![](http://datasheet.mmic.net.cn/330000/MB90F549_datasheet_16437915/MB90F549_5.png)
MB90540/545 Series
5
(Continued)
*: Varies with conditions such as operating frequency. (See section “
I
Electrical Characteristics”.)
Features
MB90F543
MB90F549
MB90V540
CAN Interface
Number of channels: 2(MB90540 series), 1(MB90545 series)
Conforms to CAN Specification Version 2.0 Part A and B
Automatic re-transmission in case of error
Automatic transmission responding to Remote Frame
Prioritized 16 message buffers for data and ID’s
Supports multiple messages
Flexible configuration of acceptance filtering:
Full bit compare / Full bit mask / Two partial bit masks
Supports up to 1 Mbps
External interrupt cir-
cuit
Number of inputs: 8
Started by a rising edge, a falling edge, an “H” level input, or an “L” level input.
Extended I/O serial
interface
Clock synchronized transmission (31.25 K / 62.5 K /125 K / 500 K / 1 Mbps at machine
clock frequency of 16 MHz)
LSB first / MSB first
Watchdog timer
Reset generation interval: 3.58 ms, 14.33 ms, 57.23 ms, 458.75 ms
(at oscillation of 4 MHz, minimum value)
Flash Memory
Supports automatic programming, Embedded Algorithm
TM
and
Write/Erase/Erase-Suspend/Resume commands
A flag indicating completion of the algorithm
Hard-wired reset vector available in order to point to a fixed boot sector in Flash Memory
Boot block configuration
Erase can be performed on each block
Block protection with external programming voltage
Flash Writer from Minato Electronics Inc.
Low-power consump-
tion (stand-by) mode
Sleep/ stop/ CPU intermittent operation/ clock timer/ hardware stand-by
Process
CMOS
Power supply voltage
for operation
5 V
±
10
%
Package
QFP-100
PGA-256