Philips Semiconductors

Product specification

MB2541

16-bit buffer/line drivers (3-State)

2

1998 Jan 16

853–1574 18869

FEATURES

Microprocessors

and 200 V per Machine Model

DESCRIPTION

The MB2541 high-performance BiCMOS device combines low

static and dynamic power dissipation with high speed and high

output drive.

The MB2541 has two 8-bit buffers that are ideal for driving bus lines.

The outputs are all capable of sinking 64mA and sourcing 32mA.

QUICK REFERENCE DATA

SYMBOL

PARAMETER

CONDITIONS

TYPICAL

UNIT

Propagation delay

nIx to nYx

3.0

3.1

ns

Input capacitance

4

pF

Output capacitance

7

pF

Total supply current

65

µA

ORDERING INFORMATION

PACKAGES

TEMPERATURE RANGE

OUTSIDE NORTH AMERICA

NORTH AMERICA

DWG NUMBER

52–pin plastic Quad Flat Pack

–40

°C to +85°C

MB2541 BB

MB2541 BB

SOT379-1

PIN CONFIGURATION

1A6

19

22

20

23

17

16

25

26

24

15

14

21

18

1Y7

2Y1

GND

GND

GND

1Y5

2Y3

VCC

2Y2

1Y4

2Y0

1Y6

VCC

1

2

3

4

5

6

7

8

9

10

11

12

13

47

44

46

43

49

50

41 40

42

51

52

45

48

1A7

2A1

GND

GND

GND

1A5

2A3

VCC

2A2

1A4

2A0

VCC

39

38

37

36

35

34

33

32

31

30

29

28

27

52–pin PQFP

SB00082

PIN DESCRIPTION

PIN NUMBER

SYMBOL

NAME AND FUNCTION

44, 43, 41, 40,

38, 37, 35, 34,

32, 31, 29, 28,

26, 25, 23, 22

1A0 – 1A7

2A0 – 2A7

Data inputs

48, 49, 51, 52,

2, 3, 5, 6,

8, 9, 11, 12,

14, 15, 17, 18

1Y0 – 1Y7,

2Y0 – 2Y7

Data outputs

47, 45, 19, 21

1OE0, 1OE1,

2OE0, 2OE1

Output enables

4, 7, 10, 16,

20, 24, 30, 33,

36, 42, 46, 50

GND

Ground (0V)

1, 13, 27, 39

Positive supply voltage