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参数资料
| 型号： | HCMS-235 |
| 英文描述： | CMOS Extended Temperature Range 5 x 7 Alphanumeric Display |
| 中文描述： | 扩展温度范围的CMOS 5 × 7字符显示 |
| 文件页数： | 3/6页 |
| 文件大小： | 83K |
| 代理商： | HCMS-235 |
3
Recommended Operating Conditions
Over Operating Range (–55°C to + 100°C)
Parameter
Supply Voltage
Data Out Current, Low State
Data Out Current, High State
Column Input Voltage
Setup Time
Hold Time
Clock Pulse Width High
Clock Pulse Width Low
Clock High to Low Transition
Clock Frequency
Symbol
V
DD
I
OL
I
OH
V
COL
t
SETUP
t
HOLD
t
WH(CLOCK)
t
WL(CLOCK)
t
THL
f
CLOCK
Min.
4.75
Typ.
5.00
Max
5.25
1.6
–0.5
3.5
Units
V
mA
mA
V
ns
ns
ns
ns
ns
MHz
2.75
10
25
50
50
3.0
200
5
Electrical Characteristics
Over Operating Range (–55°C to + 100°C)
Parameter
Supply Current, Dynamic
[1]
Supply Current, Static
[2]
Symbol
I
DDD
I
DDDSoff
I
DDDSon
I
COL
Test Conditions
f
CLOCK
= 5 MHz
V
B
= 0.4 V, Data and Clock = 0.4 V
V
B
= 2.4 V, Data and Clock = 0.4 V
V
B
= 0.4 V
V
B
= 2.4 V
V
DD
= 4.75 V
V
DD
= 5.25 V
V
DD
= 5.25 V
V
I[3]
= 2.4 V (Logic High) or
V
I[3]
= 0.4 V (Logic Low)
V
DD
= 4.75 V
I
OH
= –0.5 mA
I
COL
= 0 mA
V
DD
= 5.25 V
I
OL
= 1.6 mA
I
COL
= 0 mA
V
DD
= 5.0 V
V
COL
= 5.0 V
17.5% DF
V
B
= 2.4 V
15 LEDs ON per Character
Min
Typ.*
6.2
1.8
2.2
Max Units
7.8
26
6.0
10
650
mA
mA
Column Input Current
μA
mA
V
V
500
Input Logic High Data, V
B
, Clock
Input Logic Low Data, V
B
, Clock
Input Current
Data
Clock, V
B
Data Out Voltage
V
IH
V
IL
I
I
2.0
0.8
–46
–92
2.4
–60
–120
4.2
–103
–206
μA
V
OH
V
V
OL
0.2
0.4
V
Power Dissipation Per Package
[4]
P
D
668
mW
Thermal Resistance
IC Junction-to-Pin
[5]
Leak Rate
R
q
J-PIN
10
°C/W
5x10
-8
cc/sec
*All typical values specified at V
DD
= 5.0 V and T
A
= 25°C.
Notes:
1. I
DD
Dynamic is the IC current while clocking column data through the on-board shift register at a clock frequency of 5 MHz, the display is not
illuminated.
2. I
DD
Static is the IC current after column data is loaded and not being clocked through the on-board shift register.
3. V
I
represents the input voltage to an input pin.
4. Four characters are illuminated with a typical ASCII character composed of 15 dots per character.
5. IC junction temperature T
J
(IC) = (P
D
)(R
q
J-PIN
+ R
q
PC-A
) + T
A
.
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