MCZ33784EF/R2- FREESCALE [Freescale Semiconductor, Inc], MCZ33784EF/R2- Datasheet
MCZ33784EF/R2-
Related parts for MCZ33784EF/R2-
MCZ33784EF/R2- Summary of contents
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... CC ACCELEROMETER Figure 1. 33784 Simplified Application Diagram * This document contains certain information on a new product. Specifications and information herein are subject to change without notice. © Freescale Semiconductor, Inc., 2008 - 2009. All rights reserved. Device MCZ33784EF/R2 33784 REGOUT BUSOUT RTNIN RTNOUT AGND BUSIN ...
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INTERNAL BLOCK DIAGRAM BUSIN Receiver Data Frame Bandgap Reference Oscillator 10MHz DataOut <2.0> I/O Buffers DataOut <0> I/O0 DataOut <1> I/O1 DataOut <2> I/O2 TEST1 TEST2 RTNIN Figure 2. 33784 Simplified Internal Block Diagram 33784 2 INTERNAL BLOCK DIAGRAM Rectifier ...
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Table 1. 33784 Pin Definitions A functional description of each pin can be found in the Functional Pin Description section beginning on Pin Pin Number Pin Name Function 1 REGOUT Output 2 TEST2 Test 3 I/O0 Input/Output 4 I/O1 5 ...
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ELECTRICAL CHARACTERISTICS MAXIMUM RATINGS Table 2. Maximum Ratings All voltages are with respect to Analog Ground (AGND) unless otherwise noted. Exceeding these ratings may cause a malfunction or permanent damage to the device. Ratings ELECTRICAL RATINGS I /O0, I/O1, I/O2, ...
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STATIC ELECTRICAL CHARACTERISTICS Table 3. Static Electrical Characteristics Characteristics noted under conditions -0.3V ≤ V RTNIN=AGND = 0V, unless otherwise noted. Typical values noted reflect the approximate parameter means at T nominal conditions, unless otherwise noted. Characteristic Internal Quiescent Current ...
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ELECTRICAL CHARACTERISTICS STATIC ELECTRICAL CHARACTERISTICS Table 3. Static Electrical Characteristics (continued) Characteristics noted under conditions -0.3V ≤ V RTNIN=AGND = 0V, unless otherwise noted. Typical values noted reflect the approximate parameter means at T nominal conditions, unless otherwise noted. Characteristic ...
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Table 3. Static Electrical Characteristics (continued) Characteristics noted under conditions -0.3V ≤ V RTNIN=AGND = 0V, unless otherwise noted. Typical values noted reflect the approximate parameter means at T nominal conditions, unless otherwise noted. Characteristic (8) Absolute Error 0.5V < ...
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ELECTRICAL CHARACTERISTICS DYNAMIC ELECTRICAL CHARACTERISTICS DYNAMIC ELECTRICAL CHARACTERISTICS Table 4. Dynamic Electrical Characteristics Characteristics noted under conditions -0.3V ≤ V AGND = 0V, unless otherwise noted. Typical values noted reflect the approximate parameter means at T conditions, unless otherwise noted. ...
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Frame Threshold BUSIN Closed BUS Switches Open Internal Reset RESPONSE CURRENT BUSIN 3.0V Analog Integrated Circuit Device Data Freescale Semiconductor TIMING DIAGRAMS End of Initialization Command t BS Figure 4. Bus Switch and Reset Timing 9.0mA 7.0mA 1.0mA t ITR_R ...
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FUNCTIONAL DESCRIPTION INTRODUCTION The 33784 is designed to be used with a sensor at a location remote from a centralized MCU. This device provides power, measurement, and communications between the remote sensor and the centralized MCU over a DSI 2.02 ...
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FUNCTIONAL INTERNAL BLOCK DESCRIPTION MC33784 - Functional Diagram Supply Voltage Sensing & Control Analog to Digital Converter Supply Voltage SUPPLY VOLTAGE RECTIFIER There is an on-chip rectifier, which allows power and communications to be delivered to the 33784 over the ...
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FUNCTIONAL DESCRIPTION FUNCTIONAL INTERNAL BLOCK DESCRIPTION voltage rises above the signal threshold, the counter measures the time the bus is above the signal threshold. When the bus voltage falls below the signal threshold again, the first bit is finished and ...
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BUS SWITCHES A high side bus switch lies between BUSIN and BUSOUT and a low side bus switch lies between RTNIN and RTNOUT. These switches can be opened or closed via commands on the bus. The bus switch facilitates the ...
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FUNCTIONAL DEVICE OPERATION OPERATIONAL MODES FUNCTIONAL DEVICE OPERATION INPUT / OUTPUT PINS There are three I/O pins on the 33784 that can serve as either logic inputs or logic outputs. At power-up or after a Clear Command, the pins default ...
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Received Message From MASTER Bus Controller 10MHz Clock Load Enable 10MHz Clock COMMUNICATION FORMAT DBUS messages are composed of individual words separated by a frame delay. Transfers are full duplex. Command messages from the master occur at the same time ...
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FUNCTIONAL DEVICE OPERATION OPERATIONAL MODES In case there is a bus error (due to induced noise or a bus fault), both the master and slave devices will likely read bad data. The slave reacts to bad data by not sending ...
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When an enhanced long word or short word is sent on the bus, the 33784 will calculate a CRC as each bit is received. The CRC is calculated using the polynomial and seed that have been programmed into the IC ...
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FUNCTIONAL DEVICE OPERATION LOGIC COMMANDS AND REGISTERS Normally enhanced long responses will be sent for enhanced long commands, and enhanced short responses will be sent for enhanced short commands of the same length enhanced long word is sent ...
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The response is sent during the next message following a valid Request Status command to the addressed device. Because this is a long-word only command, there is no short- word response. Data – – – – – – ...
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FUNCTIONAL DEVICE OPERATION LOGIC COMMANDS AND REGISTERS Frame Threshold BUSIN Enabled ADC Disabled Enable Sampling ADC Not Sampling Sampling ADC Conversion Completed Figure 11. Approximate ADC Conversion Timing Data – – – – – – ...
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Data – – – – – – Legend A [3:0] = Address bits. The address of the selected device. An address value of 0000 is ignored by all devices. “–” = Don’t care bit. ...
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FUNCTIONAL DEVICE OPERATION LOGIC COMMANDS AND REGISTERS Data – – DR2 Legend A [3:0] = Address bits. DR [2: direction bits Output. All bits are ...
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CLEAR COMMAND AND RESPONSE This command will open the bus switch and reset all registers to the reset state. The command format is found in Figure 16. No response is generated for the clear command. Data – – – – ...
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FUNCTIONAL DEVICE OPERATION LOGIC COMMANDS AND REGISTERS Data R/W ADD ADD ADD Data Data Legend A [3:0] = Address bits. The address of the selected device. R/W = Controls ...
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COMMAND SUMMARY Refer to Table 10 for a summary of the commands available in the 33784. The responses to these commands Table 10. Command Summary Command Names Hex Description D7 D6 Initialization 0 – BSH Request Status 1 – – ...
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FUNCTIONAL DEVICE OPERATION LOGIC COMMANDS AND REGISTERS Table 11. Long Word Response Summary Command Name Hex Description D15 D14 D13 D12 D11 D10 Initialization Request Status Request AN0 ...
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Table 12. Enhanced Short-Word Response Summary Command Names Hex Description Initialization 0 Request Status 1 Request AN0 Control 3 Request ID Information 4 Request AN1 5 B9 Reserved 6 Clear 7 Reserved 8 Reserved 9 Format ...
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PACKAGING PACKAGE DIMENSIONS For the most current package revision, visit www.freescale.com and perform a keyword search using the “98A” listed below. 33784 28 PACKAGING PACKAGE DIMENSIONS EF SUFFIX (PB-FREE) 98ASB42566B ISSUE M Analog Integrated Circuit Device Data Freescale Semiconductor ...
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... REVISION DATE DESCRIPTION OF CHANGES • Initial Release 3/2008 1.0 • Added RoHS logo to page 1, provided 7/2008 2.0 • Changed Part Number from PCZ33784EF/R2 to MCZ33784EF/R2 on page 1. 11/2009 3.0 Analog Integrated Circuit Device Data Freescale Semiconductor REVISION HISTORY temperature parameters, page 8 t RSP_R REVISION HISTORY 33784 ...
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How to Reach Us: Home Page: www.freescale.com Web Support: http://www.freescale.com/support USA/Europe or Locations Not Listed: Freescale Semiconductor, Inc. Technical Information Center, EL516 2100 East Elliot Road Tempe, Arizona 85284 1-800-521-6274 or +1-480-768-2130 www.freescale.com/support Europe, Middle East, and Africa: Freescale Halbleiter ...