33899 Datasheet, PDF (2/26 Pages) Freescale Semiconductor, Inc – Programmable H-Bridge Power IC

INTERNAL BLOCK DIAGRAM
CRES
VCC
VCCL
CSNS
LSCMP
FWD
REV
PWM
EN1
EN2
VDDQ
SCLK
CS
DI
DO
INTERNAL BLOCK DIAGRAM
VIGNP
Charge
Pump
To Gate
Drives
M1
M3
+3.3V
S1
Internal
Current
Regulator
Sense,
Limitation,
and Mirror
M2
M4
Gate
Drives
S0
PWM
Override
REDIS
Direction
and PWM
Control
Baseline
Slew Rate
RS
Set
Command, Fault, and
Temperature Register
Temperature
Sense and
Shutdown
GND
Figure 2. 33899 Simplified Internal Block Diagram
33899
2
Analog Integrated Circuit Device Data
Freescale Semiconductor