908E625 Datasheet, PDF (4/48 Pages) Freescale Semiconductor, Inc – Integrated Quad Half H-Bridge with Power Supply, Embedded MCU, and LIN Serial Communication

TERMINAL CONNECTIONS
Table 1. 908E625 Terminal Definitions (continued)
A functional description of each terminal can be found in the Functional Terminal Description section beginning on page 15.
Terminal
Function
Terminal
Terminal Name
Formal Name
Definition
MCU
42
PTE1/ RXD
Port E I/O
This terminal is a special-function, bidirectional I/O port terminal
that can is shared with other functional modules in the MCU.
MCU
43
48
VREFL
VREFH
ADC References
These terminals are the reference voltage terminals for the
analog-to-digital converter (ADC).
MCU
44
47
VSSA
VDDA
ADC Supply Terminals These terminals are the power supply terminals for the analog-
to-digital converter.
MCU
45
46
EVSS
EVDD
MCU Power Supply These terminals are the ground and power supply terminals,
Terminals
respectively. The MCU operates from a single power supply.
MCU
49
50
52
53
54
MCU
51
PTA4/KBD4
PTA3/KBD3
PTA2/KBD2
PTA1/KBD1
PTA0/KBD0
FLSVPP
Port A I/Os
These terminals are special-function, bidirectional I/O port
terminals that are shared with other functional modules in the
MCU.
Test Terminal
For test purposes only. Do not connect in the application.
Analog
15
FGEN
Current Limitation This is the input terminal for the half-bridge current limitation
Frequency Input and the high-side inrush current limiter PWM frequency.
Analog
16
BEMF
Back Electromagnetic This terminal gives the user information about back
Force Output
electromagnetic force (BEMF).
Analog
17
RST_A
Internal Reset
This terminal is the bidirectional reset terminal of the analog die.
Analog
18
IRQ_A
Internal Interrupt
Output
This terminal is the interrupt output terminal of the analog die
indicating errors or wake-up events.
Analog
19
Analog
20
SS
Slave Select
This terminal is the SPI slave select terminal for the analog chip.
LIN
LIN Bus
This terminal represents the single-wire bus transmitter and
receiver.
Analog
23
26
29
32
HB1
Half-Bridge Outputs This device includes power MOSFETs configured as four half-
HB2
bridge driver outputs. These outputs may be configured for step
HB3
motor drivers, DC motor drivers, or as high-side and low-side
HB4
switches.
Analog
24
27
31
Analog
25
30
Analog
28
Analog
34
VSUP1
VSUP2
VSUP3
GND1
GND2
HS
HVDD
Power Supply
Terminals
These terminals are device power supply terminals.
Power Ground
Terminals
These terminals are device power ground connections.
High-Side Output This output terminal is a low R_DS(ON) high-side switch.
Switchable V_DD Output This terminal is a switchable V_DD output for driving resistive
loads requiring a regulated 5.0 V supply; e.g., 3-terminal Hall-
effect sensors.
Analog
35
36
37
Analog
38
H3
H2
H1
VDD
Hall-Effect Sensor These terminals provide inputs for Hall-effect sensors and
Inputs
switches.
Voltage Regulator The +5.0 V voltage regulator output terminal is intended to
Output
supply the embedded microcontroller.
Analog
39
PA1
Analog Input
This terminal is an analog input port with selectable source
values.
Analog
40
VSS
Voltage Regulator Ground terminal for the connection of all non-power ground
Ground
connections (microcontroller and sensors).
908E625
4
Analog Integrated Circuit Device Data
Freescale Semiconductor