MC14038BD データシートの表示（PDF） - Motorola => Freescale
部品番号
コンポーネント説明
メーカー
MC14038BD Datasheet PDF : 7 Pages
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ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ SWITCHING CHARACTERISTICS* (CL = 50 pF, TA = 25_C)
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Characteristic
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Output Rise and Fall Time
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTLH, tTHL = (1.5 ns/pF) CL + 25 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTLH, tTHL = (0.75 ns/pF) CL + 12.5 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tTLH, tTHL = (0.55 ns/pF) CL + 9.5 ns
Propagation Delay Time
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ A, B or Invert to Sum
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH, tPHL = (1.7 ns/pF) CL + 195 ns
tPLH, tPHL = (0.66 ns/pF) CL + 87 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH, tPHL = (0.5 ns/pF) CL + 65 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock to Sum
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH, tPHL = (1.7 ns/pF) CL + 415 ns
tPLH, tPHL = (0.66 ns/pF) CL + 147 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ tPLH, tPHL = (0.5 ns/pF) CL + 110 ns
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Input Setup Time
Symbol
tTLH,
tTHL
tPLH,
tPHL
tsu
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock Pulse Frequency
fcl
ÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎÎ Clock Rise and Fall Times
tTHL, tTLH
VDD
Vdc
5.0
10
15
5.0
10
15
5.0
10
15
5.0
10
15
5.0
10
15
5.0
10
15
Min
Typ #
Max
Unit
ns
—
100
200
—
50
100
—
40
80
ns
—
280
1400
—
120
300
—
90
230
ns
—
500
2400
—
180
600
—
135
450
10
– 10
—
ns
10
0
—
10
0
—
—
4.0
1.0
MHz
—
10
2.5
—
12
4.0
—
—
15
µs
—
—
5
—
—
4
* The formulas given are for the typical characteristics only at 25_C.
#Data labelled “Typ” is not to be used for design purposes but is intended as an indication of the IC’s potential performance.
MC14032B
TIMING DIAGRAMS
MC14038B
WORD 1 + WORD 2
A
B
C
INV
CR
S
TRUE SUM
WORD 1: 0.0111100 = + 60
WORD 2: 0.0110010 = + 50
0.1101110 = + 110
WORD 3 + WORD 4
COMPLEMENTED
SUM
WORD 3: 1.1011011 = – 37
WORD 4: 1.1001110 = – 50
1.0101001 = – 87
NOTE: Unused input pins must be connected to either VDD or VSS.
WORD 1 + WORD 2
A
B
C
INV
CR
S
TRUE SUM
WORD 1: 1.1000011 = – 61
WORD 2: 1.1001101 = – 51
1.0010000 = – 112
WORD 3 + WORD 4
COMPLEMENTED
SUM
WORD 3: 0.0100100 = + 36
WORD 4: 0.0110001 = + 49
0.1010101 = + 85
MC14032B MC14038B
130
MOTOROLA CMOS LOGIC DATA
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