st10f273m STMicroelectronics, st10f273m Datasheet - Page 158

• Manufacturer Part Number: st10f273m
• Description: 16-bit Mcu With 512 Kbyte Flash Memory And 36 Kbyte Ram
• Manufacturer: STMicroelectronics

Electrical characteristics
Table 71.
158/182
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
15
16
17
18
19
22
23
25
27
38
39
40
42
43
44
45
46
47
48
49
50
51
52
SR
SR ALE low to valid data in
SR
SR
SR Data float after
CC Data valid to WR
CC Data hold after WR
CC ALE rising edge after RD, WR
CC
CC ALE falling edge to latched CS
SR Latched CS low to valid data in
CC Latched CS hold after RD, WR
CC
CC
CC
CC
SR
SR
CC
CC
CC Data valid to WrCS
SR Data hold after RdCS
SR Data float after
RD to valid data in
(no RW-delay)
Address/Unlatched CS to valid
data in
Data hold after RD
rising edge
Address/unlatched CS hold
after RD, WR
ALE fall. edge to RdCS, WrCS
(with RW delay)
ALE fall. edge to RdCS, WrCS
(no RW delay)
Address float after RdCS, WrCS
(with RW delay)
Address float after RdCS, WrCS
(no RW delay)
RdCS to Valid Data in
(with RW delay)
RdCS to Valid Data in
(no RW delay)
RdCS, WrCS Low Time
(with RW delay)
RdCS, WrCS Low Time
(no RW delay)
Multiplexed bus timings (continued)
Parameter
RD1
RdCS1
15.5 + t
-5.5 + t
10 + t
15 + t
10 + t
27 + t
28 + t
10 + t
-4 - t
4 + t
7 + t
Min
–
–
–
0
–
–
–
–
–
–
0
–
f
TCL = 12.5ns
CPU
A
F
A
C
C
C
F
F
F
A
C
= 40 MHz
16.5 + t
17.5 + t
20 + 2t
18.5 + t
16.5 + t
16.5 + t
16.5 + t
10 - t
4 + t
Max
1.5
14
–
–
–
–
–
–
–
–
–
–
–
–
C
A
A
C
A
+ 2t
+ t
+ t
C
F
C
F
C
C
A
3TCL - 10.5 + t
2TCL - 9.5 + t
3TCL - 9.5 + t
2TCL - 8.5 + t
2TCL - 15 + t
2TCL - 15 + t
2TCL - 10 + t
2TCL - 15 + t
TCL - 5.5 + t
-5.5 + t
-4 - t
Min
1/2 TCL = 1 to 40 MHz
–
–
–
0
–
–
–
–
–
–
0
–
Variable CPU clock
A
A
A
C
C
F
F
C
C
F
F
4TCL - 30 + 2t
3TCL - 21 + t
3TCL - 20 + t
2TCL - 8.5 + t
2TCL - 8.5 + t
3TCL - 19 + t
2TCL - 21 + t
3TCL - 21 + t
TCL + 1.5
10 - t
Max
1.5
–
–
–
–
–
–
–
–
–
–
–
–
A
ST10F273M
C
A
A
+ 2t
+ t
C
C
C
+ t
F
F
C
C
A
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns