MB90945 Series
DS07-13741-3E
3
■ PRODUCT LINEUP
(Continued)
Part Number
Parameter
MB90947A
MB90F946A
MB90F947A, MB90F949A
MB90V390HB
CPU
F2MC-16LX CPU
System clock
On-chip PLL clock multiplier (
×1, ×2, ×3, ×4, ×6, 1/2 when PLL stops)
Minimum instruction execution time : 42 ns (4 MHz oscillation clock, PLL clock
multiplied by 6)
ROM
ROM memory
128 Kbytes
Boot-block
Flash memory
384 Kbytes
Boot-block
Flash memory
256 Kbytes: MB90F949A
128 Kbytes: MB90F947A
External
RAM
6 Kbytes
16 Kbytes
12 Kbytes: MB90F949A
6 Kbytes:
MB90F947A
30 Kbytes
Emulator-specific
power supply*1
Yes
Technology
0.35
m CMOS with
on-chip voltage
regulator for internal
power supply
0.35
m CMOS with on-chip voltage regulator
for internal power supply
+ Flash memory with
on-chip charge pump for programming voltage
0.35
m CMOS with
on-chip voltage
regulator for internal
power supply
Operating
voltage range
3.5 V to 5.5 V : other than conditions listed below
4.0 V to 5.5 V : when writing to Flash
4.5 V to 5.5 V : if A/D Converter is used
5 V
± 10%
Temperature range
40 °C to +105 °C
Package
QFP-100P
PGA-299C
UART
1 channel
2 channels
Full duplex double buffer
Supports asynchronous/synchronous (with start/stop bit) transfer
Baud rate : 4808/9615/10417/19230/38460/62500/500000 bps (asynchronous)
500 K/1 M/2 Mbps (synchronous) at System clock
= 20 MHz
UART
(LIN/SCI/SPI)
1 channel
2 channels
1 channel
2 channels
Serial I/O
1 channel
Transfer can be started from MSB or LSB
Supports internal clock synchronized transfer and external clock synchronized transfer
Supports positive-edge and negative-edge clock synchronization
Baud rate : 31.25 K/62.5 K/125 K/500 K/1 Mbps at System clock
= 20 MHz
I2C (400 Kbps)
1 channel