Datasheet
SN54LVT8996, SN74LVT8996
3.3-V 10-BIT ADDRESSABLE SCAN PORTS
MULTIDROP-ADDRESSABLE IEEE STD 1149.1 (JTAG) TAP TRANSCEIVERS
SCBS686A – APRIL 1997 – REVISED DECEMBER 1999
34
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54LVT8996 SN74LVT8996
UNIT
PARAMETER
TEST
CONDITIONS
MIN TYP
†
MAX MIN TYP
†
MAX
UNIT
V
IK
V
CC
= 2.7 V, I
I
= –18 mA –1.2 –1.2 V
V
CC
= 2.7 V to 3.6 V, I
OH
= –100 µA V
CC
–0.2 V
CC
–0.2
V
OH
V
CC
= 2.7 V, I
OH
= –8 mA 2.4 2.4
V
V
OH
V
CC
=3V
I
OH
= –24 mA 2
V
V
CC
=
3
V
I
OH
= –32 mA 2
V
CC
=27V
I
OL
= 100 µA 0.2 0.2
V
CC
=
2
.
7
V
I
OL
= 24 mA 0.5 0.5
V
OL
I
OL
= 16 mA 0.4 0.4
V
V
OL
V
CC
=3V
I
OL
= 32 mA 0.5 0.5
V
V
CC
=
3
V
I
OL
= 48 mA 0.55
I
OL
= 64 mA 0.55
I
I
V
CC
= 0 or 3.6 V, V
I
= 5.5 V 10 10
µA
I
I
PTCK V
CC
= 3.6 V, V
I
= V
CC
or GND ±1 ±1
µ
A
I
IH
PTDI, PTMS, PTRST
V
CC
=36V
V
I
=V
CC
1 1
µA
I
IH
A9–A0, BYP, STDI
V
CC
=
3
.
6
V
,
V
I
=
V
CC
1 1
µ
A
I
IL
PTDI, PTMS, PTRST
V
CC
=36V
V
I
= GND
–8 –30 –8 –30
µA
I
IL
A9–A0, BYP, STDI
V
CC
=
3
.
6
V
,
V
I
=
GND
–25 –100 –25 –100
µ
A
I
off
V
CC
= 0, V
I
or V
O
= 0 to 4.5 V ±100 µA
I
OZH
PTDO, STDO V
CC
= 3.6 V, V
O
= 3 V 5 5 µA
I
OZL
PTDO, STDO V
CC
= 3.6 V, V
O
= 0.5 V –5 –5 µA
I
OZPU
V
CC
= 0 to 1.5 V, V
O
= 0.5 V to 3 V, ±100* ±100 µA
I
OZPD
V
CC
= 1.5 V to 0, V
O
= 0.5 V to 3 V ±100* ±100 µA
OFF, STCK = H,
STMS = H
2 2
I
CC
V
CC
= 3.6 V,
V
I
= V
CC
or
ON, PTDO = L,
STCK = L,
STDO = L, STMS = L
20 20
mA
I
CC
ICC
GND,
I
O
= 0
ON, PTDO = H,
STCK = H,
STDO = H,
STMS = H
7 7
mA
TRST, STCK = L 10 10
∆I
CC
‡
V
CC
= 3 V to 3.6 V,
One input at V
CC
– 0.6 V,
Other inputs at V
CC
or GND
0.2 0.2 mA
C
i
V
I
= 3 V or 0 3.5 3.5 pF
C
o
V
O
= 3 V or 0 6.5 6.5 pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
†
All typical values are at V
CC
= 3.3 V, T
A
= 25°C.
‡
This is the increase in supply current for each input that is at the specified TTL voltage level rather than V
CC
or GND.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.