EM78P468N/EM78P468L

8-Bit Microcontroller

3 Pin Assignment

(1)64-Pin QFP

(2)64-Pin LQFP

SEG28/P8.4 52

SEG27/P8.3 53

SEG26/P8.2 54

SEG25/P8.1 55

SEG24/P8.0 56

SEG23/P7.7 57

SEG22/P7.6 58

SEG21/P7.5 59

SEG20/P7.4 60

SEG19/P7.3 61

SEG18/P7.2 62

SEG17/P7.1 63

SEG16/P7.0 64

 

SEG29/P8.5

SEG30/P8.6

NC

NC

NC

SEG31/P8.7

P6.7

P6.6

P6.5

P6.4

P6.3

 

P6.2

P6.1

P6.0

P5.7/IROUT

NC

NC

P5.6/TCC

P5.5/INT1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

5

 

4

 

4

 

4

 

4

 

4

 

4

 

4

 

4

 

4

 

4

 

3

 

3

 

3

 

3

 

3

 

3

 

3

 

 

1

 

0

 

9

 

8

 

7

 

6

 

5

 

4

 

3

 

2

 

1

 

0

 

9

 

8

 

7

 

6

 

5

 

4

 

3

 

EM78P468NQ

QFP-64

 

1

 

2

 

3

 

4

 

5

 

6

 

7

 

8

 

9

 

1

 

1

 

1

 

1

 

1

 

1

 

1

 

1

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

0

 

1

 

2

 

3

 

4

 

5

 

6

 

7

 

8

 

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SEG15

SEG14

SEG13

SEG12

SEG11

SEG10

SEG 9

SEG 8

SEG 7

SEG 6

SEG 5

SEG 4

SEG 3

SEG 2

SEG 1

SEG 0

COM3

COM2

COM1

32

 

 

 

P5.4/INT0

 

 

 

31

 

 

 

XOUT

 

 

 

 

 

 

30

 

 

 

XIN

29

 

 

 

VDD

28

 

 

 

OSCO

27

 

 

 

R-OSCI

26

 

 

 

GND

25

 

 

 

/RESET

24

 

 

 

VLCD3

23

 

 

 

VLCD2

22

 

 

 

VA

21

 

 

 

VB

20

 

 

 

COM0

 

 

 

NC

SEG30/P8.6

SEG29/P8.5

SEG28/P8.4

SEG27/P8.3

SEG26/P8.2

SEG25/P8.1

SEG24/P8.0

SEG23/P7.7

SEG22/P7.6

SEG21/P7.5

SEG20/P7.4

SEG19/P7.3

SEG18/P7.2

SEG17/P7.1

SEG16/P7.0

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

 

NC

NC

SEG31/P8.7

P6.7

P6.6

P6.5

P6.4

P6.3

 

P6.2

P6.1

P6.0

P5.7/IROUT

NC

NC

P5.6/TCC

P5.5/INT1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

4

 

4

 

4

 

4

 

4

 

4

 

4

 

4

 

3

 

3

 

3

 

3

 

3

 

3

 

3

 

 

8

 

7

 

6

 

5

 

4

 

3

 

2

 

1

 

0

 

9

 

8

 

7

 

6

 

5

 

4

 

3

 

EM78P468NAQ

LQFP-64

 

1

 

2

 

3

 

4

 

5

 

6

 

7

 

8

 

9

 

1

 

1

 

1

 

1

 

1

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

0

 

1

 

2

 

3

 

4

 

5

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

P5.4/INT0

XOUT

XIN

VDD

OSCO

R-OSCI

GND /RESET VLCD3 VLCD2

VA

VB

COM0

COM1

COM2

COM3

Fig. 3-1 64-pin QFP

SEG15

SEG14

SEG13

SEG12

SEG11

SEG10

SEG 9

SEG 8

SEG 7

SEG 6

SEG 5

SEG 4

SEG 3

SEG 2

SEG 1

SEG 0

Fig. 3-2 64-pin LQFP

(3)44-Pin LQFP

(4)44-Pin QFP

SEG27/P8.3 34

SEG26/P8.2 35

SEG25/P8.1 36

SEG24/P8.0 37

SEG23/P7.7 38

SEG22/P7.6 39

SEG21/P7.5 40

SEG20/P7.4 41

SEG19/P7.3 42

SEG18/P7.2 43

SEG17/P7.1 44

SEG28/P8.4

P6.7

P6.6

P6.5

P6.4

P6.3

P6.2

P6.1

P6.0

P5.7/IROUT

P5.6/TCC

 

3

 

3

 

3

 

3

 

2

 

2

 

2

 

2

 

2

 

2

 

2

 

 

3

 

2

 

1

 

0

 

9

 

8

 

7

 

6

 

5

 

4

 

3

 

EM78P468NBQ

LQFP-44

 

1

 

2

 

3

 

4

 

5

 

6

 

7

 

8

 

9

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

0

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SEG16/P7.0

 

SEG14

 

SEG13

 

SEG12

 

SEG11

 

COM3

 

COM2

 

COM1

 

COM0

 

VB

 

VA

Fig. 3-3 44-pin LQFP

22

21

20

19

18

17

16

15

14

13

12

P5.5/INT1

P5.4/INT0

XOUT

XIN

VDD

OSCO

R-OSCI

GND

/RESET

VLCD3

VLCD2

SEG27/P8.3

SEG26/P8.2

SEG25/P8.1

SEG24/P8.0

SEG23/P7.7

SEG22/P7.6

SEG21/P7.5

SEG20/P7.4

SEG19/P7.3

SEG18/P7.2

SEG17/P7.1

34

35

36

37

38

39

40

41

42

43

44

 

SEG28/P8.4

P6.7

P6.6

P6.5

P6.4

P6.3

P6.2

P6.1

P6.0

P5.7/IROUT

P5.6/TCC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

3

 

3

 

3

 

2

 

2

 

2

 

2

 

2

 

2

 

2

 

 

3

 

2

 

1

 

0

 

9

 

8

 

7

 

6

 

5

 

4

 

3

 

EM78P468NCQ

QFP-44

 

1

 

2

 

3

 

4

 

5

 

6

 

7

 

8

 

9

 

1

 

1

 

 

 

 

 

 

 

 

 

 

 

0

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SEG16/P7.0

SEG14

SEG13

SEG12

SEG11

COM3

COM2

COM1

COM0

VB

VA

22

21

20

19

18

17

16

15

14

13

12

P5.5/INT1

P5.4/INT0

XOUT

XIN

VDD

OSCO

R-OSCI

GND

/RESET

VLCD3

VLCD2

Fig. 3-4 44-pin QFP

2

Product Specification (V1.5) 02.15.2007

(This specification is subject to change without further notice)

Page 8
Image 8
IBM MiEM78P468L, MiEM78P468N manual Pin Assignment, Pin QFP Pin Lqfp

MiEM78P468L, MiEM78P468N specifications

The IBM MiEM78P468N and MiEM78P468L are advanced integrated circuit solutions that cater primarily to the needs of enterprise-level computing systems. These microprocessors are integral in handling a variety of complex tasks, thereby empowering businesses with the efficiency and speed required in today's fast-paced digital environment.

Both models utilize the cutting-edge 78P architecture, which provides impressive performance capabilities. The MiEM78P468N operates at a clock speed of up to 2.2 GHz, while the MiEM78P468L offers a lower clock speed optimized for energy efficiency. This distinction makes the N version ideal for high-performance applications, whereas the L version appeals to scenarios where power consumption is a critical consideration.

A key characteristic of both models is their multi-core architecture, supporting up to four cores. This feature allows for enhanced parallel processing, enabling the handling of multiple tasks simultaneously—a vital requirement for data-intensive applications. Moreover, the inclusion of advanced cache memory arrangements enhances data retrieval speeds significantly, ensuring that applications run smoothly without performance bottlenecks.

These processors also employ cutting-edge thermal management technologies. The dynamic voltage and frequency scaling (DVFS) capabilities ensure that performance can be adjusted in real-time based on workload requirements, helping to minimize energy consumption. This is particularly beneficial in maintaining optimal operating temperatures and prolonging the lifespan of the hardware.

Another notable feature is support for advanced security protocols. Both models incorporate hardware-based security technologies that safeguard data integrity and protect against unauthorized access. This is becoming increasingly important in today's cybersecurity landscape where businesses must prioritize protecting sensitive information.

Additionally, the IBM MiEM78P468N and MiEM78P468L processors are compatible with a wide range of operating systems, facilitating seamless integration into various IT environments. Their robust architecture supports extensive peripheral interconnect protocols, enhancing expandability and connectivity options.

In summary, the IBM MiEM78P468N and MiEM78P468L processors stand out for their performance capabilities, energy efficiency, advanced security features, and versatility. They are well-suited for organizations looking to enhance their computing power while maintaining a balance between performance and power consumption. These microprocessors are instrumental in driving innovation and efficiency in enterprise computing.