ST10R272L STMicroelectronics, ST10R272L Datasheet - Page 65

• Manufacturer Part Number: ST10R272L
• Description: 16-BIT Romless MCU WITH MAC UNIT
• Manufacturer: STMicroelectronics

Specifications of ST10R272L

• Cpu Frequency: 0 to 50 MHz
• Power: 3.3 Volt +/-0.3V

Read Cycle
Write Cycle
(D15-D8)
CLKOUT
(A15-A8)
A23-A16
(D15-D8)
P0 BUS
RdCSx
P0 BUS
WrCSx
demultiplexed bus, no read/write delay, extended ALE, read/write chip select
D7-D0
D7-D0
BHE
ALE
t
5
t
Figure 23 External memory cycle:
6
t
t
83
83
t
t
82
82
t
17
ST10R272L - ELECTRICAL CHARACTERISTICS
Address
t
16
t
47
t
t
49
49
t
46
t
48
t
48
Data Out
t
50
Data In
t
57
t
51
t
t
26
55
t
68d
t
53d
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