tb62209f TOSHIBA Semiconductor CORPORATION, tb62209f Datasheet - Page 3

• Manufacturer Part Number: tb62209f
• Description: Stepping Motor Driver Ic Using Pwm Chopper Type
• Manufacturer: TOSHIBA Semiconductor CORPORATION

D MODE 1
D MODE 2
D MODE 3
STANDBY
CW/CCW
ENABLE
2. LOGIC UNIT A/B (C/D unit is the same as A/B unit)
RESET
CLK
Function
them to the subsequent stage. By switching the SETUP pin, the data in the mixed decay timing table
can be overwritten.
This circuit is used to input from the DATA pins micro-step current setting data and to transfer
Output
control
circuit
feedback
MDT 1
Current
circuit
Torque
× 2 bits
MDT 2
Micro-step decoder
Decay
× 2 bits
B unit side
Decay
Mixed
circuit
TORQUE 1
3
Micro-step
current data
× 4 bits
B unit side
DA circuit
TORQUE 2
DATA MODE
Phase
× 1 bit
B unit side
Output
control
circuit
Decay
× 2 bits
Phase
× 1 bit
A unit side
Micro-step
current data
× 4 bits
A unit side
A unit side
TB62209F
2001-09-05