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參數(shù)資料
| 型號(hào)： | 74ABT374CSJX |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal D-Type Flip-Flop |
| 中文描述： | ABT SERIES, 8-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| 封裝： | 5.30 MM, LEAD FREE, EIAJ TYPE2, SOP-20 |
| 文件頁(yè)數(shù)： | 4/6頁(yè) |
| 文件大?。?/td> | 67K |
| 代理商： | 74ABT374CSJX |
Philips Semiconductors
Product specification
74ABT374A
Octal D-type flip-flop; positive-edge trigger
(3-State)
1995 Sep 06
4
DC ELECTRICAL CHARACTERISTICS
SYMBOL
LIMITS
PARAMETER
TEST CONDITIONS
T
amb
= +25
°
C
T
amb
= –40
°
C
to +85
°
C
UNIT
MIN
TYP
MAX
MIN
MAX
V
IK
Input clamp voltage
V
CC
= 4.5V; I
IK
= –18mA
–0.9
–1.2
–1.2
V
V
CC
= 4.5V; I
OH
= –3mA; V
I
= V
IL
or V
IH
2.5
2.9
2.5
V
V
OH
High-level output voltage
V
CC
= 5.0V; I
OH
= –3mA; V
I
= V
IL
or V
IH
3.0
3.4
3.0
V
V
CC
= 4.5V; I
OH
= –32mA; V
I
= V
IL
or V
IH
2.0
2.4
2.0
V
V
OL
Low-level output voltage
V
CC
= 4.5V; I
OL
= 64mA; V
I
= V
IL
or V
IH
0.42
0.55
0.55
V
V
RST
Power-up output low voltage
3
V
CC
= 5.5V; I
O
= 1mA; V
I
= GND or V
CC
0.13
0.55
0.55
V
I
I
Input leakage current
V
CC
= 5.5V; V
I
= GND or 5.5V
V
CC
= 0.0V; V
O
or V
I
≤
4.5V
V
CC
= 0.0V; I
= 1mA; V
I
= GND or V
CC
;
V
OE
= Don’t Care
V
CC
= 5.5V; V
O
= 2.7V; V
I
= V
IL
or V
IH
±
0.01
±
5.0
±
1.0
±
100
±
1.0
±
100
μ
A
μ
A
I
OFF
Power-off leakage current
I
PU
/I
PD
Power-up/down 3-State
output current
±
5.0
±
50
±
50
μ
A
I
OZH
3-State output High current
5.0
50
50
μ
A
I
OZL
3-State output Low current
V
CC
= 5.5V; V
O
= 0.5V; V
I
= V
IL
or V
IH
–5.0
–50
–50
μ
A
I
CEX
Output High leakage current
V
CC
= 5.5V; V
O
= 0.5V; V
I
= GND or V
CC
5.0
50
50
μ
A
I
O
Output current
1
V
CC
= 5.5V; V
O
= 2.5V
–50
–100
–180
–50
–180
mA
I
CCH
V
CC
= 5.5V; Outputs High, V
I
= GND or V
CC
110
250
250
μ
A
I
CCL
Quiescent supply current
V
CC
= 5.5V; Outputs Low, V
I
= GND or V
CC
24
30
30
mA
I
CCZ
V
CC
= 5.5V; Outputs 3–State;
V
I
= GND or V
CC
110
250
250
μ
A
I
CC
Additional supply current per
input pin
2
V
= 5.5V; one input at 3.4V,
other inputs at V
CC
or GND
0.5
1.5
1.5
mA
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.
AC CHARACTERISTICS
GND = 0V, t
R
= t
F
= 2.5ns, C
L
= 50pF, R
L
= 500
LIMITS
SYMBOL
PARAMETER
WAVEFORM
T
amb
= +25
o
C
V
CC
= +5.0V
T
amb
= -40 to
+85
o
C
V
CC
= +5.0V
±
0.5V
Min
UNIT
Min
Typ
Max
Max
f
MAX
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
Maximum clock frequency
1
200
300
200
ns
Propagation delay
CP to Qn
1
1.7
2.0
3.4
3.8
4.5
4.9
1.7
2.0
5.1
5.2
ns
Output enable time
to High and Low level
3
4
1.2
2.2
3.5
4.3
4.5
5.4
1.2
2.2
5.4
6.2
ns
Output disable time
from High and Low level
3
4
1.8
1.5
3.6
3.0
4.7
4.1
1.8
1.5
5.2
4.3
ns
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