A3984 查看數據表（PDF） - Allegro MicroSystems
零件编号
产品描述 (功能)
生产厂家
A3984 Datasheet PDF : 12 Pages
| |||
A3984
DMOS Microstepping Driver with Translator
Pin List Table
Name
Description
Number
CP1
Charge pump capacitor 1
1
CP2
Charge pump capacitor 2
2
VCP
Reservoir capacitor
3
VREG
Regulator decoupling
4
MS1
Logic input
5
MS2
Logic input
6
RESET Logic input
7
ROSC
Timing set
8
SLEEP Logic input
9
VDD
Logic supply
10
STEP
Logic input
11
REF
Current trip reference voltage input
12
GND
Ground*
13
DIR
Logic input
14
OUT1B DMOS Full Bridge 1 Output B
15
VBB1
Load supply
16
SENSE1 Sense resistor for Bridge 1
17
OUT1A DMOS Full Bridge 1 Output A
18
OUT2A DMOS Full Bridge 2 Output A
19
SENSE2 Sense resistor for Bridge 2
20
VBB2
Load supply
21
OUT2B DMOS Full Bridge 2 Output B
22
ENABLE Logic input
23
GND
Ground*
24
*The two GND pins must be tied together externally by connecting
to the exposed pad ground plane under the device.
Allegro MicroSystems, Inc.
11
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Share Link: 