MC33912_10 Datasheet, PDF (93/94 Pages) Freescale Semiconductor, Inc – LIN System Basis Chip with DC Motor Pre-driver and Current Sense

MC33912BAC / MC34912BAC
REVISION HISTORY
REVISION HISTORY
Revision Date
1.0
5/2007
2.0
9/2007
3.0
9/2007
4.0
2/2008
5.0
10/2008
6.0
2/2009
7.0
3/2009
8.0
3/2010
Description of Changes
• Initial Release
• Several textual corrections
• Page 11: “Analog Output offset Ratio” (LXDS=1) changed to “Analog Output offset” +/-22mV
• Page 11: VSENSE Input Divider Ratio adjusted to 5,0/5,25/5,5
• Page 12: Common mode input impedance corrected to 75kΩ
• Page 13/15: LIN PHYSICAL LAYER parameters adjusted to final LIN specification release
• Revision number incremented at engineering request.
• Changed Functional Block Diagram on page 24.
• This Data Sheet and previous versions cover Part Numbers MC33912BAC and MC34912BAC. Future
revisions do not cover these Part Numbers.
• Datasheet updated according to the Pass1.2 silicon version electrical parameters
• Add Maximum Rating on I_{BUS_NO_GND} parameter
• Added L1, L2, L3, and L4, Temperature Sense Analog Output Voltage per characterization⁽³⁹⁾, Internal Chip
Temperature Sense Gain per characterization at 3 temperatures⁽³⁹⁾ See Figure 16, Temperature Sense Gain,
VSENSE Input Divider Ratio (RATIOVSENSE=VSENSE/VADOUT0) per characterization⁽⁴⁰⁾, and VSENSE
Output Related Offset per characterization⁽⁴⁰⁾ parameters
• Added Temperature Sense Gain section
• Minor corrections to ESD Capability, ⁽¹⁸⁾, Cyclic Sense ON Time from Stop and Sleep mode⁽⁵⁰⁾, Lin Bus Pin
(LIN), Serial Data Clock Pin (SCLK), Master Out Slave In Pin (MOSI), Master In Slave Out Pin (MISO), Low
Side Pins (LS1 and LS2), Digital/analog Pins (L1, L2, L3 and L4), Normal Request Mode, Sleep Mode, LIN
Over-temperature Shutdown / TXD Stuck At Dominant / RXD Short-circuit:, Fault Detection Management
Conditions, Lin Physical Layer, LIN Interface, Over-temperature Shutdown (LIN Interrupt), LIN Receiver
Operation Only, SPI Protocol, Lx - Wake-up input x, LIN Control Register - LINCR, and RXSHORT - RXD Pin
Short-circuit
• This data sheet does not contain electrical parameters for MC33912BAC and MC34912BAC (see revision
4.0).
• Updated Freescale form and style
• Added explanation for pins Not Connected (NC).
• This data sheet does not contain electrical parameters for MC33912BAC and MC34912BAC (see revision
4.0).
• Changed VBAT_SHIFT and GND_SHIFT maximum from 10% to 11.5% for both parameters on page 14.
• This data sheet does not contain electrical parameters for MC33912BAC and MC34912BAC (see revision
4.0).
• Combined Complete Data sheet for Part Numbers MC33912BAC and MC34912BAC to the back of this data
sheet.
• Changed ESD Voltage for Machine Model from ±200 to ±150
Analog Integrated Circuit Device Data
Freescale Semiconductor
33912
93