tmp19a43fd TOSHIBA Semiconductor CORPORATION, tmp19a43fd Datasheet - Page 89

• Manufacturer Part Number: tmp19a43fd
• Description: 32-bit Risc Microprocessor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Note 1:w No. 1 to 14ú
No.
(1)
5.7.2
10
11 D0-D15
12 D0-D15
13 A0-A23 valid to
14
1 System clock period (x)
2 A0-A23 valid to
3 A0-A23 hold after
4 A0-A23 valid to D0-D15 Data in
5 RD asserted to D0-D15 data in
6 RD
7 D0-D15 hold after
8
9 WR /HWR
asserted
negated
negated
negated
asserted
RD
 SYSCR3<ALESEL> = “0”, 2 programmed wait state
WR
WAIT
DAVCC =2.3 Vto2.7V, Ta = Ù20 to 85 C
w w w TW = W + 2N
DVCC15éCVCCHé1.35Vto1.65V, DVCC3éAVCC3 2.7Vto3.6V,
negated to next A0-A23 output
Separate Bus mode
or
width low
hold after
HWR
hold
Internal 2 wait insertion ìALE p1q Clockì@40MHz
hold
AC measurement conditions:
W : Number of Auto wait insertion
Output levels:
Input levels:
Parameter
TW = 2 + 2*1 = 4
width low
asserted to D0-D15 valid
after
WAIT
after
RD
RD
RD
RD
,
,
input
negated
,
WR
WR
WR
WR
WR
or
or
or
or
or
HWR
HWR
HWR
HWR
HWR
High = 0.7DVCC3 V/Low 0.3DVCC3 V
High = 0.8DVCC3 V/Low 0.2DVCC3 V, CL = 30 pF
,
Symb
t
t
t
t
t
t
t
t
t
t
t
t
t
t
SYS
AC
CAR
AD
RD
RR
HR
RAE
WW
DO
DW
WD
AW
CW
ol
TMP19A43 5-18
x (1
X(1×ALE) 11
x (1
(TW - 3)-16
x (1 TW) –6
x
x
x
Min
TW)
25
0
TW) –6
11
11
, 2N : Number of external wait insertion
6
11
Equation
x (2
x+ x (ALE)×(TW-
(TW – 1) – 29
x (1
TW+ALE)
1)Ù32
Max
TW)
9.7
40
43
TMP19A43
Min
39.0
14.0
69.0
19.0
69.0
64.0
14.0
(fsys)(Note)
9.0
0
40 MHz
Max
82.0
35.0
43.0
46.0
9.7
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns