MCZ33811EG Freescale Semiconductor, MCZ33811EG Datasheet

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MCZ33811EG

Manufacturer Part Number
MCZ33811EG
Description
IC SOLENOID MON 5-CH 16-SOIC
Manufacturer
Freescale Semiconductor
Datasheet

Specifications of MCZ33811EG

Applications
Solenoid Monitor
Current - Supply
1mA
Voltage - Supply
7 V ~ 17 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.5mm Width)
Product
Current Monitors
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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Freescale Semiconductor
Advance Information
* This document contains certain information on a new product.
Specifications and information herein are subject to change without notice.
© Freescale Semiconductor, Inc., 2007. All rights reserved.
Solenoid Monitor Integrated
Circuit (IC)
proper electrical and mechanical solenoid operation. The IC contains
five solenoid driver voltage monitoring stages and a serial peripheral
interface (SPI) for fault communication and setup. The IC has the
ability to determine the correct movement of solenoid armatures by
analyzing the variation in the voltage profile, across the solenoid
driver MOSFET, which represents the actual solenoid current profile.
33811 ideal for powertrain solenoid monitoring applications.
Features
• Typical operating voltage range, 10.5 < VPWR < 15.5 volts
• Interfaces to 3.3 and 5 volt microprocessors via SPI protocol
• Reset pin to initialize all 5 fault outputs
• Internal voltage regulator
• Internal oscillator
• Unique solenoid current profile detection circuitry
• Pb-free packaging designated by suffix code EG
The 33811 is a 5 channel Solenoid Monitor IC that is used to verify
These features, along with cost effective packaging, make the
V
BAT
PORTS
MCU
SCLK
MOSI
MISO
P00
P01
P02
P03
P04
P05
CS
Figure 1. 33811 Simplified Application Diagram
VDD
SOLENOID DRIVER
VPWR
VDD
VSPI
SI
SCLK
CS
SO
RESET
IN1
IN2
IN3
IN4
IN5
33811
D_GND
A_GND
SOLM1
SOLM2
SOLM3
SOLM4
SOLM5
OUT1
OUT2
OUT3
OUT4
OUT5
MCZ33811EG/R2
Device
ORDERING INFORMATION
V
EG SUFFIX (PB_FREE)
V
V
V
V
SOLENOID MONITOR
BAT
BAT
BAT
BAT
BAT
98ASB42567B
16-PIN SOICW
-40°C to 125°C
33811
Document Number: MC33811
Temperature
Range (T
SOLENOIDS
A
)
Rev. 3, 8/2008
16 SOICW
Package

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MCZ33811EG Summary of contents

Page 1

... P04 P05 Figure 1. 33811 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., 2007. All rights reserved. Device MCZ33811EG/R2 33811 VPWR VDD VDD SOLM1 VSPI SOLM2 ...

Page 2

... Figure 2. 33811 Simplified Internal Block Diagram 33811 2 INTERNAL BLOCK DIAGRAM VPWR, VDD, 5.0 V Oscillator and Clock Generator Waveform Detection Waveform Detection Circuitry SPI Interface Waveform Detection Waveform Detection Waveform Detection SOLM1 Circuitry SOLM2 SOLM3 Circuitry SOLM4 Circuitry SOLM5 Circuitry Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 3

... SO Output 4 SI Input 5 CS Input 6 SCLK Input 7 RESET Input 8 VSPI Input 9 VPWR Power 10 SOLM5 Input 11 SOLM4 Input Analog Integrated Circuit Device Data Freescale Semiconductor PIN CONNECTIONS 16 1 VDD 2 15 D_GND SCLK 10 RESET VSPI Figure 3. 33811 Pin Connections Formal Name Digital Voltage Supply The VDD pin is the digital logic supply voltage used internally in the IC ...

Page 4

... MOSFET. No Connect This pin is not to be used and must be left open in any design. Analog Ground The Analog Ground is the return for the VDD and VPWR supply. page 11. Definition Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 5

... Temperature and Moisture Sensitivity Levels (MSL www.freescale.com, search by part number [e.g. remove prefixes/suffixes and enter the core ID to view all orderable parts. (i.e. MC33xxxD enter 33xxx), and review parametrics. Analog Integrated Circuit Device Data Freescale Semiconductor ELECTRICAL CHARACTERISTICS MAXIMUM RATINGS Symbol ...

Page 6

... V – 1.0 5.0 mA 1.0 5 0.5 1.0 mV 1.5 mV 1.5 3.0 4 -0.5 -1.0 mV -1.5 mV 3.0 – 5.5 V μA 250 400 700 – 0.3 V SPI SPI – 0 SPI 100 – 300 mV – – Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 7

... SOLM Solenoid Monitor Input Leakage Current (V = 64V) SOLM Analog Integrated Circuit Device Data Freescale Semiconductor STATIC ELECTRICAL CHARACTERISTICS ≤ 17V, - 40°C ≤ T ≤ 125°C, GND = 0V, unless otherwise noted. Typical PWR A = 25°C under nominal conditions, unless otherwise noted. A Symbol ...

Page 8

... SCLK signals suggested for design consideration to prevent the occurrence of double pulsing. Min Typ Max Unit μs 1.0 – – 100 – – – – – – ns – 5.0 – ns – 5.0 – ns – – – – 1.0 µ 200 200 400 600 µ µs Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 9

... V SCLK DD 0 SI(SU) SI(HOLD) 0 MSB IN 0 SO(EN) 0.7 V MSB OUT Analog Integrated Circuit Device Data Freescale Semiconductor TIMING DIAGRAMS MOSI SI MISO SO SCLK SCLK Parallel CS Ports SI SO SCLK CS Figure 4. SPI Timing Characteristics ELECTRICAL CHARACTERISTICS TIMING DIAGRAMS 33811 33811 t LAG t t VALID ...

Page 10

... Microcontroller Shift Register . CS Parallel Ports Figure 6. SPI Parallel Interface with Microprocessor 33811 MOSI SI 16-Bit Shift Register MISO SO SCLK Fault Bits CS shows the configurations. When using the 33811 MOSI SI MISO SO SCLK SCLK CS 33811 SI SO SCLK CS Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 11

... CHIP SELECT (CS) The system MCU selects the 33811 to receive communication using the chip select (CS) pin. With the CS in Analog Integrated Circuit Device Data Freescale Semiconductor FUNCTIONAL DESCRIPTION FUNCTIONAL PIN DESCRIPTION a logic low state, command words may be sent to the 33811 via the serial input (SI) pin, and status information is received by the MCU via the serial output (SO) pin ...

Page 12

... The IC has the ability to determine the correct movement of solenoid armatures by analyzing the variation in the voltage profile, across the solenoid driver MOSFET, which represents the actual solenoid current profile. Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 13

... The RESET pin is used to place the 33811 into the Reset Mode. Normally the RESET pin is held at logic 0 by the MCU. Analog Integrated Circuit Device Data Freescale Semiconductor OPERATIONAL MODES When the MCU raises the RESET pin to a logic 1, the 33811 enters the Reset Mode causing two events to occur: 1) The internal Solenoid SPI register bits are cleared to 0 ...

Page 14

... SPI register fault bit is cleared to a logic 0. The waveform detection logic is then reset back to a state where it look for the next solenoid activation event. Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 15

... Analog Integrated Circuit Device Data Freescale Semiconductor Figure 8. Valid Solenoid Waveform FUNCTIONAL DEVICE OPERATION OPERATIONAL MODES 33811 15 ...

Page 16

... PACKAGING PACKAGE DIMENSIONS For the most current package revision, visit www.freescale.com and perform a keyword search using the “98A” listed below. 33811 16 PACKAGING PACKAGE DIMENSIONS EG SUFFIX 16-PIN PLASTIC PACKAGE 98ASB42567B ISSUE F Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 17

... Added notes 7/2007 • Updates to form and style. 2.0 • Changed Part Number on page 1 from PCZ to MCZ. 8/2008 3 • Upgraded from Product Preview to Advance Information status. Analog Integrated Circuit Device Data Freescale Semiconductor REVISION HISTORY 5. (4) (5) and to Maximum Ratings REVISION HISTORY ...

Page 18

... Freescale Semiconductor product could create a situation where personal injury or death may occur. Should Buyer ...

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