MLX81205_15 Datasheet, PDF (6/18 Pages) Melexis Microelectronic Systems – BLDC Motor Controller

MLX81205/07
3. Pin Description
Name Type
Function
MLX81205 MLX81207
VS
P
Battery Supply
X
X
RTG
O
3.3V External MOS Gate Control
X
X
VDDA
P
3.3V Supply
X
X
VDDD P
1.8V Regulator output
X
X
GNDD GND Digital ground
X
X
GNDCAP GND Digital ground
X
GNDDRV GND Driver ground
X
X
GNDA GND Analogue ground
X
X
LIN
HVIO Connection to LIN bus or PWM interface
X
X
IOHV
HVIO General purpose IO pin
X
X
TI0
I
Test input, debug interface
X
X
TI1
I
Test input, debug interface
X
X
TO
O
Test output, debug interface
X
X
OSC1
I
Quartz interface input
X
X
OSC2
O
Quartz interface output
X
X
IO1
LVIO General purpose IO pin (Low voltage 3.3V)
X
X
IO2
LVIO General purpose IO pin (Low voltage 3.3V)
X
X
IO3
LVIO General purpose IO pin (Low voltage 3.3V)
X
IO4
LVIO General purpose IO pin (Low voltage 3.3V)
X
IO5
LVIO General purpose IO pin (Low voltage 3.3V)
X
CLKO
HVO Switch able 250kHz clock output to VREF level
X
T
HVI Reference input to BEMF sensing blocks
X
X
VREF
P
Clamped 8V or 12V ref. voltage for bootstrap
X
X
CP2
HVIO High side bootstrap capacitor driver 2
X
X
HS2
HVIO N-FET high side gate driver 2
X
X
W
HVI Phase W input to HS2 buffer and BEMF sensing blocks
X
X
LS2
HVO N-FET low side gate driver 2
X
X
CP1
HVIO High side bootstrap capacitor driver 1
X
X
HS1
HVIO N-FET high side gate driver 1
X
X
V
HVI Phase V input to HS1 buffer and BEMF sensing blocks
X
X
LS1
HVO N-FET low side gate driver 1
X
X
CP0
HVIO High side bootstrap capacitor driver 0
X
X
HS0
HVIO N-FET high side gate driver 0
X
X
U
HVI Phase U input to HS0 buffer and BEMF sensing blocks
X
X
LS0
HVO N-FET low side gate driver 0
X
X
VBAT_S1 HVI VS high side input for current sensing
X
X
VBAT_S2 HVI VS low side input for current sensing
X
X
Pin count
32
37
Table 3 – Pin Description MLX81205 / MLX81207
390108120502
Rev. 4.7
Page 6 of 18
Product Abstract
11/2/2015