![](/images/new-backgrounds/1179633/1796337x1.webp)
CARNET
Automotive LAN
CARNET is a LAN that uses the ARCNET token passing bus method.
It can achieve a high transmission speed of 7.5 Mbps.
Since noise can be minimized by installing
this LAN in vehicles, such installation has
very little impact on other devices. | TEL | CD, VICS |
| GPS | |
| Radio | Car navigation |
|
| |
|
| system |
Features
Hub function supporting connection of up to 8 nodes
Construction of LAN with high transmission speed of 7.5 Mbps yet ultra low noise possible
Twisted pair cables can be used
Easy to use due to compact size
LA2330W | CARNET/transceiver | Under development |
|
|
|
|
|
A 7.5 Mbps automotive LAN can be configured by combining the LA2330W with a protocol IC for CARNET (ARCNET controller TMC20040C Series).
Includes 8
Features
The audio equipment control bus block, CAN block bus output withstand voltage of 18 V
Vehicle signal detection block input withstand voltage of 18 V
Each block is independent (incl. power supply and GND line), and each is provided with a standby function.
Functions
Transceiver block for CARNET
(1)Transmitter (D/A converter
(2)Receiver (attenuator, receiving amplifier, noise elimination LPF (for reception signal), comparator (for waveform shaping)
Driver/receiver block for The audio equipment control bus
(1)Transmitter (output driver)
(2)Receiver (receiving amplifier, hysteresis comparator (for waveform shaping) Driver/receiver block for CAN
(1)Transmitter (LPF (for EMI prevention), output driver)
(2)Receiver (attenuator, comparator)
LA2333T | The audio equipment control bus |
|
|
Under development |
| ||
transceiver + comparator |
| ||
|
|
|
|
Features
The audio equipment control bus output withstand voltage of 18 V
Vehicle signal detection block input withstand voltage of 18V
Functions
Driver/receiver block for The audio equipment control bus
(1)Transmitter (output driver)
(2)Receiver (receiving amplifier, hysteresis comparator (for waveform shaping))
LA2351M Transceiver for CARNET
The LA2351M is a
Features
Support of either
If a
A
Functions
Transmitter (transmit) block
1)D/A converter
2)LPF (for EMI prevention)
3)Output driver
Receiver (receive) block
1)Receiving amplifier
2)Noise elimination LPF (for reception signal)
3)Comparator (for waveform shaping)
| 3 Car Audio | 4 Car Audio |
|
|
|