M30803FGFP#D5 Renesas Electronics America, M30803FGFP#D5 Datasheet - Page 50
M30803FGFP#D5
Manufacturer Part Number
M30803FGFP#D5
Description
MCU 3/5V 256K 100-QFP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/80r
Datasheet
1.M30803FGGPU3.pdf
(360 pages)
Specifications of M30803FGFP#D5
Core Processor
M16C/80
Core Size
16-Bit
Speed
20MHz
Connectivity
SIO, UART/USART
Peripherals
DMA, PWM, WDT
Number Of I /o
85
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
20K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 10x10b, D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
100-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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M
R
R
e
E
1
v
J
Figure 7.4 Example of RD signal extended by RDY signal
6
1 .
0
C
9
0 .
8 /
B
0
0
0
1
A
G
Separate bus (2 wait)
Multiplexed bus (2 wait)
8
u
7
o r
BCLK
RD
CS
(i=0 to 3)
RDY
BCLK
RD
CS
(i=0 to 3)
RDY
. g
0 -
u
RDY signal received timing for i wait(s): i + 1 cycles
(i = 1 to 3)
1
Note: Chip select may get longer by a state of CPU such as an instruction queue buffer.
0
i
i
p
0
, 2
(Note)
(Note)
0
2
: Wait using RDY signal
: Wait using software
0
0
5
Page 37
1st cycle
1st cycle
_____
f o
3
2
9
2nd cycle
2nd cycle
________
RDY received timing
RDY received timing
3rd cycle
3rd cycle
tsu(RDY - BCLK)
tsu(RDY - BCLK)
4th cycle
4th cycle
7. Bus
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