Philips Semiconductors
Product specification
74ABT16241A
74ABTH16241A
16-bit buffer/driver (3-State)
1998 Feb 25
5
DC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
T
amb
= +25
°
C
T
amb
= –40
°
C
°
C
Min
UNIT
Min
Typ
Max
Max
V
IK
Input clamp voltage
V
CC
= 4.5V; I
IK
= –18mA
V
CC
= 4.5V; I
OH
= –3mA; V
I
= V
IL
or V
IH
V
CC
= 5.0V; I
OH
= –3mA; V
I
= V
IL
or V
IH
V
CC
= 4.5V; I
OH
= –32mA; V
I
= V
IL
or V
IH
V
CC
= 4.5V; I
OL
= 64mA; V
I
= V
IL
or V
IH
V
CC
= 5.5V; V
I
= GND or 5.5V
–0.9
–1.2
–1.2
V
2.5
2.9
2.5
V
V
OH
High-level output voltage
3.0
3.4
3.0
V
2.0
2.4
2.0
V
V
OL
I
I
Low-level output voltage
0.42
0.55
0.55
V
Input leakage current
±
0.01
±
1.0
±
1.0
μ
A
I
I
Input leakage current
In ut leakage current
74ABTH16241A
V
CC
= 5.5V; V
I
= V
CC
or GND
Control
pins
±
0.01
±
1
±
1
μ
A
V
CC
= 5.5V; V
I
= V
CC
V
CC
= 5.5V; V
I
= 0
V
CC
= 4.5V; V
I
= 0.8V
V
CC
= 4.5V; V
I
= 2.0V
V
CC
= 5.5V; V
I
= 0 to 5.5V
V
CC
= 0.0V; V
O
or V
I
≤
4.5V
V
CC
= 2.0V; V
O
= 0.5V; V
I
= GND or V
CC
;
V
OE
= V
CC
V
CC
= 5.5V; V
O
= 2.7V; V
I
= V
IL
or V
IH
V
CC
= 5.5V; V
O
= 0.5V; V
I
= V
IL
or V
IH
V
CC
= 5.5V; V
O
= 5.5V; V
I
= GND or V
CC
V
CC
= 5.5V; V
O
= 2.5V
V
CC
= 5.5V; Outputs High, V
I
= GND or V
CC
V
CC
= 5.5V; Outputs Low, V
I
= GND or V
CC
V
CC
= 5.5V; Outputs 3-State;
V
I
CC
Outputs enabled, one input at 3.4V, other
inputs at V
CC
or GND; V
CC
= 5.5V
Data pins
Data ins
0.01
1
1
μ
A
μ
A
–2
–3
–5
Bus Hold current A inputs
3
74ABTH16241A
75
75
I
HOLD
–75
±
500
–75
μ
A
I
OFF
Power-off leakage current
±
5.0
±
100
±
100
μ
A
I
PU
/I
PD
Power-up/down 3-State
output current
±
5.0
±
50
±
50
μ
A
I
OZH
I
OZL
I
CEX
I
O
I
CCH
I
CCL
3-State output High current
1.0
10
10
μ
A
μ
A
μ
A
mA
3-State output Low current
–1.0
–10
–10
Output high leakage current
Output current
1
1.0
50
50
–50
–70
–180
–50
–180
0.5
1.0
1.0
mA
Quiescent supply current
8
19
19
mA
I
CCZ
0.5
1.0
1.0
mA
I
CC
Additional supply current per
input pin
2
10
200
200
μ
A
NOTES:
1. Not more than one output should be tested at a time, and the duration of the test should not exceed one second.
2. This is the increase in supply current for each input at 3.4V.
3. This is the bus hold overdrive current required to force the input to the opposite logic state.
AC CHARACTERISTICS
GND = 0V; t
R
= t
F
= 2.5ns; C
L
= 50pF; R
L
= 500
; T
amb
= -40
°
C to +85
°
C.
LIMITS
SYMBOL
PARAMETER
WAVEFORM
T
amb
= +25
°
C
V
CC
= +5.0V
T
amb
= –40
°
C to +85
°
C
CC
= +5.0V
±
0.5V
UNIT
Min
Typ
Max
Min
Max
t
PLH
t
PHL
Propagation delay
nAx to nYx
1
1.0
1.0
1.8
1.6
2.6
2.4
1.0
1.0
3.1
2.9
ns
t
PZH
t
PZL
Output enable time
to High and Low level
2
1.0
1.0
2.4
2.6
3.4
4.6
1.0
1.0
3.9
5.0
ns
t
PHZ
t
PLZ
Output disable time
from High and Low level
2
1.3
1.3
3.0
2.4
4.3
3.6
1.0
1.0
5.3
4.2
ns