參數(shù)資料
型號: HD40L4818
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer(4位單片微計(jì)算機(jī))
中文描述: 4位單片機(jī)(4位單片微計(jì)算機(jī))
文件頁數(shù): 82/98頁
文件大?。?/td> 621K
代理商: HD40L4818
HD404818 Series
82
Input/Output Characteristics for High-Current Pins (HD404812, HD404814, HD404816, HD404818:
V
CC
= 4 to 6 V; HD4074818: V
CC
= 4 to 5.5 V; GND = 0V, T
a
= –20
°
C to +75
°
C, unless otherwise
specified)
Item
Symbol
Pin
Min
Typ
Max
Unit
Test Condition
Input high
voltage
V
IH
D
0
–D
9
0.7V
CC
V
CC
+ 0.3
V
Input low
voltage
V
IL
D
0
–D
9
–0.3
0.3V
CC
V
Output high
voltage
V
OH
D
0
–D
9
V
CC
– 1.0
V
–I
OH
= 1.0 mA
Pull-up MOS
current
–I
PU
D
0
–D
9
30
100
180
μ
A
V
CC
= 5 V,
V
in
= 0 V
I
OL
= 15 mA,
V
CC
= 4.5 to 6 V
I
OL
= 1.6 mA
V
in
= 0 V to V
CC
Output low
voltage
V
OL
D
0
–D
9
2.0
V
0.4
V
Input/output
leakage
current
*
Note:
|I
IL
|
D
0
–D
9
1
μ
A
*
Output buffer current is excluded.
Liquid Crystal Circuit Characteristics (HD404812, HD404814, HD404816, HD404818: V
CC
= 4 to 6
V; HD4074818: V
CC
= 4 to 5.5 V; GND = 0 V, T
a
= –20
°
C to +75
°
C, unless otherwise specified)
Item
Symbol
Pin
Min
Typ
Max
Unit
Test Condition
Note
Segment
driver voltage
drop
V
DS
SEG1 to SEG32
0.6
V
I
d
= 3
μ
A
1
Common
driver voltage
drop
V
DC
COM1 to COM4
0.3
V
I
d
= 3
μ
A
1
LCD power
supply
dividing
resistance
R
W
100
300
900
k
LCD voltage
Notes: 1. Voltage drops from pins V
1
, V
2
, V
3
, and GND to each segment and common pin.
2. Keep the relationship V
CC
V
1
V
2
V
3
GND when V
LCD
is supplied by an external power
supply.
V
LCD
V
1
4
V
CC
V
2
相關(guān)PDF資料
PDF描述
HD404816 4-Bit Single-Chip Microcomputer(4位單片微計(jì)算機(jī))
HD404814FS 16-digit LCD driver
HD4074899 16-digit LCD driver
HD404814H 16-digit LCD driver
HD404814TF 16-digit LCD driver
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