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33813 データシート(PDF) 5 Page - Freescale Semiconductor, Inc

部品番号 33813
部品情報  One Cylinder Small Engine Control IC
PDF  54 Pages
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メーカー  FREESCALE [Freescale Semiconductor, Inc]
ホームページ  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

33813 データシート(HTML) 5 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
Freescale Semiconductor
5
33813
3
Pin Connections
3.1
Pinout Diagram
Figure 3. 33813 Pin Connections
3.2
Pin Definitions
Table 2. 33813 Pin Definitions
A functional description of each pin can be found in the Functional Pin Description section beginning on page 24.
Pin
Pin Name
Pin
Function
Formal Name
Description
1
O2HFB
Input
O2 Sensor Heater
Feedback Input
Voltage feedback from drain of O2 Sensor Heater driver FET
2
O2HOUT
Output
O2 Sensor Heater
Output
Pre-driver output for O2 Sensor Heater driven by SPI input or O2HIN pin
3
IGNSENSP
Input
Ignition Current
Sense Input Positive
Positive input to the ignition current sense differential amplifier
Used to measure current in IGBT emitter resistor for IGNOUT1 and
IGNOUT2, if used.
4
IGNSENSN
Input
Ignition Current
Sense Input Negative
Negative input to the ignition current sense differential amplifier
Used to measure current in IGBT emitter resistor for IGNOUT1 and
IGNOUT2, if used.
5
O2HSENSN
Input
O2 Heater Current
Sense Input Negative
Negative input to the O2 heater current sense differential amplifier
Used to measure current in of O2 heater driver MOSFET source resistor, if
used.
O2HFB
O2HOUT
IGNSENSP
IGNSENSN
OH2SENSN
VRSP
VRSN
CSB
VPWR
SCLK
NC
TACHOUT
MRX
MTX
BATSW
INJIN1
NC
IGNIN1
O2HIN
RIN2
RIN1
OH2SENSP
VRSOUT
NC
1
2
3
4
5
6
7
8
9
10
11
12
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25
26
27
28
29
30
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