TC7211AM Ver la hoja de datos (PDF) - TelCom Semiconductor Inc => Microchip

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TC7211AM

BUS COMPATIBLE 4-DIGIT CMOS DECODER/DRIVER

TelCom Semiconductor Inc => Microchip 

TC7211AM

FUNCTIONAL BLOCK DIAGRAM

BUS COMPATIBLE, 4-DIGIT

CMOS DECODER/DRIVER

TC7211AM V+ 1

35

GND

D4

SEGMENT

OUTPUTS

g

a

7 WIDE

DRIVER

7 WIDE

LATCH ENABLE

D3

SEGMENT

OUTPUTS

7 WIDE

DRIVER

7 WIDE

LATCH ENABLE

D2

SEGMENT

OUTPUTS

7 WIDE

DRIVER

7 WIDE

LATCH ENABLE

DATA

INPUTS

PROGRAMMABLE

4-TO-7 DECODER

27 B0

28 B1

29

B2

4-BIT

LATCH

30 B3

ENABLE

PROGRAMMABLE

4-TO-7 DECODER

PROGRAMMABLE

4-TO-7 DECODER

DIGIT

SELECT

INPUTS

31 DS1 2-BIT

32 DS2 LATCH

2-TO-4

DECODER

CS1

CS2

33

34

ENABLE

ONE SHOT

OSCILLATOR 36

INPUT

ENABLE

ENABLE

DETECTOR

OSCILLATOR

(16 kHz

FREE-

RUNNING)

÷128

BACK–

PLANE

DRIVER

ENABLE

D1

SEGMENT

OUTPUTS

7 WIDE

DRIVER

7 WIDE

LATCH ENABLE

PROGRAMMABLE

4-TO-7 DECODER

BACKPLANE

(INPUT/OUTPUT)

6-8

TELCOM SEMICONDUCTOR, INC.

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