M37702E6BFS Renesas Electronics America, M37702E6BFS Datasheet - Page 356
M37702E6BFS
Manufacturer Part Number
M37702E6BFS
Description
EPROM MCU/8BIT CMOS EMULATION CH
Manufacturer
Renesas Electronics America
Datasheet
1.M37702E6BFS.pdf
(524 pages)
Specifications of M37702E6BFS
Accessory Type
Emulator EPROM MCU
For Use With/related Products
7702
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M37702E6BFS
Manufacturer:
MITSUBISHI/三菱
Quantity:
20 000
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APPLICATION
17.1 Memory expansion
Fig. 17.1.17 Example of ROM expansion (maximum model)
17–22
(2) Example of ROM expansion (maximum model)
Figure 17.1.17 shows a memory expansion example (maximum model) using a 2-Mbits ROM in the
microprocessor mode. Figure 17.1.18 shows the timing chart for this example.
CNV
BYTE
M37702S1B
A
16
X
/D
IN
SS
0
, A
A
A
A
D
X
15
8
17
1
1
R/W
/D
OUT
ALE
–A
/D
–D
/D
8
E
25 MHz
15
–
7
1
7
AC573
AC573
Circuit condition : Wait
LE
LE
D
D
AC04
Q
Q
Address bus
Data bus
A
2
1
8
A
–A
16
, A
15
17
7702/7703 Group User’s Manual
A
D
1
–A
0
–D
17
15
M5M27C202K-10
D
A
OE
0
0
–
–
A
D
16
15
CE
1: Use the elements of which propagation
2: Use the elements of which propagation
delay time is within 12 ns.
delay time is within 20 ns.
3FFFF
0000
0080
0280
16
16
16
16
Memory map
External ROM
(M5M27C202K)
Internal RAM
SFR ar ea
area
area
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