C540U_1 datasheet(9/200 Pages) SIEMENS

Part #	C540U

Description	8-Bit CMOS Microcontroller

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Manufacturer	SIEMENS [Siemens Semiconductor Group]

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9 / 200 page

Semiconductor Group

1-4

1997-10-01

Introduction

C540U / C541U

1.1

Pin Configuration

This section describes the pin configrations of the C540U/C541U in the P-LCC-44 and P-SDIP-52

packages.

Figure 1-3

Pin Configuration P-LCC-44 Package (top view)

VCC

P1.2 / SCLK

7

8

9

10

11

12

13

14

15

16

17

P0.4 / AD4

P0.5 / AD5

P0.6 / AD6

P0.7 / AD7

EA

39

38

37

36

35

34

33

32

31

30

29

654321 44 43 42 41 40

18 19 20 21 22 23 24 25 26 27 28

P3.1 / DADD

P3.2 / INT0

P3.3 / INT1

P3.4 / T0

P3.5 / T1

P1.3 / SRI

P3.0 / LED2

RESET

VSS

P2.5 / A13

P2.6 / A14

P2.7 / A15

PSEN

ALE

P1.4 / STO

C540U

C541U

MCP03343

This pin functionality ist not available for the C540U.

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C540U Datasheet(PDF) 9 Page - Siemens Semiconductor Group

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