AS1120 Ver la hoja de datos (PDF) - austriamicrosystems AG

Número de pieza

componentes Descripción

Fabricante

AS1120

46-Segment LCD Driver

austriamicrosystems AG 

AS1120

Datasheet - Pinout and Packaging

4 Pinout and Packaging

Pin Assignments and Markings

Figure 2. Pin Assignments (Top View) and Markings

N/C 1

LCD42 2

LCD43 3

LCD44 4

LCD45 5

TEST 6

DATAOUT 7

CLKIN 8

LOAD 9

DATAIN 10

BPLIN 11

BPLOUT 12

RESETN 13

VSSOSC 14

OSC 15

N/C 16

AS1120

48 N/C

47 LCD26

46 LCD25

45 LCD24

44 LCD23

43 VDD

42 VSS

41 LCD22

40 LCD21

39 LCD20

38 LCD19

37 LCD18

36 LCD17

35 LCD16

34 LCD15

33 N/C

Pin Descriptions

Table 1. Pin Descriptions

Pin Number

Pin Name

1, 16, 32, 33, 48, 49

N/C

2:5

LCD42:LCD45

6

TEST

7

DATAOUT

8

CLKIN

9

LOAD

10

DATAIN

11

BPLIN

12

BPLOUT

13

RESETN

14

VSSOSC

15

OSC

17:31

34:41

42

43

44:47

50:64

LCD0:LCD14

LCD15:LCD22

VSS

VDD

LCD23:LCD26

LCD27:LCD41

Description

Not Connected

LCD Output Segments 42:45

Test pin. This pin must be tied to pin VDD.

Serial Data Output

Shift Register Clock

Load Strobe from Shift Register to Latch

Serial Data Input

Backplane Input

Backplane Output

Active-Low Asynchronous Reset

Internal Oscillator Power Ground

Oscillator Pad.

a). Internal clock (see page 8)

b) External clock; tied to VSSOSC

LCD Output Segments 0:14

LCD Output Segments 15:22

Power Ground

Positive Power Supply

LCD Output Segments 23:26

LCD Output Segments 27:41

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