A3980 Allegro MicroSystems, Inc., A3980 Datasheet - Page 2
A3980
Manufacturer Part Number
A3980
Description
Automotive DMOS Microstepping Driver with Translator
Manufacturer
Allegro MicroSystems, Inc.
Datasheet
1.A3980.pdf
(18 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
A3980KLPT
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
Part Number:
A3980KLTP
Manufacturer:
ALLEGRO/雅丽高
Quantity:
20 000
R
R
T1
T2
5 V
ENABLE
C
C
SLEEP
T1
T2
STEP
VDD
MS1
MS2
PFD
RC2
RC1
DIR
SR
Translator
DAC
DAC
AGND
Automotive DMOS Microstepping Driver with Translator
SENSE 1
V
SENSE 2
V
REF
REF
Mixed Decay
Mixed Decay
PWM Latch
PWM Latch
Blanking
Blanking
Control
Logic
Functional Block Diagram
REF
Drive
Gate
www.allegromicro.com
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 (508) 853-5000
SHORT SENSE
OPEN SENSE
OVERTEMP
DMOS Full Bridge
DMOS Full Bridge
FF1
OVLO
UVLO
VREG
FF2
CP2
Regulator
Voltage
Charge
Pump
VDD
VCP
VBB
OUT1A/1B
OUT2A/2B
SENSE1
SENSE2
C
CP
CP1
PGND
VCP
VBB1
VBB2
OUT1A
OUT1B
SENSE1
OUT2A
OUT2B
SENSE2
R
S2
C
R
S2
S1
C
S1
C
CS
A3980
VBATT
2
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