BA6665FM 查看數據表（PDF） - ROHM Semiconductor

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BA6665FM

Motor driver for CD-ROMs

ROHM Semiconductor 

Optical disc ICs

Input-output table

Input conditions

Output

Regular

Reverse

Pin No. 9 10 11 12 13 14 7 5 3 7 5 3

H1+ H1− H2+ H2− H3+ H3− A1 A2 A3 A1 A2 A3

Condition 1 L M H M M M H L L L H H

Condition 2 H M L M M M L H H H L L

Condition 3 M M L M H M L H L H L H

Condition 4 M M H M L M H L H L H L

Condition 5 H M M M L M L L H H H L

Condition 6 L M M M H M H H L L L H

Test point

(Regular)

7pin HI

7pin Low

5pin HI

5pin Low

3pin HI

3pin Low

Cautions 1 : Regular EC<ECR REV = L, EC>ECR REV=H

Reverse EC<ECR REV = L,

Input voltage : Hi = 2.6V

Mid = 2.5V

Low = 2.4V

BA6665FM

12V

5V

RNF

1.65V

RL

AAAAAA

H1+ H2+ H3+

H1− H2− H3−

) Input bias current

Fig.3 In-phase input voltage range Test Circuit

Hall minimum input level

IHA : Value of 'A1' (Hn+=4.0V, Hn−=2.5V)

Value of 'A2' (Hn+=2.5V, Hn−=4.0V)

n=1, 2, 3

VHAR : Hall voltage range that output pins

become input-output table.

VINH : Hall input level that output pins

become input-output table.

Hn+−Hn− Hn−=2.5V (n=1, 2, 3)

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