SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR

S-1721 Series

Seiko Instruments Inc.

7

2. Function list of product type

Table 1

Product Type

ON/OFF Logic

Pull-up Resistor

Pull-down Resistor

A type

1ch Active “H”

2ch Active “H”

1ch None

2ch None

1ch Available

2ch Available

B type

1ch Active “H”

2ch Active “L”

1ch None

2ch Available

1ch Available

2ch None

C type

1ch Active “L”

2ch Active “H”

1ch Available

2ch None

1ch None

2ch Available

D type

1ch Active “L”

2ch Active “L”

1ch Available

2ch Available

1ch None

2ch None

E type

1ch Active “H”

2ch Active “H”

1ch None

2ch None

1ch None

2ch None

F type

1ch Active “H”

2ch Active “L”

1ch None

2ch None

1ch None

2ch None

G type

1ch Active “L”

2ch Active “H”

1ch None

2ch None

1ch None

2ch None

H type

1ch Active “L”

2ch Active “L”

1ch None

2ch None

1ch None

2ch None