參數(shù)資料
型號: HD404848FS
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer
中文描述: 4位單片機
文件頁數(shù): 117/125頁
文件大?。?/td> 471K
代理商: HD404848FS
HD404849 Series
117
I/O Characteristics for High-Current Pins (HD404848/HD4048412/HD404849: V
CC
= 2.7 to 6.0 V,
GND = 0 V, T
a
= –20
°
C to +75
°
C; HD4074849: 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
Note
Input high
voltage
V
IH
D
0
–D
8
0.7V
CC
V
CC
+ 0.3 V
Input low
voltage
V
IL
D
0
–D
8
–0.3
0.3V
CC
V
Output high
voltage
V
OH
D
0
–D
8
V
CC
– 1.0 —
V
–I
OH
= 0.5 mA
Output low
voltage
V
OL
D
0
–D
8
0.4
V
I
OL
= 0.4 mA
2.0
V
I
OL
= 15 mA,
V
CC
= 4.5 V to 6.0 V
V
in
= 0 V to V
CC
1
I/O leakage
current
|I
IL
|
D
0
–D
8
1
μ
A
2
Pull-up MOS
current
–I
PU
D
0
–D
8
10
50
150
μ
A
V
CC
= 3 V,
V
in
= 0 V
Note:
1. The test condition of HD4074849 is V
CC
= 4.5 V to 5.5 V.
2. Output buffer current is excluded.
LCD Circuit Characteristics (HD404848/HD4048412/HD404849: V
CC
= 2.7 to 6.0 V, GND = 0 V, T
a
=
–20
°
C to +75
°
C; HD4074849: 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
Note
Segment
driver voltage
drop
V
DS
SEG13–SEG44 —
0.6
V
I
d
= 3
μ
A
1
Common
driver voltage
drop
V
DC
COM1–COM4
0.3
V
I
d
= 3
μ
A
1
LCD power
supply
division
resistance
R
W
50
300
900
k
Between V
1
and GND
LCD voltage
Notes: 1. V
and V
are the voltage drops from power supply pins V1, V2, V3, and GND to each segment
pin and each common pin, respectively.
2. When V
LCD
is supplied from an external source, the following relations must be retained:
V
CC
V1
V2
V3
GND
V
LCD
V1
2.7
V
CC
V
2
相關(guān)PDF資料
PDF描述
HD404848H RELAY SOCKET
HD404848TF PLASTIC-GRIP
HD404849 TERMINAL
HD404849FS TERMINAL
HD404849H SPLICE
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