參數(shù)資料
型號: HD404448
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-Series microcomputer(4位單片微計算機)
中文描述: 4位HMCS400系列微機(4位單片微計算機)
文件頁數(shù): 112/123頁
文件大?。?/td> 726K
代理商: HD404448
HD404449 Series
112
Electrical Characteristics
DC Characteristics (HD404448, HD404449: V
CC
= 2.7 to 6.0 V, GND = 0 V, T
a
= –20
°
C to +75
°
C;
HD4074449: V
CC
= 2.7 to 5.5 V, GND = 0 V, T
a
= –20
°
C to +75
°
C, unless otherwise specified)
Item
Symbol
Pin(s)
RESET,
STOPC
,
INT
0
,
INT
1
, INT
2
,
INT
3
,
SCK
1
, SI
1
,
SCK
2
, SI
2
,
EVNB
,
EVND
Min
Typ
Max
Unit
Test Condition
Notes
Input high
voltage
V
IH
0.9V
CC
V
CC
+ 0.3
V
OSC
1
V
CC
– 0.3
V
CC
+ 0.3
V
External clock
operation
Input low
voltage
V
IL
RESET,
STOPC
,
INT
0
,
INT
1
, INT
2
,
INT
3
,
SCK
1
, SI
1
,
SCK
2
, SI
2
,
EVNB
,
EVND
–0.3
0.1V
CC
V
OSC
1
–0.3
0.3
V
External clock
operation
Output high
voltage
V
OH
SCK
1
, SO
1
,
SCK
2
, SO
2
,
TOB, TOC, TOD
SCK
1
, SO
1
,
SCK
2
, SO
2
,
TOB, TOC, TOD
RESET,
STOPC
,
INT
0
,
INT
1
, INT
2
,
INT
3
,
SCK
1
, SI
1
,
SCK
2
, SI
2
, SO
1
,
SO
2
,
EVNB
,
EVND, OSC
1
,
TOB, TOC, TOD
V
CC
– 1.0
V
–I
OH
= 0.5 mA
Output low
voltage
V
OL
0.4
V
I
OL
= 0.4 mA
I/O leakage
current
| I
IL
|
1.0
μ
A
V
in
= 0 V to V
CC
1
Current
dissipation
in active
mode
I
CC1
V
CC
5
9
mA
V
CC
= 5.0 V,
f
OSC
= 4 MHz
2
I
CC2
V
CC
0.6
1.8
mA
V
CC
= 3.0 V,
f
OSC
= 800 kHz
2
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