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74LS192D 数据表(PDF) 2 Page - Motorola, Inc

部件名 74LS192D
功能描述  PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER
PDF  9 Pages
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制造商  MOTOROLA [Motorola, Inc]
网页  http://www.freescale.com
标志 MOTOROLA - Motorola, Inc

74LS192D 数据表(HTML) 2 Page - Motorola, Inc

  74LS192D Datasheet HTML 1Page - Motorola, Inc 74LS192D Datasheet HTML 2Page - Motorola, Inc 74LS192D Datasheet HTML 3Page - Motorola, Inc 74LS192D Datasheet HTML 4Page - Motorola, Inc 74LS192D Datasheet HTML 5Page - Motorola, Inc 74LS192D Datasheet HTML 6Page - Motorola, Inc 74LS192D Datasheet HTML 7Page - Motorola, Inc 74LS192D Datasheet HTML 8Page - Motorola, Inc 74LS192D Datasheet HTML 9Page - Motorola, Inc  
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FAST AND LS TTL DATA
SN54/74LS192
• SN54/74LS193
STATE DIAGRAMS
LS192 LOGIC EQUATIONS
FOR TERMINAL COUNT
LS192
LS193
COUNT UP
COUNT DOWN
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
TCU = Q0 ⋅ Q3 ⋅ CPU
TCD = Q0 ⋅ Q1 ⋅ Q2 ⋅ Q3 ⋅ CPD
LS193 LOGIC EQUATIONS
FOR TERMINAL COUNT
TCU = Q0 ⋅ Q1⋅ Q2⋅ Q3 ⋅ CPU
TCD = Q0 ⋅ Q1 ⋅ Q2 ⋅ Q3 ⋅ CPD
LOGIC DIAGRAMS
VCC = PIN 16
GND = PIN 8
= PIN NUMBERS
LS192
P0
P1
P2
P3
TCU
(CARRY
OUTPUT)
Q0
Q1
Q2
Q3
MR
(CLEAR)
(DOWN
COUNT)
CPD
(UP COUNT)
CPU
(LOAD)
PL
1
2
6
7
3
4
5
9
11
12
10
13
15
14
TCD
(BORROW
OUTPUT)
SDQ
Q
CD
T
SDQ
Q
CD
T
SDQ
Q
CD
T
SDQ
Q
CD
T



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