參數(shù)資料
型號(hào): TMP90C800
廠商: Toshiba Corporation
元件分類: 通用總線功能
英文描述: High Speed Advanced CMOS 8-bit Microcontroller,Integrating 8-Bit CPU,RAM,ROM,General Serial Interface,Timer/Event Counter(高速、先進(jìn)的 CMOS 8位微控制器(芯片集成了8位CPU,ROM,RAM,通用串行接口,定時(shí)器/事件計(jì)數(shù)器))
中文描述: 采用先進(jìn)的CMOS高速8位微控制器,集成8位CPU,內(nèi)存,光盤,通用串行接口,定時(shí)器/事件計(jì)數(shù)器(高速,先進(jìn)的的CMOS 8位微控制器(芯片集成了8位的CPU,ROM和RAM內(nèi)存,通用串行接口,定時(shí)器/事件計(jì)數(shù)器))
文件頁數(shù): 11/14頁
文件大?。?/td> 404K
代理商: TMP90C800
TOSHIBA CORPORATION
11/14
TMP90C800/801
AC Measuring Conditions
Output level: High 2.2V/Low 0.8V, C
(However, CL = 100pF for AD0 ~ 7, A8 ~ 15, ALE, RD, WR)
Input level: High 2.4V/Low 0.45V (AD0 ~ AD7)
High 0.8V
CC
/Low 0.2V
L
= 50pF
CC
(excluding AD0 ~ AD7)
4.3 AC Characteristics
V
CC
= 5V
CL = 50pF TA = -20 ~ 70
±
10% TA = -40 ~ 85
°
C (1 ~ 10MHz)
C (1 ~ 12.5MHz)
°
Symbol
Parameter
Variable
10MHz Clock
12.5MHz Clock
Unit
Min
Max
Min
Max
Min
Max
t
OSC
t
CYC
t
WH
t
WL
t
AL
t
LA
t
LL
t
LC
t
CL
t
ACL
t
ACH
t
CA
t
ADL
t
ADH
t
RD
t
RR
t
HR
t
RAE
t
WW
t
DW
t
WD
t
ACKH
t
ACKL
t
CKHA
t
CCK
t
CKHC
t
DCK
t
CWA
t
AWAL
t
WAH
t
AWAH
t
CPW
t
PRC
t
CPR
Oscillation cycle ( = x)
80
1000
100
80
ns
CLK Period
4x
4x
400
320
ns
CLK High width
2x - 40
160
120
ns
CLK Low width
2x - 40
160
120
ns
A0 ~ 7 effective address
A0 ~ 7 hold
ALE Pulse width
ALE fall
0.5x - 15
35
25
ns
ALE fall
0.5x - 15
35
25
ns
x - 40
60
40
ns
ALE fall RD/WR fall
A0 ~ 7 effective address
0.5x - 30
20
10
ns
RD/WR
ALE rise
0.5x - 20
30
20
ns
RD/WR fall
x - 25
75
55
ns
Upper effective address
A0 ~ 7 effective address
Upper effective address
Effective data input
RD fall
Effective data input
RD Pulse width
RD rise
Data hold
RD rise
Address enable
WR pulse width
Effective data
WR rise
WR rise
Effective data hold
Upper address
CLK fall
Lower address
CLK fall
CLK fall
Upper address hold
RD/WR
CLK fall
CLK fall
RD/WR rise
Valid data CLK fall
RD/WR
fall
Valid WAIT
Lower address
Valid WAIT
CLK fall
Valid WAIT hold
Upper address
Valid WAIT
CLK fall
Port Data Output
Port Data Input
CLK fall
CLK fall
Port Data hold
RD/WR fall
1.5x - 50
100
70
ns
RD/WR fall
Upper address hold
0.5x - 20
30
20
ns
Effective data input
3.0x - 35
265
205
ns
3.5x - 55
295
225
ns
2.0x - 50
150
110
ns
2.0x - 40
160
120
ns
0
0
0
ns
x - 15
85
65
ns
2.0x - 40
160
120
ns
2.0x - 50
150
110
ns
0.5x - 10
40
30
ns
2.5x - 50
200
150
ns
2.0x - 50
150
110
ns
1.5x - 80
70
40
ns
x - 25
75
55
ns
x - 60
40
20
ns
x - 50
50
30
ns
x - 40
60
40
ns
2.0x - 70
130
90
ns
0
0
0
ns
2.5x - 70
180
130
ns
x + 200
300
280
ns
200
200
200
ns
100
100
100
ns
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