J/K FLIP-FLOP
Technology
Bipolar
ALS AS
CMOS
BiCMOS
Advanced CMOS
PRE
•
CLR
Q
•
Q
Trigger Curcuit
1
Output
Device
TTL LS
S
F
HC HCT BCT ABT LVT ALVT
AC
ACT AHC AHCT LV LV-AT LVC ALVC AVC AUC
×
×
B
B
2S
2S
B
B
72
70
B
B
B
B
B
B
B
B
B
B
B
B
2S
2S
2S
2S
2S
2S
2S
2S
2S
2S
2S
2S
B
B
B
B
Q
B
B
B
B
B
B
Q
73
×
×
×
×
×
×
●A
●A
×/● -/●
●/● -/●
POS
2
4
109
110
111
376
76
●
●A ●A
×/-/ ● ×/-/ ●
×
×
●A
●A ●A ●A
×
×/-/-
×/-/-
×/● -/●
●/● -/●
×/-/-
78
107
112
113
114
276
●
2
4
NEG
●
×
×
×/-/ ● ×/-/ ●
●A
×
×
×
×
×
×/-/-
×
D-TYPE FLIP-FLOP
PRE
Technology
Bipolar
CMOS
BiCMOS
Advanced CMOS
ACT AHC AHCT LV LV-AT LVC ALVC AVC AUC
Q
•
Q
Trigger Curcuit
Output
Device
TTL LS
•
S
ALS AS
F
HC HCT BCT ABT LVT ALVT
AC
CLR
●
●A ●A
●
●/● ●/●
●/●/● ●/●/●
●
●
●A
●A
●A
●A
*
●
×A ●A
×
2
4
B
C
2S
2S
B
B
74
171
C
C
C
2S
2S
2S
2S
2S
3S
2S
3S
3S
3S
B
B
Q
Q
Q
Q
Q
Q
Q
Q
175
379
174
378
273
374
377
478
534
564
×
×
×
●
×
●
●
●
●
●
●
●
●
●
●B
●
×
●/● -/●
×/-
×/-/ ● ×/-/ ●
×/-/-
×/-/ ● ×/-/ ●
×/-/- ×/-/-
×/-/-
●
●A ●/● -/●
●
●
6
×
×
●
×/-
●
●/● ●/●
●/● ●/● ●/-
●
H●
×/-/ ● ×/-/ ●
×/●/● ●/●/●
●
●
●
●
●A
●A
●
●A
●
●A H●
●A
●A
●A
H●
*
●A ●/● ●/●
×/-/-
×/-/-
×/-/-
×/-/-
●A
●B
×
●
×
×
×/● ×/● ×/-
×/● ×/● ×/-
●A
×/●/● ×/●/-
×/●/- ×/●/-
●
●A
3S
Q
574
●B
●
●/● ●/● ●/-
×/●/● ×/●/●
●
●
●A
H●
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
3S
Q
575
576
577
825
826
874
876
878
879
4374
29825
29826
823
●A
●B
●A
×
●
×
●A
×
●
●
×
×
●B
×
Q
Q
Q
Q
Q
8
×/-/-
×/-/-
×/-/-
×/-/-
×/-/-
×/-/-
C
P
C
C
●B
●A
×
Q
Q
Q
Q
Q
Q
Q
×A
×
×
●/-
×/-
×
POS
C
C
C
C
●A
×A
×
×
●A
×
×
×
×
●
×/-/-
×/-/-
×/-/-
×/-/-
●A
●A
824
Q
Q
9
29823
29824
821
×
×
×/-
×/-
Q
Q
●A
×/-/-
×/-/-
×/-/-
×/-/-
822
Q
Q
Q
10
1821
29821
29822
16820
162820
●
×
●/-
×/-
Q
Q
Q
H●
H●
10X2
16
●
●A
H●A
●
H●
3S
Q
16374
●A H● H●
●
×
●
×
●
●
H●
●
3S
3S
16534
162374
Q
Q
H●
H●
H●
●
H●
●A
*
C
C
3S
Q
16823
●
×
18
20
3S
3S
3S
3S
3S
3S
Q
Q
Q
Q
Q
Q
162823
16721
16821
162721
162821
16722
H●
H●
H●
×
●
H●
22
32
●
●A
H●A
●
H●
3S
3S
Q
Q
32374
H● H●
H●
H●
322374
Explanatory notes [Trigger] POS: Positive edge NEG: Negative Edge
[PRE ･ CLR] B: Preset and Clear C: Clear Only
[Output] 2S:Totem pole Output 3S: 3-State Output
[Q･Q] B: Q･-Output Q: Q-Output Q: Q-Output
Status
●: Product available in technology indicated
*: New product planned in technology indicated
×: Discontinued
■: Not recommended for new designs
HC: SN74HCxx / CD74HCxx
HCT: SN74HCxx / CD74HCTxx
BCT: SN74BCTxx / SN64BCTxx
AC: 74AC11xxx (Product available in reduced-noise advanced CMOS: 11000 Series) / SN74ACxx / CD74ACxx
ACT: 74ACT11xxx (Product available in reduced-noise advanced CMOS: 11000 Series) / SN74ACTxx / CD74ACTxx
148
TI [ TEXAS INSTRUMENTS ]
