MC33793DR2 Freescale Semiconductor, MC33793DR2 Datasheet - Page 22

• Manufacturer Part Number: MC33793DR2
• Description: IC DSI SLAVE FOR R-SENSE 16-SOIC
• Manufacturer: Freescale Semiconductor
• Type: Distributed Systems Interfacer

Specifications of MC33793DR2

• Input Type: Logic
• Output Type: Logic
• Interface: 2 Line, I²C (CLK, Address/Data)
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Supply: -
• Lead Free Status / Rohs Status: Not Compliant
• Other names: MC33793DR2TR

COMMUNICATION FORMAT
separated by a frame delay. Transfers are full duplex.
Command messages from the master occur at the same time
as responses from the slaves. Slave responses to commands
occur during the next command message. This allows slaves
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33793
TYPICAL APPLICATIONS
Slave
Master
DSI messages are composed of individual words
BUSIN
IO0
IO1
IO2
IO3
Bandgap
Reference
Forward Receiver
I/O Buffers
DataOut <0>
DataOut <1>
DataOut <2>
DataOut <3>
I/O<3:0>
DataOut <3:0>
Frame
Data
Oscillator
4.0 MHz
TYPICAL APPLICATIONS
Received
Message
from MCU
Figure 6. Bus Traffic Example
0 – 35 V Bi-Directional
Response Generation
I/O0
I/O1
I/O2
I/O3
Command Decode
Bus Switch
State Machine
MUX
4:1
Logic
Bus Return
SEL
Response
Current
0 –11 mA
7.0 mA/μS
time to decode the command, retrieve the information and
prepare to send it to the master. A bus traffic example is
shown in
minimum frame delay followed by a command after a longer
delay.
Address A<3:0>
The example shows three commands separated by the
4 Bits NVM
8 Bits
ADC
Rectifiers
Figure
4
6.
Data
Frame
Undervoltage
Supply Comparators
5.0 V Regulator
Analog Integrated Circuit Device Data
BG Reference
Detector
Bias Currents
Management
Reverse Receiver
Power
POR
Bandgap
Reference
Freescale Semiconductor
BG
Logic Out
High Current
Buffer
H_CAP
LOGOUT
BUSRTN
GND
BUSOUT
REGOUT
4.7 μF
Typical
1.0 μF