HCMS-39X2 HP [Agilent(Hewlett-Packard)], HCMS-39X2 Datasheet - Page 9

• Manufacturer Part Number: HCMS-39X2
• Description: 3.3 V High Performance CMOS 5x7 AlphaNumeric Displays
• Manufacturer: HP [Agilent(Hewlett-Packard)]

9
AC Timing Characteristics over Temperature Range (-40 to +85 C)
Timing
Diagram
Ref. Number Description
1
2
3
4
5
6
7
8
9
10
11
12
Notes:
1. Timing specifications increase 0.3 ns per pf of capacitive loading above 15 pF.
2. This parameter is valid for Simultaneous Mode data entry of the Control Register.
Register Select Setup Time to Chip Enable
Register Select Hold Time to Chip Enable
Rising Clock Edge to Falling Chip Enable Edge
Chip Enable Setup Time to Rising Clock Edge
Chip Enable Hold Time to Rising Clock Edge
Data Setup Time to Rising Clock Edge
Data Hold Time after Rising Clock Edge
Rising Clock Edge to D
Propagation Delay D
Simultaneous Mode for one IC
CE Falling Edge to D
Clock High Time
Clock Low Time
Reset Low Time
Clock Frequency
Internal Display Oscillator Frequency
Internal Refresh Frequency
External Display Oscillator Frequency
Prescaler = 1
Prescaler = 8
OUT
IN
OUT [1]
to D
Valid
OUT
[1,2]
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
F
F
F
F
rss
rsh
clkce
ces
ceh
ds
dh
dout
doutp
cedo
clkh
clkl
rstl
cyc
inosc
rf
exosc
Min.
4.5 V<V
10
10
20
35
20
10
10
10
80
80
50
80
150
51.2
410
Max.
40
18
25
5
210
410
1000
8000
LOGIC
< 5.5 V V
Min.
10
10
20
55
20
10
10
10
100
100
50
80
150
51.2
410
LOGIC
= 3 V
Max.
65
30
45
4
210
410
1000
8000
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
KHz
Hz
KHz
KHz