A1242 ALLEGRO [Allegro MicroSystems], A1242 Datasheet - Page 2

• Manufacturer Part Number: A1242
• Description: Two-Wire Chopper-Stabilized Hall Effect Latch
• Manufacturer: ALLEGRO [Allegro MicroSystems]

*Contact Allegro for additional packing options.
A1242-DS
A1242ELHLT-I1-T
A1242ELHLT-I2-T
A1242EUA-I1-T
A1242EUA-I2-T
A1242LLHLT-I1-T
A1242LLHLT-I2-T
A1242LUA-I1-T
A1242LUA-I2-T
Part Number
Terminal List
7-in. reel, 3000 pieces/reel
Bulk, 500 pieces/bag
7-in. reel, 3000 pieces/reel
Bulk, 500 pieces/bag
VCC
Name
GND
VCC
NC
Packaging*
Two-Wire Chopper-Stabilized Hall Effect Latch
Connects power supply to chip
Ground
No internal connection
Functional Block Diagram
Product Selection Guide
3-pin SOT23W surface mount
3-pin SIP through hole
3-pin SOT23W surface mount
3-pin SIP through hole
Clock/Logic
Amp
Description
Mounting
A1242
Low-Pass
Filter
Regulator
To All Subcircuits
Low Current, I
5.0 to 6.9
2.0 to 5.0
5.0 to 6.9
2.0 to 5.0
5.0 to 6.9
2.0 to 5.0
5.0 to 6.9
2.0 to 5.0
Package UA Only
(mA)
Package LH Package UA
CC(L)
GND
1
3
2
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
Number
Ambient, T
–40 to 150
–40 to 85
(°C)
GND
2,3
A
1
–
B
RP(MIN)
–80
(G)
B
OP(MAX)
(G)
80
2