Datasheet

SN54BCT8374A, SN74BCT8374A
SCAN TEST DEVICES
WITH OCTAL D-TYPE EDGE-TRIGGERED FLIP-FLOPS
SCBS045E − JUNE 1990 − REVISED JULY 1996
17
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251−1443
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54BCT8374A SN74BCT8374A
UNIT
PARAMETER TEST CONDITIONS
MIN TYP
†
MAX MIN TYP
†
MAX
UNIT
V
IK
V
CC
= 4.5 V, I
I
= −18 mA −1.2 −1.2 V
V
CC
= 4.75 V, I
OH
= −3 mA 2.7 3.4 2.7 3.4
Any Q
I
OH
= −3 mA 2.4 3.4 2.4 3.4
Any Q
V
CC
= 4.5 V
I
OH
= −12 mA 2 3.2
V
OH
V
CC
4.5
V
I
OH
= −15 mA 2 3.1
V
V
OH
V
CC
= 4.75 V, I
OH
= −1 mA 2.7 3.4 2.7 3.4
V
TDO
V 45V
I
OH
= −1 mA 2.5 3.4 2.5 3.4
TDO
V
CC
= 4.5 V
I
OH
= −3 mA 2.4 3.3 2.4 3.3
Any Q
V 45V
I
OL
= 48 mA 0.38 0.55
V
Any Q V
CC
= 4.5 V
I
OL
= 64 mA 0.42 0.55
V
V
OL
TDO
V 45V
I
OL
= 20 mA 0.3 0.5
V
TDO V
CC
= 4.5 V
I
OL
= 24 mA 0.35 0.5
I
I
V
CC
= 5.5 V, V
I
= 5.5 V 0.1 0.1 mA
I
IH
V
CC
= 5.5 V, V
I
= 2.7 V −1 −35 −100 −1 −35 −100 µA
I
IHH
TMS V
CC
= 5.5 V, V
I
= 10 V 1 1 mA
I
IL
V
CC
= 5.5 V, V
I
= 0.5 V −30 −70 −200 −30 −70 −200 µA
I
Any Q
V 55V
V 27V
50 50
A
I
OZH
TDO
V
CC
= 5.5 V, V
O
= 2.7 V
−1
−35 −100 −1 −35 −100
µA
I
Any Q
V 55V
V 05V
−50 −50
A
I
OZL
TDO
V
CC
= 5.5 V, V
O
= 0.5 V
−30
−70 −200 −30 −70 −200
µA
I
OZPU
V
CC
= 0 to 2 V, V
O
= 0.5 V or 2.7 V ±250 ±250 µA
I
OZPD
V
CC
= 2 V to 0, V
O
= 0.5 V or 2.7 V ±250 ±250 µA
I
off
V
CC
= 0, V
I
or V
O
≤ 4.5 V ±250 ±250 µA
I
OS
‡
V
CC
= 5.5 V, V
O
= 0 −100 −225 −100 −225 mA
Outputs high 3.5 7 3.5 7
I
CC
V
CC
= 5.5 V, Outputs open
Outputs low
35 52 35 52
mA
I
CC
V
CC
5.5
V,
Outputs
open
Outputs disabled 1.5 3.5 1.5 3.5
mA
C
i
V
CC
= 5 V, V
I
= 2.5 V or 0.5 V 10 10 pF
C
o
V
CC
= 5 V, V
O
= 2.5 V or 0.5 V 14 14 pF
†
All typical values are at V
CC
= 5 V, T
A
= 25°C.
‡
Not more than one output should be shorted at a time, and the duration of the short circuit should not exceed one second.