MC33399 Motorola, MC33399 Datasheet
MC33399
Available stocks
Related parts for MC33399
MC33399 Summary of contents
Page 1
... Semiconductor Technical Data Advance Information Automotive “Local Interconnect Network” Physical Interface The MC33399 is a Physical Layer component dedicated to automotive sub bus applications. The device is compliant to LIN specification. Its main features are: • Speed Communication from 1 to 20Kb/s • Nominal Operation from VSUP 8 to 18V DC • ...
Page 2
... Low Level Voltage Output High Level Voltage Output Tx input pin (logic) Low Level Voltage Input High Level Voltage Input Input Threshold Hysteresis For More Information On This Product, Automotive “Local Interconnect Network” Physical Interface 2 MC33399 Symbol Min VSUP VSUP Vwake -18V Vlog - 0.3 ...
Page 3
... A diode structure is inserted with the pull resistor to avoid parasitic current path from LIN to Vsup 2. When VSUP is greater than 18V, the wake up thresholds remain identical to the wake up thresholds at 18V For More Information On This Product, Automotive “Local Interconnect Network” Physical Interface MC33399 7 18V, and T -40 ...
Page 4
... Vsup 0.9Vsup TtxLinL LIN 0.4Vsup dominant state Rx TLinRxL recessive state Vsup LIN INH For More Information On This Product, Automotive “Local Interconnect Network” Physical Interface 4 MC33399 7 18V, and T -40 150 C FROM TO FROM TO UNLESS OTHERWISE NOTED J Characteristics Symbol Min Typ Tfall ...
Page 5
... LIN bus pin, which create 100mV drop voltage from the 1 kohms LIN bus pull up resistor), for dominant state the pull up resistor should be always active. Gnd shift: the MC33399 handle ground shift for Vsup>9V. Below 9V Vsup, ground shift can reduce Vsup value below the minimum Vsup operation of 7V. ...
Page 6
... Communication: ON For More Information On This Product, Automotive “Local Interconnect Network” Physical Interface 6 MC33399 Sleep Mode In this mode the transmission path is disabled and the device is in low power mode. Supply current from Vsup is 20uA typical. Wake-up can occur from LIN bus activity, from node internal wake-up through the EN pin and from Wake input pin ...
Page 7
... Low or floating Bus Wake-up filtering time (TprogWL) Voltage Regulator Off state Regulator wake-up time delay EN Node In sleep state MCU start up time delay Automotive “Local Interconnect Network” Physical Interface MC33399 Regulator) Slave node Vreg 12V Inh Wake 5V Wake up INH V-Reg Ctrl ...
Page 8
... LIN bus Inh (prev. Wake-Up) Wake-up filtering time (TprogWL) Voltage reg On state EN state MCU in stop mode I/O(2) IRQ For More Information On This Product, Automotive “Local Interconnect Network” Physical Interface 8 MC33399 Slave node Vreg 12V 5V Wake 5V Wake up INH V-Reg Ctrl Vdd EN IRQ ...
Page 9
... Motorola, Inc. Motorola, Inc. is JAPAN: Motorola Japan Ltd.; SPS, Technical Information Center, 3-20-1, Minami-Azabu, Minato-ku, Tokyo 106-8573 Japan. 81-3-344-3569 ASIA / PACIFIC: Motorola Semiconductors H.K. Ltd.; Silicon Harbour Centre, 2, Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong. 852-26668334 Go to: www.freescale.com MC33399/D ...