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參數(shù)資料
| 型號(hào)： | 74LS83 |
| 廠商： | Motorola, Inc. |
| 英文描述： | 4-BIT BINARY FULL ADDER WITH FAST CARRY |
| 中文描述： | 4位二進(jìn)制全加器與快速進(jìn) |
| 文件頁(yè)數(shù)： | 3/3頁(yè) |
| 文件大小： | 94K |
| 代理商： | 74LS83 |
5-83
FAST AND LS TTL DATA
SN54/74LS83A
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
54
0.7
V
Guaranteed Input LOW Voltage for
All Inputs
74
0.8
VIK
Input Clamp Diode Voltage
–0.65
–1.5
V
VCC = MIN, IIN = –18 mA
VOH
Output HIGH Voltage
54
2.5
3.5
V
per Truth Table
VCC = MIN, IOH = MAX, VIN = VIH
74
2.7
3.5
V
VOL
Output LOW Voltage
54, 74
0.25
0.4
V
IOL = 4.0 mA
VCC = VCC MIN,
per Truth Table
74
0.35
0.5
V
IOL = 8.0 mA
VIN = VIL or VIH
IIH
Input HIGH Current
C0
A or B
20
40
μ
A
VCC = MAX, VIN = 2.7 V
C0
A or B
0.1
0.2
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
C0
A or B
–0.4
–0.8
mA
VCC = MAX, VIN = 0.4 V
IOS
ICC
Output Short Circuit Current (Note 1)
–20
–100
mA
VCC = MAX
Power Supply Current
All Inputs Grounded
All Inputs at 4.5 V, Except B
All Inputs at 4.5 V
39
34
34
mA
VCC = MAX
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS
(TA = 25
°
C)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
tPLH
tPHL
Propagation Delay, C0 Input
to any
Σ
Output
16
15
24
24
ns
Figures 1 and 2
tPLH
tPHL
Propagation Delay, Any A or
B Input to
Σ
Outputs
15
15
24
24
ns
VCC = 5.0 V
CL = 15 pF
tPLH
tPHL
Propagation Delay, C0 Input
to C4 Output
11
15
17
22
ns
tPLH
tPHL
Propagation Delay, Any A or
B Input to C4 Output
11
12
17
17
ns
Figure 1
Figure 2
AC WAVEFORMS
VIN
VOUT
1.3 V
tPHL
1.3 V
1.3 V
1.3 V
tPLH
VIN
VOUT
1.3 V
tPLH
1.3 V
1.3 V
1.3 V
tPHL
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|---|---|
| 74LS83 WAF | 制造商:Texas Instruments 功能描述: |
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