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CD54AC109 Datasheet(PDF) 5 Page - Texas Instruments

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Part No. CD54AC109
Description  DUAL J-K POSITIVE-EDGE-TRIGGERED FLIP-FLOPS WITH CLEAR AND PRESET
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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CD54AC109 Datasheet(HTML) 5 Page - Texas Instruments

 
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CD54AC109, CD74AC109
DUAL J-K POSITIVE-EDGE-TRIGGERED FLIP-FLOPS
WITH CLEAR AND PRESET
SCHS326 – JANUARY 2003
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V
(unless otherwise noted)
–55
°C to
125
°C
–40
°C to
85
°C
UNIT
MIN
MAX
MIN
MAX
fclock
Clock frequency
71
81
MHz
t
Pulse duration
CLK high or low
7
6
ns
tw
Pulse duration
CLR or PRE
6.3
5.5
ns
tsu
Setup time, before CLK
J or K
7.7
6.8
ns
th
Hold time, after CLK
J or K
0
0
ns
trec
Recovery time, before CLK
CLR
↑ or PRE↑
3.5
3.1
ns
timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V
(unless otherwise noted)
–55
°C to
125
°C
–40
°C to
85
°C
UNIT
MIN
MAX
MIN
MAX
fclock
Clock frequency
100
114
MHz
t
Pulse duration
CLK high or low
5
4.4
ns
tw
Pulse duration
CLR or PRE
4.5
3.9
ns
tsu
Setup time, before CLK
J or K
5.5
4.8
ns
th
Hold time, after CLK
J or K
0
0
ns
trec
Recovery time, before CLK
CLR
↑ or PRE↑
2.5
2.2
ns
switching characteristics over recommended operating free-air temperature range,
VCC = 1.5 V, CL = 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
–55
°C to
125
°C
–40
°C to
85
°C
UNIT
(INPUT)
(OUTPUT)
MIN
MAX
MIN
MAX
fmax
8
9
MHz
tPLH
CLK
QQ
129
117
ns
tPLH
CLR or PRE
Q or Q
153
139
ns
tPHL
CLK
QorQ
129
117
ns
tPHL
CLR or PRE
Q or Q
153
139
ns
switching characteristics over recommended operating free-air temperature range,
VCC = 3.3 V ± 0.3 V, CL = 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
–55
°C to
125
°C
–40
°C to
85
°C
UNIT
(INPUT)
(OUTPUT)
MIN
MAX
MIN
MAX
fmax
71
81
MHz
tPLH
CLK
QQ
3.6
14.4
3.7
13.1
ns
tPLH
CLR or PRE
Q or Q
4.3
17.1
4.4
15.5
ns
tPHL
CLK
QorQ
3.6
14.4
3.7
13.1
ns
tPHL
CLR or PRE
Q or Q
4.3
17.1
4.4
15.5
ns


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