參數(shù)資料
型號: UPD784020GC-3B9
廠商: NEC Corp.
英文描述: 16/8-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 16/8-BIT單片機
文件頁數(shù): 66/90頁
文件大?。?/td> 614K
代理商: UPD784020GC-3B9
66
m
PD784020, 784021
(1) Read/write operation
(2/2)
Note
The hold time includes the time for holding V
OH1
and V
OL1
on the load conditions of C
L
= 50 pF and R
L
=
4.7 k
W
.
Remark
T:
T
CYK
(system clock cycle time)
number of wait cycles (n
0)
n:
(2) Bus hold timing
Remark
T:
T
CYK
(system clock cycle time)
1 when address wait is applied, 0 in other cases
number of wait cycles (n
0)
a:
n:
Parameter
Data setup time
(referred to WR
)
Data hold time
(referred to WR
)
Note
WR
ASTB
delay time
WR low-level width
Symbol
t
SODW
t
HWOD
t
DWST
t
WWL
Unit
ns
ns
ns
ns
ns
ns
ns
Min.
(1.5 + n) T – 30
(1.5 + n) T – 40
0.5T – 5
0.5T – 14
0.5T – 9
(1.5 + n) T – 30
(1.5 + n) T – 40
Max.
Conditions
V
DD
= +5.0 V
±
10 %
V
DD
= +5.0 V
±
10 %
V
DD
= +5.0 V
±
10 %
Parameter
HLDRQ
float delay time
HLDRQ
HLDAK
delay time
Float
HLDAK
delay time
HLDRQ
HLDAK
delay time
HLDAK
active delay time
Symbol
t
FHQC
t
DHQHHAH
t
DCFHA
t
DHQLHAL
t
DHAC
Unit
ns
ns
ns
ns
ns
ns
ns
ns
Min.
1T – 20
1T – 30
Max.
(6 + a + n) T + 50
(7 + a + n) T + 30
(7 + a + n) T + 40
1T + 30
2T + 40
2T + 60
Conditions
V
DD
= +5.0 V
±
10 %
V
DD
= +5.0 V
±
10 %
V
DD
= +5.0 V
±
10 %
相關(guān)PDF資料
PDF描述
UPD784021GK-BE9 16/8-BIT SINGLE-CHIP MICROCOMPUTER
UPD784020 16/8-BIT SINGLE-CHIP MICROCOMPUTER
UPD784021 16/8-BIT SINGLE-CHIP MICROCOMPUTER
UPD784031GC-3B9 16/8-BIT SINGLE-CHIP MICROCONTROLLER
UPD784031GC-8BT 16/8-BIT SINGLE-CHIP MICROCONTROLLER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD784031GC-8BT-A 制造商:Renesas Electronics Corporation 功能描述:MCU 8BIT/16BIT 78K4 CISC ROMLESS 3.3V/5V 80PQFP - Trays 制造商:Renesas Electronics 功能描述:16 制造商:Renesas Electronics 功能描述:16 Cut Tape
UPD784031GK-9EU-A 制造商:Renesas Electronics Corporation 功能描述:16BIT K4 ROMLESS - Bulk
UPD784031YGC-8BT 制造商:Renesas Electronics Corporation 功能描述:
UPD784031YGC-8BT-A 制造商:Renesas Electronics Corporation 功能描述:
UPD784031YGK-9EU 制造商:Renesas Electronics Corporation 功能描述: