HCMS-3977 Avago Technologies US Inc., HCMS-3977 Datasheet - Page 15
![LED DISPLAY 5X7 8CHAR 5MM GRN](/photos/15/64/156407/av01-0310en_sml.jpg)
HCMS-3977
Manufacturer Part Number
HCMS-3977
Description
LED DISPLAY 5X7 8CHAR 5MM GRN
Manufacturer
Avago Technologies US Inc.
Series
HCMS-39xxr
Datasheet
1.HCMS-3906.pdf
(22 pages)
Specifications of HCMS-3977
Display Type
Alphanumeric
Millicandela Rating
*
Internal Connection
*
Size / Dimension
*
Color
Green
Configuration
*
Voltage - Forward (vf) Typ
*
Package / Case
26-DIP
Number Of Digits/alpha
8
Digit/alpha Size
0.20" (5mm)
Number Of Digits
8
Character Size
2.54 mm x 4.57 mm
Illumination Color
Green
Wavelength
574 nm
Operating Voltage
3.3 V
Operating Current
10 mA
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Luminous Intensity
1000 ucd
Power Consumption
1.532 W
Viewing Area (w X H)
40.06 mm x 4.57 mm
Common Pin
None
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HCMS-3977
Manufacturer:
Avago Technologies
Quantity:
135
15
Bit D
Set High
to Select
Control
Word 1
Table 2. Control Shift Register.
Bit D
Set Low
to Select
Control
Word 0
H
L
7
7
SLEEP MODE
D
L
6
D
L
Reserved for Future
Use (Bits D
be set Low)
Peak Current
5
Brightness
Control
H
H
L
L
CONTROL WORD 0
CONTROL WORD 1
D
H
H
L – DISABLES INTERNAL OSCILLATOR-DISPLAY BLANK
H – NORMAL OPERATION
L
L
L
4
2
-D
6
must
Pixel Current
Typical Peak
D
L
3
(mA)
PWM Brightness Control
12.8
4.0
6.4
9.3
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
L
D
2
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
(Relative Brightness, %)
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
D
D
Scale Current
1
1
Relative Full
H
H
H
H
H
H
H
H
100
L
L
L
L
L
L
L
L
31
50
73 (Default at Power Up)
External Display Oscillator
Prescaler
L – Oscillator Freq 1
H – Oscillator Freq 8
D
D
0
0
Oscillator Factor Brightness
On-Time
Cycles
Serial/Simultaneous Data Out
L – D
H – D
11
14
18
22
28
36
48
60
0
1
2
3
4
5
7
9
OUT
OUT
holds contents of Bit D
is functionally tied to D
Duty
11.7
(%)
0.2
0.4
0.6
0.8
1.0
1.4
1.8
2.1
2.7
3.5
4.3
5.5
7.0
9.4
0
Relative
11.7
(%)
100
1.7
3.3
5.0
6.7
8.3
15
18
23
30
37
47
60
80
0
7
in