74ABT373A Просмотр технического описания (PDF) - Philips Electronics
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74ABT373A Datasheet PDF : 11 Pages
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Philips Semiconductors
Octal transparent latch (3-State)
Product specification
74ABT373A
DC ELECTRICAL CHARACTERISTICS
LIMITS
SYMBOL
PARAMETER
TEST CONDITIONS
Tamb = +25°C
Tamb = –40°C
to +85°C
UNIT
Min Typ Max Min Max
VIK
Input clamp voltage
VOH High-level output voltage
VOL
VRST
Low-level output voltage
Power-up output low
voltage3
VCC = 4.5V; IIK = –18mA
VCC = 4.5V; IOH = –3mA; VI = VIL or VIH
VCC = 5.0V; IOH = –3mA; VI = VIL or VIH
VCC = 4.5V; IOH = –32mA; VI = VIL or VIH
VCC = 4.5V; IOL = 64mA; VI = VIL or VIH
VCC = 5.5V; IO = 1mA; VI = GND or VCC
–0.9 –1.2
–1.2 V
2.5 2.9
2.5
V
3.0 3.4
3.0
V
2.0 2.4
2.0
V
0.3 0.55
0.55 V
0.13 0.55
0.55 V
II
IOFF
IPU/IPD
IOZH
Input leakage current
Power-off leakage current
Power-up/down 3-State
output current
3-State output High current
VCC = 5.5V; VI = GND or 5.5V
VCC = 0.0V; VO or VI ≤ 4.5V
VCC = 2.0V; VO = 0.5V; VOE = Don’t Care V1
= GND or VCC
VCC = 5.5V; VO = 2.7V; VI = VIL or VIH
±0.01 ±1.0
±5.0 ±100
±5.0 ±50
0.1 50
±1.0 µA
±100 µA
±50 µA
50
µA
IOZL
3-State output Low current VCC = 5.5V; VO = 0.5V; VI = VIL or VIH
–0.1 –50
–50 µA
ICEX Output High leakage current VCC = 5.5V; VO = 5.5V; VI = GND or VCC
5.0 50
50
µA
IO
Output current1
VCC = 5.5V; VO = 2.5V
–50 –100 –180 –50 –180 mA
ICCH
VCC = 5.5V; Outputs High, VI = GND or VCC
100 250
250 µA
ICCL
ICCZ
Quiescent supply current
VCC = 5.5V; Outputs Low, VI = GND or VCC
VCC = 5.5V; Outputs 3-State;
VI = GND or VCC
24
30
100 250
30 mA
250 µA
∆ICC
Additional supply current per VCC = 5.5V; one input at 3.4V,
input pin2
other inputs at VCC or GND
0.5 1.5
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. For valid test results, data must not be loaded into the flip-flops (or latches) after applying the power.
1.5 mA
AC CHARACTERISTICS
GND = 0V, tR = tF = 2.5ns, CL = 50pF, RL = 500Ω
SYMBOL
PARAMETER
WAVEFORM
tPLH
Propagation delay
tPHL
Dn to Qn
2
tPLH
Propagation delay
tPHL
E to Qn
1
tPZH
Output enable time
4
tPZL
to High and Low level
5
tPHZ
Output disable time
4
tPLZ
from High and Low level
5
LIMITS
Tamb = +25oC
VCC = +5.0V
Min
Typ
Max
1.4
3.2
4.2
1.4
3.6
4.7
1.4
3.2
4.2
1.9
3.7
4.8
1.2
3.1
4.2
2.1
4.2
5.2
1.3
3.4
4.6
1.2
3.0
4.1
Tamb = -40 to
+85oC
VCC = +5.0V ±0.5V
Min
Max
1.4
4.7
1.4
5.1
1.4
4.8
1.9
5.1
1.2
5.1
2.1
5.7
1.3
5.1
1.2
4.3
UNIT
ns
ns
ns
ns
1995 Feb 17
5
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