參數(shù)資料
型號(hào): UPD780024AF1-xxx-CN3
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 8位單晶片微控制器
文件頁數(shù): 50/96頁
文件大?。?/td> 661K
代理商: UPD780024AF1-XXX-CN3
50
μ
PD780021A, 780022A, 780023A, 780024A, 780021AY, 780022AY, 780023AY, 780024AY
Data Sheet U14042EJ4V0DS
(2/3)
(2) Read/Write Operation (T
A
=
40 to +85
°
C, V
DD
= 2.7 to 4.0 V)
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
ASTB high-level width
t
ASTH
0.3t
CY
ns
Address setup time
t
ADS
30
ns
Address hold time
t
ADH
10
ns
Input time from address to data
t
ADD1
(2 + 2n)t
CY
108
ns
t
ADD2
(3 + 2n)t
CY
120
ns
Output time from RD
to address
t
RDAD
0
200
ns
Input time from RD
to data
t
RDD1
(2 + 2n)t
CY
148
ns
t
RDD2
(3 + 2n)t
CY
162
ns
Read data hold time
t
RDH
0
ns
RD low-level width
t
RDL1
(1.5 + 2n)t
CY
40
ns
t
RDL2
(2.5 + 2n)t
CY
40
ns
Input time from RD
to WAIT
t
RDWT1
t
CY
75
ns
t
RDWT2
t
CY
60
ns
Input time from WR
to WAIT
t
WRWT
t
CY
50
ns
WAIT low-level width
t
WTL
(0.5 + 2n)t
CY
+ 10
(2 + 2n)t
CY
ns
Write data setup time
t
WDS
60
ns
Write data hold time
t
WDH
10
ns
WR low-level width
t
WRL1
(1.5 + 2n)t
CY
30
ns
Delay time from ASTB
to RD
t
ASTRD
10
ns
Delay time from ASTB
to WR
t
ASTWR
2t
CY
30
ns
Delay time from
t
RDAST
0.8t
CY
30
1.2t
CY
ns
RD
to ASTB
at external fetch
Hold time from
t
RDADH
0.8t
CY
30
1.2t
CY
+ 60
ns
RD
to address at external fetch
Write data output time from RD
t
RDWD
40
ns
Write data output time from WR
t
WRWD
20
120
ns
Hold time from WR
to address
t
WRADH
0.8t
CY
30
1.2t
CY
+ 60
ns
Delay time from WAIT
to RD
t
WTRD
0.5t
CY
2.5t
CY
+ 50
ns
Delay time from WAIT
to WR
t
WTWR
0.5t
CY
2.5t
CY
+ 50
ns
Caution
T
CY
can only be used when the MIN. value is 0.4
μ
s.
Remarks
1.
2.
3.
t
CY
= T
CY
/4
n indicates the number of waits.
C
L
= 100 pF (C
L
indicates the load capacitance of the AD0 to AD7, AD8 to AD15, RD, WR, WAIT,
and ASTB pins.)
相關(guān)PDF資料
PDF描述
UPD780024AGC-xxx-8BS 8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD780024AGC-xxx-AB8 8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD780024AGK-xxx-9ET 8-BIT SINGLE-CHIP MICROCONTROLLERS
UPD78324LP 16/8-BIT SINGLE-CHIP MICROCONTROLLER
UPD78323GJ-5BJ 16/8-BIT SINGLE-CHIP MICROCONTROLLER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD780024AGK-C42-9ET 制造商:Renesas Electronics Corporation 功能描述:
UPD780024AGK-C93-9ET 制造商:Renesas Electronics Corporation 功能描述:
UPD780033AGK-B03-9ET 制造商:Renesas Electronics Corporation 功能描述:
UPD780033AGK-B03-9ET-A 制造商:Renesas Electronics Corporation 功能描述:
UPD780034AGC-119-8BS-A 制造商:Renesas Electronics Corporation 功能描述:NECUPD780034AGC-119-8BS-A MCU