參數(shù)資料
型號(hào): L9942
廠商: STMICROELECTRONICS
元件分類: 運(yùn)動(dòng)控制電子
英文描述: STEPPER MOTOR CONTROLLER, PDSO36
封裝: POWER, SO-36
文件頁(yè)數(shù): 12/21頁(yè)
文件大?。?/td> 161K
代理商: L9942
PIN DESCRIPTIONS
N.
Name
Function
1
PWGND
Power ground
2
OSCIN
XTAL oscillator input
3
OSCOUT
XTAL oscillator output
4 - 7
PA3 to PA0
Standard ST6-like CMOS I/O lines
8
BUSOUT
CAN output line. This output is connected to the CAN bus line interface.
9
BUSIN
CAN input line. This input is connected to the CAN bus line interface
13 - 15
22 - 24
PVS
Power supply for bridge
19 - 21
16 - 18
M1
M2
Half bridge 1, Half bridge 2 power outputs
25
VS
Power supply, connected to VBATT+ through reverse battery protection diode.
26
VCC
5V regulator output. Maximum external load supply current is 50mA
33 - 27
C0 to C6
Contact monitor inputs
34
RESET
Chip reset input/output, active low
35
TEST
Test mode input
36
GND
Digital ground
PWGND
OSCIN
OSCOUT
PA3
PVS
M2
M1
PVS
C0
RESET
TEST
GND
18
16
17
15
6
5
4
3
2
21
22
31
32
33
35
34
36
20
1
19
M2
M1
D97AT374
N.C.
VS
C6
VCC
9
8
7
28
29
30
BUSIN
C5
10
27
PA2
BUSOUT
PA0
C4
C1
C3
14
12
11
23
25
26
PA1
C2
13
24
PIN CONNECTION
L9942
2/21
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