TMP92CF30
2009-06-12
92CF30-550
4.3
AC Characteristics
The Following all AC regulation is the measurement result in following condition, if unless
otherwise noted.
AC measuring condition
•
Clock of top column in above table shows system clock frequency, and “T” shows
system clock period [ns].
•
Output level: High
=
0.7
×
DVCC3A, Low
=
0.3
×
DVCC3A
•
Input level: High
=
0.9
×
DVCC3A, Low
=
0.1
×
DVCC3A
Note: In table, “Variable” shows the regulation at DVCC3A
=
3.0V to 3.6V, DVCC1A
=
DVCC1B
=
DVCC1C
=
1.4 to 1.6V.
4.3.1
Basic Bus Cycle
Read cycle
Variable
No. Parameter Symbol
Min Max
80 MHz 60 MHz Unit
1 OSC period (X1/X2)
t
OSC
100 166.6
−
−
2 System clock period (
=
T)
t
CYC
12.5 2666 12.5
16.6
3 SDCLK low width
t
CL
0.5T
−
3
3.25
5.3
4 SDCLK high width
t
CH
0.5T
−
3
3.25
5.3
5-1
A0 to A23 valid
→
D0 to D31 input at 0 waits
t
AD
2.0T
−
18.0
7 15.3
t
AD4
6.0T
−
18.0
57 82
5-2
A0 to A23 valid
→
D0 to D31 input at 4 waits/6 waits
t
AD6
8.0T
−
18.0
82
115
6-1
RD
falling
→
D0 to D31 input at 0 waits
t
RD
1.5T
−
18.0
0.75 7
t
RD4
5.5T
−
18.0
50.75 73.6
6-2
RD
falling
→
D0 to D31 input at 4 waits/6 waits
t
RD6
7.5T
−
18.0
75.75 106.5
7-1
RD
low width at 0 waits
t
RR
1.5T
−
10
8.75
14.9
t
RR4
5.5T
−
10
58.75
81.3
7-2
RD
low width at 4 waits/6 waits
t
RR6
7.5T
−
10
83.75
114.5
8 A0 to A23 valid
→
RD
falling
t
AR
0.5T
−
5
1.25
3.3
9
RD
falling
→
SDCLK rising
t
RK
0.5T
−
5
1.25
3.3
10 A0 to A23 valid
→
D0 to D31 hold
t
HA
0 0
0
11
RD
rising
→
D0 to D31 hold
t
HR
0 0
0
12
WAIT
setup time
t
TK
20 20
20
13
WAIT
hold time
t
KT
2 2
2
14-1
Data byte control access time for SRAM
at 0 waits
t
SBA
1.5T
−
18.0
0.75 7
t
SBA4
5.5T
−
18.0
50.75 73.6
14-2
Data byte control access time for SRAM
at 4 waits/6waits
t
SBA6
7.5T
−
18.0
75.75 107.0
15
RD
high width
t
RRH
0.5T
−
5
1.25
3.3
ns
AC measuring condition
•
Data_bus, Address_bus, various function control signal capacitance C
L
=
50 pF
Summary of Contents for TLCS-900/H1 Series
Page 652: ...TMP92CF30 2009 06 12 92CF30 650 ...