參數(shù)資料
型號: TB6608FNG
元件分類: 運(yùn)動控制電子
英文描述: STEPPER MOTOR CONTROLLER, 0.8 A, PDSO20
封裝: 0.225 INCH, 0.65 MM PITCH, PLASTIC, SSOP-20
文件頁數(shù): 23/30頁
文件大?。?/td> 356K
代理商: TB6608FNG
TB6608FNG
2007-12-17
3
Pin Function
Pin No.
Symbol
Functional Description
Remarks
1
VCC
Power supply pin for logic block
VCC (opr) = 2.7 to 5.5 V
2
STBY
Standby input
See the Input Signals and Operating Modes table.
3
OSC
Connection pin for an external capacitor
used for internal oscillation
4
M1
Excitation mode setting input 1
See the Excitation Mode Settings table.
5
M2
Excitation mode setting input 2
See the Excitation Mode Settings table.
6
VM
Power supply pin for output
VM (opr) = 2.5 to 13.5 V
7
CW/CCW
Rotation direction select input
See the Input Signals and Operating Modes table.
8
BO2
B-phase output 2
Connect BO2 to a motor coil pin.
9
RFB
Connection pin for a B-phase output
current detection resistor
10
BO1
B-phase output 1
Connect BO1 to a motor coil pin.
11
AO2
A-phase output 2
Connect AO2 to a motor coil pin.
12
RFA
Connection pin for an A-phase output
current detection resistor
13
AO1
A-phase output 1
Connect AO1 to a motor coil pin.
14
RESET
Reset input
See the Input Signal and Operating Modes table.
15
GND
Ground
16
MO
Monitor output
Initial state: MO
= Low (open drain, pulled up by an
external resistor)
17
TQ
Vref setting input
See the Vref Voltage Setting table.
18
DCY
Decay setting input
See the Fast-Decay Time Inserted During the Current
Decay Period table.
19
ENABLE
Enable input
See the Input Signal and Operating Modes table.
20
CK
Clock input
Pin Assignment
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
VCC
STBY
OSC
M1
M2
VM
CW/CCW
BO2
BO1
RFB
CK
ENABLE
DCY
TQ
MO
GND
RESET
AO1
RFA
AO2
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