3
Recommended Operating Conditions over
Operating Temperature Range (-40
°
C to +85
°
C)
Parameter
Symbol
Min.
Typ.
Max.
Units
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
V
DD
I
OL
I
OH
V
COL
t
SETUP
t
HOLD
t
WH(CLOCK)
t
WL(CLOCK)
THL
f
CLOCK
4.75
5.00
5.25
1.6
-0.5
3.5
V
mA
mA
V
ns
ns
ns
ns
ns
MHz
2.75
10
25
50
50
3.0
200
5
Absolute Maximum Ratings
Supply Voltage V
to Ground ......................................... -0.3 V to 7.0 V
Data Input, Data Output, V
B....................................................................................
-0.3 V to V
DD
Column Input Voltage,V
COL........................................................................................
-0.3 V to V
DD
Free Air Operating Temperature Range, T
A....................................
-40
°
C to +85
°
C
Storage Temperature Range, T
S...............................................................
-55
°
C to +100
°
C
Maximum Allowable Package Power Dissipation, P
HCMS-2000/-2001/-2002/-2003/-2004 at T
= 78
°
C ............. 0.79 Watts
HCMS-2300 at T
= 85
°
C...................................................... 0.79 Watts
HCMS-2301/-2302/-2303/-2304 at T
A
= 85
°
C........................ 0.92 Watts
Maximum Solder Temperature
1.59 mm (0.063") Below Seating Plane, t < 5 sec.........................260
°
C
ESD Protection @ 1.5 k
, 100 pF ......................... V
Z
= 4 kV (each pin)
[1,2]
Notes:
1. Maximum allowable power dissipation is derived from V
DD
= 5.25 V, V
B
= 2.4 V,
V
= 3.5 V, 20 LEDs on per character, 20% DF.
2. The power dissipation for these displays should be derated as follows:
HCMS-200X series derate above 78
°
C at 18 mW/
°
C, R
θ
= 60
°
C/W.
HCMS-230X series may be operated without derating up to T
A
= 85
°
C,
R
θ
= 45
°
C/W.
Deratings based on R
θ
= 35
°
C/W per display for printed circuit board assembly. See
Figure 1 for power derating.