonatorsXTALEM78P447N Fig. 10 Crystal/Resonator CircuitEM78P447N 4.7.3 External RC Oscillator ModeFig. 12 External RC Oscillator Mode Circuit 4.8.1 Code Option Register Word 4.8 CODE Option RegisterEM78P447N Bit 8 CLKS Instruction period option bit 0 two oscillator periods EM78P447N4.8.2 Customer ID Register Word 4.9 Power On Considerations4.10 External Power On Reset Circuit RESETEM78P447N 4.11 Residue-Voltage ProtectionVdd EM78P447N RESET Vdd EM78P447N RESETEM78P447N 4.12 Instruction SetOPERATION EM78P447NINSTRUCTION MNEMONICThis instruction cannot operate under R3F EM78P447NThis instruction is applicable to IOC5 ~ IOC7, IOCB, IOCE, IOCF only This instruction is not recommended for R3F operationTEST POINTS 4.13 Timing DiagramThis specification is subject to change without further notice EM78P447NEM78P447N DC ELECTRICAL CHARACTERISTICSDC Electrical Characteristic 5 ABSOLUTE MAXIMUM RATINGSEM78P447N 8-Bit Microcontroller with OTP ROM AC Electrical CharacteristicEM78P447N 6.3 Device characteristicand Port7 Voh vs. Ioh,VDD=5V This specification is subject to change without further noticeEM78P447N Fig.18 Port5, Port6IohmA This specification is subject to change without further noticeEM78P447N Voh/Ioh VDD=3VIolmA This specification is subject to change without further noticeEM78P447N Vol/Iol VDD=5VIolmA This specification is subject to change without further noticeEM78P447N Vol/Iol VDD=3VIolmA This specification is subject to change without further noticeEM78P447N Vol/IolIolmA This specification is subject to change without further noticeEM78P447N Vol/Iolperiod WDT TimeoutThis specification is subject to change without further notice EM78P447NR=10k EM78P447NR=3.3k R=5.1kEM78P447N ICC1：VDD=3V, Fosc=32 kHz, 2clock, WDT disableMax ICC2 Fig. 28 Maximum Operating Current（ICC1 and ICC2） vs. TemperatureFig. 29 Typical Operating Current（ICC3 and ICC4） vs. Temperature EM78P447NFig. 31 Typical Standby Current（ISB1 and ISB2） vs. Temperature Maximum ICC3 and ICC4 vs. TemperatureTemperature Fig. 30 Maximum Operating Current（ICC3 and ICC4） vs. TemperatureMax ISB2 Fig. 32 Maximum Standby Current（ISB1 and ISB2） vs. TemperatureFig. 33 Operating Voltage In Temperature Range from -40 to EM78P447NFig. 35 EM78P447N I-V Curve Operating at 32.768 kHz This specification is subject to change without further noticeEM78P447N Fig. 34 EM78P447N I-V Curve Operating at 4 MHz20-Lead plastic dual inline package（DIP）－ 300 mil APPENDIX A Package TypesB Package Information EM78P447N28-Lead plastic dual inline package（DIP）－ 600 mil This specification is subject to change without further noticeEM78P447N 24-Lead plastic dual inline skinny package（DIP）－ 300 mil20-Lead plastic small outline package（SOP）－ 300 mil This specification is subject to change without further noticeEM78P447N 32-Lead plastic dual inline package（DIP）－ 600 mil28-Lead plastic small outline package（SOP）－ 300 mil This specification is subject to change without further noticeEM78P447N 24-Lead plastic small outline package（SOP）－ 300 mil28-Lead Shrink Small Outline Package（SSOP）－ 209 mil This specification is subject to change without further noticeEM78P447N 32-Lead plastic small outline package（SOP）－ 300 mil