Datasheet
SLLS019F − JUNE 1986 − REVISED JULY 2004
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
†
MIN TYP
‡
MAX UNIT
V
IK
Input clamp voltage I
I
= −18 mA −0.8 −1.5 V
V
hys
Hysteresis voltage (V
IT+
− V
IT−
) Bus 0.4 0.65 V
Terminal
I
OH
= − 800 µA,
V
CC
= MIN
T
A
= 25°C
and MAX
2.7 3.5
V
OH
§
High-level output voltage
Terminal
I
OH
= − 800 µA,
V
CC
= MIN
T
A
= MIN 2.7 3.5
V
V
OH
§
High-level output voltage
Bus
I
OH
= − 5.2 mA,
V
CC
= MIN
T
A
= 25°C
and MAX
2.2
V
Bus
I
OH
= − 5.2 mA,
V
CC
= MIN
T
A
= MIN 2.2
V
OL
Low-level output voltage
Terminal I
OL
= 16 mA, V
CC
= MIN 0.3 0.5
V
V
OL
Low-level output voltage
Bus
I
OL
= 48 mA, V
CC
= MIN 0.35 0.5
V
I
I
Input current at maximum input
voltage
Terminal V
I
= 5.5 V, V
CC
= MAX 0.2 100 µA
I
IH
High-level input current
Terminal and
control inputs
V
I
= 2.7 V, V
CC
= MAX 0.1 20 µA
I
I(bus)
= 0 2.5 3 3.7
V
I/O
Voltage at GPIB I/O port
I
I(bus)
= 0
2.5 3 3.7
V
V
I/O
Voltage at GPIB I/O port
I
I(bus)
= −12 mA −1.5
V
I
IL
Low-level input current
Terminal and
control inputs
V
I
= 0.5 V, V
CC
= MAX −10 −100 µA
V
I(bus)
= −1.5 V to 0.4 V −1.3
V
I(bus)
= 0.4 V to 2.5 V 0 −3.2
I
I/O
Current into GPIB I/O port
Power on
V
I(bus)
= 2.5 V to 3.7 V
2.5
−3.2
mA
I
I/O
Current into GPIB I/O port
V
I(bus)
= 3.7 V to 5 V 0 2.5
V
I(bus)
= 5 V to 5.5 V 0.7 2.5
Power off V
CC
= 0 V
I(bus)
= 0 to 2.5 V 40 µA
I
OS
§
Short-circuit output current
Terminal
V
CC
= MAX
−15 −35 −75
mA
I
OS
§
Short-circuit output current
Bus
V
CC
= MAX
−25 −50 −125
mA
I
CC
Supply current No load,
TE and DC low,
V
CC
= MAX
55 75 mA
C
I/O
GPIB I/O port capacitance V
CC
= 0 to 5 V, V
I/O
= 0 to 2 V, f = 1 MHz 30 pF
†
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
‡
All typical values are at V
CC
= 5 V, T
A
= 25°C.
§
V
OH
and I
OS
apply to 3-state outputs only.