參數(shù)資料
型號: UPD784225
廠商: NEC Corp.
英文描述: 16/8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 16/8-BIT單晶片微控制器
文件頁數(shù): 71/92頁
文件大?。?/td> 687K
代理商: UPD784225
71
μ
PD784224, 784225, 784224Y, 784225Y
Data Sheet U12376EJ1V0DS00
(2) External wait timing (2/2)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Hold time from WR
to
WAIT
t
HWWT
V
DD
= 5.0 V
±
10%
nT + 5
ns
V
DD
= 3.0 V
±
10%
nT + 10
ns
V
DD
= 2.0 V
±
10%
nT + 30
ns
Delay time from WR
to
WAIT
t
DWWTH
V
DD
= 5.0 V
±
10%
(1 + n) T
40
ns
V
DD
= 3.0 V
±
10%
(1 + n) T
60
ns
V
DD
= 2.0 V
±
10%
(1 + n) T
90
ns
Remark
T: t
CYK
= 1/f
XX
(f
XX
: Main system clock frequency)
a: 1 (during address wait), otherwise, 0
n: Number of wait states (n
0)
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