935283683115 [NXP]

Bus Driver, HC/UH Series, 2-Func, 4-Bit, Inverted Output, CMOS, PQCC20;
935283683115
型号: 935283683115
厂家: NXP    NXP
描述:

Bus Driver, HC/UH Series, 2-Func, 4-Bit, Inverted Output, CMOS, PQCC20

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文件: 总18页 (文件大小:113K)
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74HC240; 74HCT240  
Octal buffer/line driver; 3-state; inverting  
Rev. 03 — 2 August 2007  
Product data sheet  
1. General description  
The 74HC240; 74HCT240 is a high-speed Si-gate CMOS device and is pin compatible  
with Low-Power Schottky TTL (LSTTL).  
The 74HC240; 74HCT240 is a dual octal inverting buffer/line driver with 3-state outputs.  
The 3-state outputs are controlled by the output enable inputs 1OE and 2OE. A HIGH on  
nOE causes the outputs to assume a high impedance OFF-state.  
The 74HC240; 74HCT240 is similar to the 74HC244; 74HCT244 but has inverting  
outputs.  
2. Features  
Inverting 3-state outputs  
Multiple package options  
Complies with JEDEC standard no. 7 A  
ESD protection:  
HBM JESD22-A114-D exceeds 2000 V  
MM JESD22-A115-A exceeds 200 V  
Specified from 40 °C to +85 °C and from 40 °C to +125 °C  
3. Ordering information  
Table 1.  
Ordering information  
Type number  
Package  
Temperature range Name  
Description  
Version  
74HC240  
74HC240N  
74HC240D  
40 °C to +125 °C  
40 °C to +125 °C  
DIP20  
SO20  
plastic dual in-line package; 20 leads (300 mil)  
SOT146-1  
SOT163-1  
plastic small outline package; 20 leads;  
body width 7.5 mm  
74HC240DB  
74HC240PW  
74HC240BQ  
40 °C to +125 °C  
40 °C to +125 °C  
40 °C to +125 °C  
SSOP20  
plastic shrink small outline package; 20 leads;  
body width 5.3 mm  
SOT339-1  
TSSOP20  
plastic thin shrink small outline package; 20 leads; SOT360-1  
body width 4.4 mm  
DHVQFN20 plastic dual-in-line compatible thermal enhanced  
very thin quad flat package; no leads; 20 terminals;  
body 2.5 × 4.5 × 0.85 mm  
SOT764-1  
SOT146-1  
74HCT240  
74HCT240N  
40 °C to +125 °C  
DIP20  
plastic dual in-line package; 20 leads (300 mil)  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
Table 1.  
Ordering information …continued  
Type number  
Package  
Temperature range Name  
Description  
Version  
74HCT240D  
40 °C to +125 °C  
40 °C to +125 °C  
40 °C to +125 °C  
40 °C to +125 °C  
SO20  
plastic small outline package; 20 leads;  
body width 7.5 mm  
SOT163-1  
74HCT240DB  
74HCT240PW  
74HCT240BQ  
SSOP20  
TSSOP20  
plastic shrink small outline package; 20 leads;  
body width 5.3 mm  
SOT339-1  
plastic thin shrink small outline package; 20 leads; SOT360-1  
body width 4.4 mm  
DHVQFN20 plastic dual-in-line compatible thermal enhanced  
very thin quad flat package; no leads; 20 terminals;  
body 2.5 × 4.5 × 0.85 mm  
SOT764-1  
4. Functional diagram  
1A0  
2
1Y0  
1Y1  
1Y2  
18  
16  
14  
1A1  
1A2  
4
6
1A3  
8
1
1Y3 12  
1
2
EN  
1OE  
18  
16  
14  
12  
4
6
8
2
1Y0 18  
2Y0  
1A0  
2A0  
2Y0  
2Y1  
2Y2  
2Y3  
17  
3
5
7
9
3
17 2A0  
15 2A1  
4
1A1  
2A1  
1Y1 16  
15  
5
2Y1  
19  
11  
EN  
2A2  
13  
6
14  
7
1Y2  
2Y2  
1A2  
2A2  
13  
9
2A3  
11  
19  
8
12  
9
1Y3  
2Y3  
1A3  
2A3  
13  
15  
17  
7
5
3
11  
2OE  
1OE  
2OE  
1
19  
mgu779  
mgu780  
mgu778  
Fig 1. Logic symbol  
Fig 2. IEC logic symbol  
Fig 3. Functional diagram  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
2 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
5. Pinning information  
5.1 Pinning  
74HC240  
74HCT240  
terminal 1  
index area  
74HC240  
74HCT240  
2
3
4
5
6
7
8
9
19  
18  
17  
16  
15  
14  
13  
12  
1A0  
2Y0  
1A1  
2Y1  
1A2  
2Y2  
1A3  
2Y3  
2OE  
1Y0  
2A0  
1Y1  
2A1  
1Y2  
2A2  
1Y3  
1
2
20  
19  
18  
17  
16  
15  
14  
13  
12  
11  
1OE  
1A0  
2Y0  
1A1  
2Y1  
1A2  
2Y2  
1A3  
2Y3  
GND  
V
CC  
2OE  
1Y0  
2A0  
1Y1  
2A1  
1Y2  
2A2  
1Y3  
2A3  
3
4
5
6
(1)  
GND  
7
8
9
001aag234  
10  
001aag233  
Transparent top view  
(1) The die substrate is attached to this pad using  
conductive die attach material. It can not be used as  
supply pin or input  
Fig 4. Pin configuration DIP20, SO20, (T)SSOP20  
Fig 5. Pin configuration DHVQFN20  
5.2 Pin description  
Table 2.  
Symbol  
1OE  
1A0  
Pin description  
Pin  
1
Description  
output enable input (active LOW)  
data input  
2
2Y0  
3
bus output  
1A1  
4
data input  
2Y1  
5
bus output  
1A2  
6
data input  
2Y2  
7
bus output  
1A3  
8
data input  
2Y3  
9
bus output  
GND  
2A3  
10  
11  
12  
13  
14  
15  
16  
ground (0 V)  
data input  
1Y3  
bus output  
2A2  
data input  
1Y2  
bus output  
2A1  
data input  
1Y1  
bus output  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
3 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
Table 2.  
Symbol  
2A0  
Pin description …continued  
Pin  
17  
18  
19  
20  
Description  
data input  
1Y0  
bus output  
2OE  
output enable input (active LOW)  
supply voltage  
VCC  
6. Functional description  
Table 3.  
Function table[1]  
Input  
nOE  
L
Output  
nAn  
L
nYn  
H
L
H
L
H
X
Z
[1] H = HIGH voltage level;  
L = LOW voltage level;  
X = don’t care;  
Z = high-impedance OFF-state.  
7. Limiting values  
Table 4.  
Limiting values  
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).  
Symbol  
VCC  
IIK  
Parameter  
Conditions  
Min  
Max  
+7  
Unit  
V
supply voltage  
0.5  
input clamping current  
output clamping current  
output current  
VI < 0.5 V or VI > VCC + 0.5 V  
VO < 0.5 V or VO > VCC + 0.5 V  
0.5 V < VO < VCC + 0.5 V  
-
±20  
±20  
±35  
70  
mA  
mA  
mA  
mA  
mA  
°C  
IOK  
-
IO  
-
ICC  
supply current  
-
IGND  
Tstg  
Ptot  
ground current  
70  
65  
-
storage temperature  
total power dissipation  
DIP20 package  
+150  
[1]  
-
-
750  
500  
mW  
mW  
SO20, SSOP20, TSSOP20  
and DHVQFN20 packages  
[1] For DIP20 packages: above 70 °C, Ptot derates linearly with 12 mW/K.  
For SO20 packages: above 70 °C, Ptot derates linearly with 8 mW/K.  
For SSOP20 and TSSOP20 packages: above 60 °C, Ptot derates linearly with 5.5 mW/K.  
For DHVQFN20 packages: above 60 °C, Ptot derates linearly with 4.5 mW/K.  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
4 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
8. Recommended operating conditions  
Table 5.  
Symbol  
74HC240  
VCC  
Recommended operating conditions  
Parameter  
Conditions  
Min  
Typ  
Max  
Unit  
supply voltage  
2.0  
5.0  
6.0  
V
VI  
input voltage  
0
-
VCC  
VCC  
625  
139  
83  
V
VO  
output voltage  
0
-
V
t/V  
input transition rise and fall rate VCC = 2.0 V  
VCC = 4.5 V  
-
-
ns/V  
ns/V  
ns/V  
°C  
-
1.67  
VCC = 6.0 V  
-
-
-
Tamb  
74HCT240  
VCC  
ambient temperature  
40  
+125  
supply voltage  
4.5  
0
5.0  
5.5  
V
VI  
input voltage  
-
VCC  
VCC  
139  
+125  
V
VO  
output voltage  
0
-
V
t/V  
Tamb  
input transition rise and fall rate VCC = 4.5 V  
ambient temperature  
-
1.67  
-
ns/V  
°C  
40  
9. Static characteristics  
Table 6.  
Static characteristics  
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).  
Symbol Parameter  
Conditions  
25 °C  
40 °C to +85 °C 40 °C to +125 °C Unit  
Min Typ Max  
Min  
Max  
Min  
Max  
74HC240  
VIH  
HIGH-level  
input voltage  
VCC = 2.0 V  
1.5 1.2  
3.15 2.4  
4.2 3.2  
-
-
1.5  
-
-
1.5  
-
-
V
V
V
V
V
V
VCC = 4.5 V  
3.15  
3.15  
VCC = 6.0 V  
-
4.2  
-
4.2  
-
VIL  
LOW-level  
input voltage  
VCC = 2.0 V  
-
-
-
0.8  
0.5  
-
-
-
0.5  
1.35  
1.8  
-
-
-
0.5  
1.35  
1.8  
VCC = 4.5 V  
2.1 1.35  
VCC = 6.0 V  
2.8  
1.8  
VOH  
HIGH-level  
VI = VIH or VIL  
output voltage  
IO = 20 µA; VCC = 2.0 V  
IO = 20 µA; VCC = 4.5 V  
IO = 20 µA; VCC = 6.0 V  
IO = 6.0 mA; VCC = 4.5 V  
IO = 7.8 mA; VCC = 6.0 V  
1.9 2.0  
4.4 4.5  
5.9 6.0  
3.98 4.32  
5.48 5.81  
-
-
-
-
-
1.9  
4.4  
-
-
-
-
-
1.9  
4.4  
5.9  
3.7  
5.2  
-
-
-
-
-
V
V
V
V
V
5.9  
3.84  
5.34  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
5 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
Table 6.  
Static characteristics …continued  
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).  
Symbol Parameter  
Conditions  
25 °C  
40 °C to +85 °C 40 °C to +125 °C Unit  
Min Typ Max  
Min  
Max  
Min  
Max  
VOL  
LOW-level  
VI = VIH or VIL  
output voltage  
IO = 20 µA; VCC = 2.0 V  
IO = 20 µA; VCC = 4.5 V  
IO = 20 µA; VCC = 6.0 V  
IO = 6.0 mA; VCC = 4.5 V  
IO = 7.8 mA; VCC = 6.0 V  
-
-
-
-
-
-
0
0
0
0.1  
0.1  
0.1  
-
-
-
-
-
-
0.1  
0.1  
-
-
-
-
-
-
0.1  
0.1  
0.1  
0.4  
0.4  
±1.0  
V
V
0.1  
V
0.15 0.26  
0.16 0.26  
0.33  
0.33  
±1.0  
V
V
II  
input leakage VI = VCC or GND;  
-
±0.1  
µA  
current  
VCC = 6.0 V  
IOZ  
OFF-state  
per input pin; VI = VIH or VIL;  
-
-
±0.5  
-
±5.0  
-
±10  
µA  
output current VO = VCC or GND;  
other inputs at VCC or GND;  
CC = 6.0 V; IO = 0 A  
V
ICC  
CI  
supply current VI = VCC or GND; IO = 0 A;  
CC = 6.0 V  
-
-
-
8.0  
-
-
-
80  
-
-
-
160  
-
µA  
V
input  
3.5  
pF  
capacitance  
74HCT240  
VIH  
HIGH-level  
input voltage  
VCC = 4.5 V to 5.5 V  
VCC = 4.5 V to 5.5 V  
2.0 1.6  
1.2  
-
2.0  
-
-
2.0  
-
-
V
V
VIL  
LOW-level  
-
0.8  
0.8  
0.8  
input voltage  
VOH  
HIGH-level  
output voltage  
VI = VIH or VIL; VCC = 4.5 V  
IO = 20 µA  
4.4 4.5  
-
-
4.4  
-
-
4.4  
3.7  
-
-
V
V
IO = 6 mA  
3.98 4.32  
3.84  
VOL  
LOW-level  
output voltage  
VI = VIH or VIL; VCC = 4.5 V  
IO = 20 µA  
-
-
-
0
0.1  
-
-
-
0.1  
-
-
-
0.1  
0.4  
V
IO = 6.0 mA  
0.16 0.26  
0.33  
±1.0  
V
II  
input leakage VI = VCC or GND;  
-
±0.1  
±1.0  
µA  
current  
VCC = 5.5 V  
IOZ  
OFF-state  
per input pin; VI = VIH or VIL;  
-
-
±0.5  
-
±5.0  
-
±10  
µA  
µA  
output current VO = VCC or GND;  
other inputs at VCC or GND;  
CC = 5.5 V; IO = 0 A  
V
ICC  
supply current VI = VCC or GND;  
CC = 5.5 V; IO = 0 A  
-
-
8.0  
-
80  
-
160  
V
ICC  
additional  
per input pin;  
supply current VI = VCC 2.1 V;  
other inputs at VCC or GND;  
CC = 4.5 V to 5.5 V;  
IO = 0 A  
V
nAn or inputs  
nOE input  
-
-
-
150 540  
-
-
-
675  
315  
-
-
-
-
735  
343  
-
µA  
µA  
pF  
70  
252  
-
CI  
input  
3.5  
capacitance  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
6 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
10. Dynamic characteristics  
Table 7.  
Dynamic characteristics  
GND = 0 V; for load circuit see Figure 8.  
Symbol Parameter  
Conditions  
25 °C  
40 °C to +125 °C Unit  
Max Max  
(85 °C) (125 °C)  
Min  
Typ  
Max  
74HC240  
[1]  
tpd  
propagation delay nAn to nYn;  
see Figure 6  
VCC = 2.0 V  
-
-
-
-
30  
11  
9
100  
20  
-
125  
25  
-
150  
30  
-
ns  
ns  
ns  
ns  
VCC = 4.5 V  
VCC = 5.0 V; CL = 15 pF  
VCC = 6.0 V  
nOE to nYn; see Figure 7  
VCC = 2.0 V  
9
17  
21  
26  
[2]  
[3]  
[4]  
[5]  
ten  
tdis  
tt  
enable time  
disable time  
transition time  
-
-
-
39  
14  
11  
150  
30  
190  
38  
225  
45  
ns  
ns  
ns  
VCC = 4.5 V  
VCC = 6.0 V  
26  
33  
38  
nOE to nYn or see Figure 7  
VCC = 2.0 V  
-
-
-
41  
15  
12  
150  
30  
190  
38  
225  
45  
ns  
ns  
ns  
VCC = 4.5 V  
VCC = 6.0 V  
26  
33  
38  
see Figure 6  
VCC = 2.0 V  
-
-
-
-
14  
5
60  
12  
10  
-
75  
15  
13  
-
90  
18  
15  
-
ns  
ns  
ns  
pF  
VCC = 4.5 V  
VCC = 6.0 V  
4
CPD  
power dissipation per transceiver;  
capacitance VI = GND to VCC  
30  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
7 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
Table 7.  
Dynamic characteristics …continued  
GND = 0 V; for load circuit see Figure 8.  
Symbol Parameter  
Conditions  
25 °C  
40 °C to +125 °C Unit  
Max Max  
(85 °C) (125 °C)  
Min  
Typ  
Max  
74HCT240  
[1]  
tpd  
propagation delay nAn to nYn;  
see Figure 6  
VCC = 4.5 V  
-
-
-
11  
9
20  
-
25  
-
30  
-
ns  
ns  
ns  
VCC = 5.0 V; CL = 15 pF  
[2]  
[3]  
ten  
enable time  
disable time  
transition time  
nOE to nYn; VCC = 4.5 V; see  
Figure 7  
13  
30  
38  
45  
tdis  
nOE to nYn; VCC = 4.5 V; see  
Figure 7  
-
13  
25  
31  
38  
ns  
[4]  
[5]  
tt  
VCC = 4.5 V; see Figure 6  
-
-
5
12  
-
15  
-
18  
-
ns  
CPD  
power dissipation per transceiver;  
capacitance VI = GND to VCC 1.5 V  
30  
pF  
[1] tpd is the same as tPHL and tPLH  
[2] ten is the same as tPZH and tPZL  
[3] tdis is the same as tPHZ and tPLZ  
[4] tt is the same as tTHL and tTLH  
.
.
.
.
[5] CPD is used to determine the dynamic power dissipation (PD in µW):  
PD = CPD × VCC2 × fi × N + (CL × VCC2 × fo) where:  
fi = input frequency in MHz;  
fo = output frequency in MHz;  
CL = output load capacitance in pF;  
VCC = supply voltage in V;  
N = number of inputs switching;  
(CL × VCC2 × fo) = sum of outputs.  
11. Waveforms  
V
I
nAn input  
GND  
V
V
M
t
M
t
PHL  
PLH  
V
OH  
V
M
V
M
nYn output  
V
OL  
mgu781  
Measurement points are given in Table 8.  
VOL and VOH are typical voltage output drop that occur with the output load.  
Fig 6. Input (nAn) to output (nYn) propagation delays and output transition times  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
8 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
V
I
nOE input  
V
M
GND  
t
t
PZL  
PLZ  
V
CC  
nYn output  
LOW-to-OFF  
OFF-to-LOW  
V
M
V
X
V
OL  
t
t
PZH  
PHZ  
V
OH  
V
Y
nYn output  
HIGH-to-OFF  
OFF-to-HIGH  
V
M
GND  
outputs  
enabled  
outputs  
disabled  
outputs  
enabled  
001aae014  
Measurement points are given in Table 8.  
VOL and VOH are typical voltage output drop that occur with the output load.  
Fig 7. 3-state enable and disable times  
Table 8.  
Type  
Measurement points  
Input  
VM  
Output  
VM  
VX  
VY  
74HC240  
0.5 × VCC  
1.3 V  
0.5 × VCC  
1.3 V  
0.1 × VCC  
0.1 × VCC  
0.9 × VCC  
0.9 × VCC  
74HCT240  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
9 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
t
W
V
I
90 %  
negative  
pulse  
V
V
V
M
M
10 %  
0 V  
t
t
r
f
t
t
f
r
V
I
90 %  
positive  
pulse  
V
M
M
10 %  
0 V  
t
W
V
V
CC  
CC  
V
V
O
I
R
L
S1  
PULSE  
GENERATOR  
open  
DUT  
R
T
C
L
001aad983  
Test data is given in Table 9.  
Definitions test circuit:  
RT = Termination resistance should be equal to output impedance Zo of the pulse generator.  
CL = Load capacitance including jig and probe capacitance.  
RL = Load resistance.  
S1 = Test selection switch.  
Fig 8. Load circuitry for measuring switching times  
Table 9.  
Type  
Test data  
Input  
Load  
S1 position  
tPHL, tPLH  
open  
VI  
tr, tf  
6 ns  
6 ns  
CL  
RL  
tPZH, tPHZ  
GND  
tPZL, tPLZ  
VCC  
74HC240  
VCC  
3 V  
15 pF, 50 pF  
15 pF, 50 pF  
1 kΩ  
1 kΩ  
74HCT240  
open  
GND  
VCC  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
10 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
12. Package outline  
DIP20: plastic dual in-line package; 20 leads (300 mil)  
SOT146-1  
D
M
E
A
2
A
A
1
L
c
e
w M  
Z
b
1
(e )  
1
b
M
H
20  
11  
pin 1 index  
E
1
10  
0
5
10 mm  
scale  
DIMENSIONS (inch dimensions are derived from the original mm dimensions)  
(1)  
A
A
A
(1)  
(1)  
Z
1
2
UNIT  
mm  
b
b
c
D
E
e
e
1
L
M
M
H
w
1
E
max.  
min.  
max.  
max.  
1.73  
1.30  
0.53  
0.38  
0.36  
0.23  
26.92  
26.54  
6.40  
6.22  
3.60  
3.05  
8.25  
7.80  
10.0  
8.3  
4.2  
0.51  
3.2  
2.54  
0.1  
7.62  
0.3  
0.254  
0.01  
2
0.068  
0.051  
0.021  
0.015  
0.014  
0.009  
1.060  
1.045  
0.25  
0.24  
0.14  
0.12  
0.32  
0.31  
0.39  
0.33  
inches  
0.17  
0.02  
0.13  
0.078  
Note  
1. Plastic or metal protrusions of 0.25 mm (0.01 inch) maximum per side are not included.  
REFERENCES  
OUTLINE  
EUROPEAN  
PROJECTION  
ISSUE DATE  
VERSION  
IEC  
JEDEC  
JEITA  
99-12-27  
03-02-13  
SOT146-1  
MS-001  
SC-603  
Fig 9. Package outline SOT146-1 (DIP20)  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
11 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
SO20: plastic small outline package; 20 leads; body width 7.5 mm  
SOT163-1  
D
E
A
X
c
y
H
E
v
M
A
Z
20  
11  
Q
A
2
A
(A )  
3
A
1
pin 1 index  
θ
L
p
L
1
10  
w
detail X  
e
M
b
p
0
5
10 mm  
scale  
DIMENSIONS (inch dimensions are derived from the original mm dimensions)  
A
max.  
(1)  
(1)  
(1)  
UNIT  
mm  
A
A
A
b
c
D
E
e
H
L
L
Q
v
w
y
θ
1
2
3
p
E
p
Z
0.3  
0.1  
2.45  
2.25  
0.49  
0.36  
0.32  
0.23  
13.0  
12.6  
7.6  
7.4  
10.65  
10.00  
1.1  
0.4  
1.1  
1.0  
0.9  
0.4  
2.65  
0.1  
0.25  
0.01  
1.27  
0.05  
1.4  
0.25  
0.01  
0.25  
0.1  
8o  
0o  
0.012 0.096  
0.004 0.089  
0.019 0.013 0.51  
0.014 0.009 0.49  
0.30  
0.29  
0.419  
0.394  
0.043 0.043  
0.016 0.039  
0.035  
0.016  
inches  
0.055  
0.01 0.004  
Note  
1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.  
REFERENCES  
OUTLINE  
EUROPEAN  
PROJECTION  
ISSUE DATE  
VERSION  
IEC  
JEDEC  
JEITA  
99-12-27  
03-02-19  
SOT163-1  
075E04  
MS-013  
Fig 10. Package outline SOT163-1 (SO20)  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
12 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
SSOP20: plastic shrink small outline package; 20 leads; body width 5.3 mm  
SOT339-1  
D
E
A
X
v
c
H
M
A
y
E
Z
20  
11  
Q
A
2
A
(A )  
3
A
1
pin 1 index  
θ
L
p
L
1
10  
detail X  
w
M
b
p
e
0
2.5  
5 mm  
scale  
DIMENSIONS (mm are the original dimensions)  
A
(1)  
(1)  
(1)  
UNIT  
A
A
A
b
c
D
E
e
H
L
L
Q
v
w
y
Z
θ
1
2
3
p
E
p
max.  
8o  
0o  
0.21  
0.05  
1.80  
1.65  
0.38  
0.25  
0.20  
0.09  
7.4  
7.0  
5.4  
5.2  
7.9  
7.6  
1.03  
0.63  
0.9  
0.7  
0.9  
0.5  
mm  
2
0.65  
0.25  
1.25  
0.2  
0.13  
0.1  
Note  
1. Plastic or metal protrusions of 0.2 mm maximum per side are not included.  
REFERENCES  
OUTLINE  
EUROPEAN  
PROJECTION  
ISSUE DATE  
VERSION  
IEC  
JEDEC  
JEITA  
99-12-27  
03-02-19  
SOT339-1  
MO-150  
Fig 11. Package outline SOT339-1 (SSOP20)  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
13 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
TSSOP20: plastic thin shrink small outline package; 20 leads; body width 4.4 mm  
SOT360-1  
D
E
A
X
c
H
v
M
A
y
E
Z
11  
20  
Q
A
2
(A )  
3
A
A
1
pin 1 index  
θ
L
p
L
1
10  
detail X  
w
M
b
p
e
0
2.5  
5 mm  
scale  
DIMENSIONS (mm are the original dimensions)  
A
(1)  
(2)  
(1)  
UNIT  
A
A
A
b
c
D
E
e
H
L
L
Q
v
w
y
Z
θ
1
2
3
p
E
p
max.  
8o  
0o  
0.15  
0.05  
0.95  
0.80  
0.30  
0.19  
0.2  
0.1  
6.6  
6.4  
4.5  
4.3  
6.6  
6.2  
0.75  
0.50  
0.4  
0.3  
0.5  
0.2  
mm  
1.1  
0.65  
0.25  
1
0.2  
0.13  
0.1  
Notes  
1. Plastic or metal protrusions of 0.15 mm maximum per side are not included.  
2. Plastic interlead protrusions of 0.25 mm maximum per side are not included.  
REFERENCES  
OUTLINE  
EUROPEAN  
PROJECTION  
ISSUE DATE  
VERSION  
IEC  
JEDEC  
JEITA  
99-12-27  
03-02-19  
SOT360-1  
MO-153  
Fig 12. Package outline SOT360-1 (TSSOP20)  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
14 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
DHVQFN20: plastic dual in-line compatible thermal enhanced very thin quad flat package; no leads;  
20 terminals; body 2.5 x 4.5 x 0.85 mm  
SOT764-1  
B
A
D
A
A
1
E
c
detail X  
terminal 1  
index area  
C
terminal 1  
index area  
e
1
y
y
e
b
v
M
C
C
A
B
C
1
w
M
2
9
L
1
10  
E
h
e
20  
11  
19  
12  
D
h
X
0
2.5  
5 mm  
scale  
DIMENSIONS (mm are the original dimensions)  
(1)  
A
(1)  
(1)  
UNIT  
A
b
c
E
e
e
1
y
D
D
E
L
v
w
y
1
1
h
h
max.  
0.05 0.30  
0.00 0.18  
4.6  
4.4  
3.15  
2.85  
2.6  
2.4  
1.15  
0.85  
0.5  
0.3  
mm  
0.05  
0.1  
1
0.2  
0.5  
3.5  
0.1  
0.05  
Note  
1. Plastic or metal protrusions of 0.075 mm maximum per side are not included.  
REFERENCES  
OUTLINE  
EUROPEAN  
PROJECTION  
ISSUE DATE  
VERSION  
IEC  
JEDEC  
JEITA  
02-10-17  
03-01-27  
SOT764-1  
- - -  
MO-241  
- - -  
Fig 13. Package outline SOT764-1 (DHVQFN20)  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
15 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
13. Abbreviations  
Table 10. Abbreviations  
Acronym  
CMOS  
DUT  
Description  
Complementary Metal Oxide Semiconductor  
Device Under Test  
ESD  
ElectroStatic Discharge  
Human Body Model  
HBM  
MM  
Machine Model  
TTL  
Transistor-Transistor Logic  
14. Revision history  
Table 11. Revision history  
Document ID  
74HC_HCT240_3  
Modifications:  
Release date  
20070802  
Data sheet status  
Change notice Supersedes  
Product data sheet  
-
74HC_HCT240_CNV_2  
The format of this data sheet has been redesigned to comply with the new identity  
guidelines of NXP Semiconductors.  
Legal texts have been adapted to the new company name where appropriate.  
Added type number 74HC240BQ and 74HCT240BQ (DHVQFN20 package)  
74HC_HCT240_CNV_2  
19970828  
Product specification  
-
-
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
16 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
15. Legal information  
15.1 Data sheet status  
Document status[1][2]  
Product status[3]  
Development  
Definition  
Objective [short] data sheet  
This document contains data from the objective specification for product development.  
This document contains data from the preliminary specification.  
This document contains the product specification.  
Preliminary [short] data sheet Qualification  
Product [short] data sheet Production  
[1]  
[2]  
[3]  
Please consult the most recently issued document before initiating or completing a design.  
The term ‘short data sheet’ is explained in section “Definitions”.  
The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status  
information is available on the Internet at URL http://www.nxp.com.  
malfunction of a NXP Semiconductors product can reasonably be expected to  
15.2 Definitions  
result in personal injury, death or severe property or environmental damage.  
NXP Semiconductors accepts no liability for inclusion and/or use of NXP  
Semiconductors products in such equipment or applications and therefore  
such inclusion and/or use is at the customer’s own risk.  
Draft — The document is a draft version only. The content is still under  
internal review and subject to formal approval, which may result in  
modifications or additions. NXP Semiconductors does not give any  
representations or warranties as to the accuracy or completeness of  
information included herein and shall have no liability for the consequences of  
use of such information.  
Applications — Applications that are described herein for any of these  
products are for illustrative purposes only. NXP Semiconductors makes no  
representation or warranty that such applications will be suitable for the  
specified use without further testing or modification.  
