ST10F272M-4Q3 STMICROELECTRONICS [STMicroelectronics], ST10F272M-4Q3 Datasheet - Page 156

• Manufacturer Part Number: ST10F272M-4Q3
• Description: 16-bit MCU with 256 Kbyte Flash memory and 20 Kbyte RAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical characteristics
Figure 53. External memory cycle: Multiplexed bus, with/without r/w delay, extended ALE, r/w CS
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Address/data
bus (P0)
CLKOUT
ALE
A23-A16
(A15-A8)
BHE
Read cycle
RdCSx
Write cycle
WrCSx
Address/Data
Bus (P0)
t
6
t
6
t
5
Address
Address
t
t
t
43
43
17
t
7
t
t
42
Address
42
t
16
t
45
t
45
t
47
t
t
t
49
44
t
44
49
t
46
t
t
48
48
t
50
Data in
Data out
t
18
t
t
54
56
t
19
t
25
ST10F272M