Ac Characteristics - Toshiba TLCS-90 Series Data Book

TOSHIBA TMP90C840
4.3
AC power characteristics
TA=-40 - 8S·C
Vcc=SV±10%
CL=50PF
/ Symbo 1/ Parameter /10MHz
Clock
/
Variable I Units
I / Min. Max. / Min. Max.
/
tOSC /OSC. Period=x I 100
/
100 1000
/
ns
tCYC ,CLK Period I 400
,
4x 4x
,
ns
tWL , CLK .Low width
/
160
,
2x-40
,
ns
tWH ,CLK High width
,
160
I
2x-40
/
ns
tAC
'Address SetuE to /RD, /WR
/
50
/
x-50
/
ns
tRR / /RD Low width
/
210
/
3x-90
/
ns
tCA IAddress Hold Time After/RD./WR
/
30
/
30
/
ns
tAD IAddress to Valid Data In
I
240
/
4x-1601 ns
tRD '/RD to Valid Data In
/
170
/
3x-130'
ns
tDR ,Data SetuE to/RD
,
40 I 40
,
ns
tHR
I InEut Data Hold After /RD
,
0
,
0
,
ns
tWW
'/WR Low width
,
210
I 3x-90
,
ns
tDW
,Data SetuE to /WR
,
ISO
,
2x-SO
,
ns
tWO ,Data Hold After /WR
,
30
90
/
30 x-IO
,
ns
tCWA ,/RD,/WR to Valid /WAIT
,
50
I 2x-ISO
,
ns
tAWA 'Address to Valid /WAIT
,
120
,
3x-180
,
ns
tWAS //WAIT SetuE to CLK
/
70
,
70
,
ns
tWAH '/WAIT Hold After CLK
,
0
/
0
,
ns
tRV
'Recoverx: Time
/
90
,
x-IO
I
ns
tCPW ,CLK to Port Data OutEut
/
300
,
x+200/ ns
tPRC /Port Data SetuE to CLK
/
200
,
2x
,
ns
tCRP /Port Data Hold After CLK
/
100
/
x
/
ns
0
AC output level High 2.2V / Low 0.8V
0
AC input level High 2.4V / Low 0.4SV (DO-0.7)
High 0.8Vcc/ Low 0.2Vcc (excluding DO-D7)
MPU90-135