Short data sheet — A short data sheet is an extract from a full data sheet  
with the same product type number(s) and title. A short data sheet is intended  
for quick reference only and should not be relied upon to contain detailed and  
full information. For detailed and full information see the relevant full data  
sheet, which is available on request via the local NXP Semiconductors sales  
office. In case of any inconsistency or conflict with the short data sheet, the  
full data sheet shall prevail.  
Limiting values — Stress above one or more limiting values (as defined in  
the Absolute Maximum Ratings System of IEC 60134) may cause permanent  
damage to the device. Limiting values are stress ratings only and operation of  
the device at these or any other conditions above those given in the  
Characteristics sections of this document is not implied. Exposure to limiting  
values for extended periods may affect device reliability.  
Terms and conditions of sale — NXP Semiconductors products are sold  
subject to the general terms and conditions of commercial sale, as published  
at http://www.nxp.com/profile/terms, including those pertaining to warranty,  
intellectual property rights infringement and limitation of liability, unless  
explicitly otherwise agreed to in writing by NXP Semiconductors. In case of  
any inconsistency or conflict between information in this document and such  
terms and conditions, the latter will prevail.  
15.3 Disclaimers  
General — Information in this document is believed to be accurate and  
reliable. However, NXP Semiconductors does not give any representations or  
warranties, expressed or implied, as to the accuracy or completeness of such  
information and shall have no liability for the consequences of use of such  
information.  
No offer to sell or license — Nothing in this document may be interpreted  
or construed as an offer to sell products that is open for acceptance or the  
grant, conveyance or implication of any license under any copyrights, patents  
or other industrial or intellectual property rights.  
Right to make changes — NXP Semiconductors reserves the right to make  
changes to information published in this document, including without  
limitation specifications and product descriptions, at any time and without  
notice. This document supersedes and replaces all information supplied prior  
to the publication hereof.  
15.4 Trademarks  
Notice: All referenced brands, product names, service names and trademarks  
are the property of their respective owners.  
Suitability for use — NXP Semiconductors products are not designed,  
authorized or warranted to be suitable for use in medical, military, aircraft,  
space or life support equipment, nor in applications where failure or  
16. Contact information  
For additional information, please visit: http://www.nxp.com  
For sales office addresses, send an email to: salesaddresses@nxp.com  
74HC_HCT240_3  
© NXP B.V. 2007. All rights reserved.  
Product data sheet  
Rev. 03 — 2 August 2007  
17 of 18  
74HC240; 74HCT240  
NXP Semiconductors  
Octal buffer/line driver; 3-state; inverting  
17. Contents  
1
2
3
4
General description . . . . . . . . . . . . . . . . . . . . . . 1  
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1  
Ordering information. . . . . . . . . . . . . . . . . . . . . 1  
Functional diagram . . . . . . . . . . . . . . . . . . . . . . 2  
5
5.1  
5.2  
Pinning information. . . . . . . . . . . . . . . . . . . . . . 3  
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3  
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3  
6
Functional description . . . . . . . . . . . . . . . . . . . 4  
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 4  
Recommended operating conditions. . . . . . . . 5  
Static characteristics. . . . . . . . . . . . . . . . . . . . . 5  
Dynamic characteristics . . . . . . . . . . . . . . . . . . 7  
Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8  
Package outline . . . . . . . . . . . . . . . . . . . . . . . . 11  
Abbreviations. . . . . . . . . . . . . . . . . . . . . . . . . . 16  
Revision history. . . . . . . . . . . . . . . . . . . . . . . . 16  
7
8
9
10  
11  
12  
13  
14  
15  
Legal information. . . . . . . . . . . . . . . . . . . . . . . 17  
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 17  
Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 17  
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 17  
Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 17  
15.1  
15.2  
15.3  
15.4  
16  
17  
Contact information. . . . . . . . . . . . . . . . . . . . . 17  
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18  
Please be aware that important notices concerning this document and the product(s)  
described herein, have been included in section ‘Legal information’.  
© NXP B.V. 2007.  
All rights reserved.  
For more information, please visit: http://www.nxp.com  
For sales office addresses, please send an email to: salesaddresses@nxp.com  
Date of release: 2 August 2007  
Document identifier: 74HC_HCT240_3  

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