BTS5481SF Infineon Technologies, BTS5481SF Datasheet - Page 47

• Manufacturer Part Number: BTS5481SF
• Manufacturer: Infineon Technologies

Specifications of BTS5481SF

• Packages: PG-DSO-36
• Channels: 4.0
• Channel Mix: 2*4,5mohm+2*11mohm
• Led Mode: Yes
• Cranking Mode: No
• Pwm Engine Integrated: No

9.5
SI
SI
SI
SI
SI
SO
SO
SO
1) The SO pin shows this information between CS hi -> lo and first SCLK lo -> hi transition.
Note: Reading a register needs two SPI frames. In the first frame the RD command is sent. In the second frame
Field
W/R
RB
TER
ADDR
DATA
ERRn
n = 3 to 0
SBM
Data Sheet
the output at SPI signal SO will contain the requested information. A new command can be executed in the
second frame. The standard diagnosis can be accessed either by sending the standard diagnosis read
command or it is transmitted after each write command.
CS
TER
TER
TER
1)
SPI Protocol 8 Bit
Bits
7
6
CS
6:5
4:0
n
5
Write OUTL, OUTH and KILIS Register
Read OUTL, OUTH and KILIS Register
Write Configuration and Control Registers
Read Configuration and Control Registers
Read Standard Diagnosis
Standard Diagnosis
Second Frame of Read Command
7
1
0
1
0
0
0
1
1
Type
w
r
r
rw
rw
r
r
LHI
1
6
0
0
1
1
x
0
Description
0
1
Register Bank
0
1
Transmission Error
0
1
Address
Pointer to register for read and write command
Data
Data written to or read from register selected by address ADDR
Diagnosis of Channel n
0
1
Switch Bypass Monitor
0
1
OUT5
SBM
Read
Write
Read / write to OUTL, OUTH and KILIS register
Read / write to the other register
Previous transmission was successful (modulo 8 clocks received)
Previous transmission failed or first transmission after reset
No failure
Over temperature, over current, over load or short circuit for
channel 0 to 3
V
V
5
x
DS
DS
<
>
ADDR
ADDR
ADDR
ADDR
ADDR
V
V
DS(SB)
DS(SB)
47
OUT4
4
x
x
2)
1)
ERR3
OUT3
3
x
x
x
Serial Peripheral Interface (SPI)
ERR2
OUT2
2
x
x
x
DATA
DATA
DATA
SPOC - BTS5481SF
Rev. 1.0, 2011-11-17
ERR1
OUT1
1
x
x
x
ERR0
OUT0
0
0
0
1