Datasheet
SN74GTLP21395
TWO 1-BIT LVTTL-TO-GTLP ADJUSTABLE-EDGE-RATE BUS TRANSCEIVERS
WITH SPLIT LVTTL PORT, FEEDBACK PATH, AND SELECTABLE POLARITY
SCES350B – JUNE 2001 – REVISED AUGUST 2001
3–59
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range for GTLP
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP
†
MAX UNIT
V
IK
V
CC
= 3.15 V, I
I
= –18 mA –1.2 V
V
CC
= 3.15 V to 3.45 V, I
OH
= –100 µA V
CC
–0.2
V
OH
Y outputs
I
OH
= –6 mA 2.4
V
V
CC
=
3.15
V
I
OH
= –12 mA 2
V
CC
= 3.15 V to 3.45 V, I
OL
= 100 µA 0.2
Y outputs
I
OL
= 6 mA 0.55
V
CC
= 3.15 V
I
OL
= 12 mA 0.8
V
OL
I
OL
= 10 mA 0.2
V
B port V
CC
= 3.15 V
I
OL
= 64 mA 0.4
I
OL
= 100 mA 0.55
I
I
‡
A-port and
control inputs
V
CC
= 3.45 V, V
I
= 0 to 5.5 V ±10 µA
Y outputs
V
CC
= 3.45 V, V
O
= 0 to 5.5 V ±10
µ
I
OZ
‡
B port
V
CC
= 3.45 V, V
REF
within 0.6 V of V
TT
, V
O
= 0 to 2.3 V ±10
µA
Outputs high 20
I
CC
Y outputs or B port
V
CC
= 3.45 V, I
O
= 0,
V
I
(A or control inputs) = V
CC
or GND,
Outputs low 20
mA
V
I
(B port) = V
TT
or GND
Outputs disabled 20
∆I
CC
§
V
CC
= 3.45 V, One A-port or control input at V
CC
– 0.6 V,
Other A-port or control inputs at V
CC
or GND
1.5 mA
A-port inputs
C
i
Control inputs
V
I
= 3.15 V or 0 pF
C
o
Y outputs V
O
= 3.15 V or 0 pF
C
io
B port V
O
= 1.5 V or 0 pF
†
All typical values are at V
CC
= 3.3 V, T
A
= 25°C.
‡
For I/O ports, the parameter I
OZ
includes the input leakage current.
§
This is the increase in supply current for each input that is at the specified TTL voltage level, rather than V
CC
or GND.
hot-insertion specifications for A inputs and Y outputs over recommended operating free-air
temperature range
PARAMETER TEST CONDITIONS MIN MAX UNIT
I
off
V
CC
= 0, V
I
or V
O
= 0 to 5.5 V 10 µA
I
OZPU
V
CC
= 0 to 1.5 V, V
O
= 0.5 V to 3 V, OEBY = 0 ±30 µA
I
OZPD
V
CC
= 1.5 V to 0, V
O
= 0.5 V to 3 V, OEBY = 0 ±30 µA
live-insertion specifications for B port over recommended operating free-air temperature range
PARAMETER TEST CONDITIONS MIN MAX UNIT
I
off
V
CC
= 0, BIAS V
CC
= 0, V
I
or V
O
= 0 to 1.5 V 10 µA
I
OZPU
V
CC
= 0 to 1.5 V, BIAS V
CC
= 0, V
O
= 0.5 V to 1.5 V, OEAB = 0 ±30 µA
I
OZPD
V
CC
= 1.5 V to 0, BIAS V
CC
= 0, V
O
= 0.5 V to 1.5 V, OEAB = 0 ±30 µA
I
V
CC
= 0 to 3.15 V 5 mA
CC
(BIAS V
CC
)
V
CC
= 3.15 V to 3.45 V
BIAS V
CC
= 3.15 V to 3.45 V, V
O
(B port) = 0 to 1.5 V
10 µA
V
O
V
CC
= 0, BIAS V
CC
= 3.3 V, I
O
= 0 0.95 1.05 V
I
O
V
CC
= 0, BIAS V
CC
= 3.15 V to 3.45 V, V
O
(B port) = 0.6 V –1 µA
PRODUCT PREVIEW