參數(shù)資料
型號: HD404449
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): 114/123頁
文件大小: 726K
代理商: HD404449
HD404449 Series
114
I/O Characteristics for Standard Pins (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)
Min
Typ
Max
Unit
Test Condition
Notes
Input high
voltage
V
IH
D
10
–D
13
,
R0–RC
0.7V
CC
V
CC
+ 0.3 V
Input low
voltage
V
IL
D
10
–D
13
,
R0–RC
–0.3
0.3V
CC
V
Output high
voltage
V
OH
D
10
, D
11
,
R0–RC
V
CC
– 1.0 —
V
–I
OH
= 0.5 mA
Output low
voltage
V
OL
D
10
, D
11
,
R0–RC
0.4
V
I
OL
= 0.4 mA
I/O leakage
current
I
IL
D
10
–D
13
,
R0–RC
1
μ
A
V
in
= 0 V to V
CC
1, 2
D
10
–D
12
,
R0–RC
1
μ
A
V
in
= 0 V to V
CC
1, 3
D
13
D
13
D
10
, D
11
,
R0–RC
1
μ
A
μ
A
μ
A
V
in
= V
CC
– 0.3 V to V
CC
V
in
= 0 V to 0.3 V
V
CC
= 3.0 V,
V
in
= 0 V
1, 3
20
1, 3
Pull-up MOS
current
–I
PU
5
30
90
Notes: 1. Output buffer current is excluded.
2. Applies to HD404448 and HD404449.
3. Applies to HD4074449.
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