NJU7384 Ver la hoja de datos (PDF) - Japan Radio Corporation
Número de pieza
componentes Descripción
Fabricante
NJU7384 Datasheet PDF : 10 Pages
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NJU7384
s PIN FUNCTION
1
32
1. NC
32. VMM1
2
31
2. NC
31. VMM1
3
30
3. NC
30. OUTA1
4
5
29
28
4. VDD
29. OUTA1
6
27
5. NC
28. OUTA2
7
26
6. STEP
27. OUTA2
8
25
7. DIR
26. PGND1
9
10
24
23
8. HSM
25. PGND1
11
22
9. RESET
24. PGND2
12
21
10. ENABLE
23. PGND2
13
20
11. TSD ALARM 22. OUTB2
14
15
19
18
12. NC
21. OUTB2
16
17
13. GND
20. OUTB1
14. NC
19. OUTB1
15. NC
18. VMM2
16. NC
17. VMM2
s PIN DESCRIPTION
PIN No. SYMBOL
1,2,3
NC
4
VDD
5
NC
6
STEP
7
DIR
8
HSM
9
RESET
10
ENABLE
11
12
13
14,15,16
17,18
19,20
21,22
23,24
25,26
27,28
29,30
31,32
TSD
ALARM
NC
GND
NC
VMM2
OUTB1
OUTB2
PGND2
PGND1
OUTA2
OUTA1
VMM1
FUNCTION
Non connection pins
Logic Power-Supply input pin
Non connection pin
Pulse signal input pin for motor
rotation control pin
Forward / Reverse rotation control
Full / Half step mode control pin
Phase initialize signal input pin
Output signal all off control signal
input pin
TSD alarm output pin
NOTE
-
-
-
1 pulse input ⇒ 1 clock motion
“H”= Forward (CW), ”L”= Reverse (CCW)
“H”= Full step, ”L”= Half step
“H”= Normal operation,
”L”= Phase initialize
“H”= Normal operation,
”L”= Output all off
TSD operating =”L” signal output
Non connection pins
Logic ground (GND) pin
Non connection pins
H bridge power-supply pins
Output pin B1
Output pin B2
H bridge ground (GND) pin
H bridge ground (GND) pin
Output pin A2
Output pin A1
H bridge power-supply pins
-
-
-
Connect to motor power-supply
-
-
-
-
-
-
Connect to motor power-supply
* Short all logic ground terminals and the H bridge ground terminal externally.
* Short all H bridge power supply voltage terminals externally.
* Fix the potential of unused logic input terminals externally.
-2-
Ver.2007-08-20
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