st10f272z2 STMicroelectronics, st10f272z2 Datasheet - Page 177

• Manufacturer Part Number: st10f272z2
• Description: 16-bit Mcu With 256 Kbyte Flash Memory And 20 Kbyte Ram
• Manufacturer: STMicroelectronics

ST10F272Z2
Figure 60. External memory cycle: Demultiplexed bus, without r/w delay, extended ALE, r/w CS
(D15-D8) D7-D0
CLKOUT
ALE
Read cycle
Data bus (P0)
RdCSx
Write cycle
(D15-D8) D7-D0
WrCSx
Data bus (P0)
A23-A16
A15-A0 (P1)
BHE
t
5
t
6
t
t
83
83
t
t
82
82
t
17
Address
t
16
t
47
t
t
49
49
t
46
t
48
t
48
Data out
t
50
Data in
t
Electrical characteristics
57
t
51
t
t
26
55
t
68
t
53
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