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DS1631 Datasheet, PDF (2/15 Pages) National Semiconductor (TI) – CMOS Dual Peripheral Drivers
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DS1631/DS1631A/DS1731
Table 1. ORDERING INFORMATION
ORDERING
NUMBER
DS1631U+
DS1631U+T&R
DS1631Z+
DS1631Z+T&R
DS1631AU+
DS1631AU+T&R
DS1631S+
DS1631S+T&R
DS1631+
DS1731U+
DS1731U+T&R
DS1631U
DS1631U/T&R
DS1631Z
DS1631Z/T&R
DS1631AU
DS1631AU/T&R
DS1631S
DS1631S/T&R
DS1631
DS1731U
DS1731U/T&R
PACKAGE
MARKING
D1631 (See Note)
D1631 (See Note)
DS1631Z (See Note)
DS1631Z (See Note)
1631A (See Note)
1631A (See Note)
DS1631S (See Note)
DS1631S (See Note)
DS1631 (See Note)
D1731 (See Note)
D1731 (See Note)
D1631
D1631
DS1631Z
DS1631Z
1631A
1631A
DS1631S
DS1631S
DS1631
D1731
D1731
DESCRIPTION
DS1631 in Lead-Free 8-Pin μSOP
DS1631 in Lead-Free 8-Pin μSOP, 3000 Piece Tape-and-
Reel
DS1631 in Lead-Free 150 mil 8-Pin SO
DS1631 in Lead-Free 150 mil 8-Pin SO, 2500 Piece Tape-
and-Reel
DS1631A in Lead-Free 8-Pin μSOP
DS1631A in Lead-Free 8-Pin μSOP, 3000 Piece Tape-and-
Reel
DS1631 in Lead-Free 208 mil 8-Pin SO
DS1631 in Lead-Free 208 mil 8-Pin SO, 2000 Piece Tape-
and-Reel
DS1631 in Lead-Free 300 mil 8-Pin DIP
DS1731 in Lead-Free 8-Pin μSOP
DS1731 in Lead-Free 8-Pin μSOP, 3000 Piece Tape-and-
Reel
DS1631 in 8-Pin μSOP
DS1631 in 8-Pin μSOP, 3000-Piece Tape-and-Reel
DS1631 in 150mil 8-Pin SO
DS1631 in 150mil 8-Pin SO, 2500-Piece Tape-and-Reel
DS1631A in 8-Pin μSOP
DS1631A in 8-Pin μSOP, 3000-Piece Tape-and-Reel
DS1631 in 208 mil 8-Pin SO
DS1631 in Lead-Free 208 mil 8-Pin SO, 2000 Piece Tape-
and-Reel
DS1631 in 300 mil 8-Pin DIP
DS1731 in 8-Pin μSOP
DS1731 in 8-Pin μSOP, 3000-Piece Tape-and-Reel
Note: A "+" symbol will also be marked on the package near the Pin 1 indicator
Table 2. DETAILED PIN DESCRIPTION
PIN SYMBOL
DESCRIPTION
1
SDA Data Input/Output Pin for 2-Wire Serial Communication Port. Open-Drain.
2
SCL Clock Input Pin for 2-Wire Serial Communication Port.
3
TOUT Thermostat Output Pin. Push-Pull.
4
GND Ground Pin
5
A2
Address Input Pin
6
A1
Address Input Pin
7
A0
Address Input Pin
8
VDD
Supply Voltage Pin. +2.7V to +5.5V Power-Supply Pin.
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