CD54HC4511 Datasheet, PDF (8/17 Pages) Texas Instruments – BCD-TO-7 SEGMENT LATCH/DECODER/DRIVERS

CD54HC4511, CD74HC4511, CD74HCT4511
BCDĆTOĆ7 SEGMENT LATCH/DECODER/DRIVERS
SCHS279D − DECEMBER 1998 − REVISED OCTOBER 2003
CD74HCT4511
timing requirements over recommended operating free-air temperature range V_CC = 4.5 V (unless
otherwise noted) (see Figure 2)
tw
Pulse duration, LE low
tsu
Setup time, BCD inputs before LE↑
th
Hold time, BCD inputs before LE↑
TA = 25°C
MIN MAX
16
16
5
TA = −55°C
TO 125°C
MIN MAX
24
24
5
TA = −40°C
TO 85°C
MIN MAX
20
20
5
UNIT
ns
ns
ns
CD74HCT4511
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Figure 2)
PARAMETER
FROM
(INPUT)
Dn
LE
tpd
BL
LT
tt
TO
(OUTPUT)
LOAD
CAPACITANCE
VCC
Output
Output
Output
Output
Any
CL = 50 pF
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
4.5 V
5V
4.5 V
5V
4.5 V
5V
4.5 V
5V
4.5 V
TA = 25°C
MIN TYP MAX
60
25
54
23
44
18
33
13
15
TA = −55°C
TO 125°C
MIN MAX
90
81
66
50
22
TA = −40°C
TO 85°C
MIN MAX
75
68
55
41
19
UNIT
ns
ns
operating characteristics, V_CC = 5 V, T_A = 25°C
PARAMETER
Cpd† Power dissipation capacitance
† _{Cpd is used to determine the dynamic power consumption, per package.}
PD = Cpd VCC2 fi + ∑ CL VCC2 fo
where: fi = input frequency
fo = output frequency
CL = output load capacitance
VCC = supply voltage
’HC4511
CD74HCT4511
TYP UNIT
114
pF
110
8
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