MCZ33784EF Freescale Semiconductor, MCZ33784EF Datasheet - Page 15
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MCZ33784EF
Manufacturer Part Number
MCZ33784EF
Description
IC SENSOR DBUS DSI 2.02 16-SOIC
Manufacturer
Freescale Semiconductor
Type
Sensor Interfacer
Specifications of MCZ33784EF
Input Type
Analog
Output Type
Digital
Interface
Bus
Current - Supply
4mA
Mounting Type
Surface Mount
Package / Case
16-SOIC (3.9mm Width)
Sensing Axis
X, Y
Acceleration
250 g
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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
Analog Integrated Circuit Device Data
Freescale Semiconductor
DBUS messages are composed of individual words
10MHz Clock
Received Message
Bus Controller
From MASTER
Load Enable
10MHz Clock
Check
Data Clock
CRC
Figure 6. DBUS Slave Logic Block Diagram
Data Clock
Figure 7. Bus Traffic Example
Data
Latch
FORMAT CONTROL
Command Buffer
Response Shifter
CRC Generator
DBUS Registers
I/O CONTROL
REQ STATUS
REQ AN0
REQ AN1
REQ ID
CLEAR
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.
TEST
INIT
The example shows three commands separated by the
Figure
7.
DATA OUT [2:0]
I/O [2:0]
AD_SEL
AD_DATA [9:0]
TEST
FUNCTIONAL DEVICE OPERATION
OPERATIONAL MODES
SEL
I
Response
ON
33784
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