7LVC1284D Просмотр технического описания (PDF) - Philips Electronics
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7LVC1284D Datasheet PDF : 10 Pages
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Philips Semiconductors
3.3V Parallel printer interface transceiver/buffer
Product specification
74LVC1284
DC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
TEST CONDITIONS
VOH
VOL
VIH
VIL
VHYS
RD
II
IIHZ/IILZ
IOFF
IOZH
IOZL
IIH+IOZH
IIL+IOZL
ICC
High-level
An
output voltage
Bn or Yn
Low-level
An
output voltage
Bn or Yn
High-level input voltage
Low-level input voltage
Input Hysteresis
B/Y side Output
Impedance
VCC = Min to Max; IOH = –50µA
VCC = 3.0V; IOH = –4mA
VCC = 3.0V; IOH = 14mA
VCC = Min to Max; IOL = 50µA;
VI = VIL or VIH
VCC = 3.0V; IOL = 4mA; VI = VIL or VIH
VCC = 3.0V; IOL = –14mA; VI = VIL or VIH
VCC = Min to Max
VCC = Min to Max
VCC = 3.3V
See Figure 2
Input leakage current
(A5-A7 DIR, HD)
VCC = 3.6V; VO = VCC or GND;
Not for I/O pins
Input current for common
I/O pins
VCC = 3.6V;VI = 5.5V or GND
B/Y Side Power-off
leakage current
VCC = 0.0V; VO = 0 to 5.5V
3-State output High
current Yn
VCC = 3.6V; VO = VCC; VI = VIL or VIH
3-State output Low
current Yn
VCC = 3.6V; VO = GND; VI = VIL or VIH
current (A1 – A4, Bn)
current (A1 – A4, Bn)
Quiescent Supply
Current
VCC = 3.6V; VI/O = VCC
VCC = 3.6V; VI/O = GND
VCC = 3.6V; IO = 0; VI = GND or VCC
LIMITS
Tamb = 25°C
Tamb = 0°C to +70°C
MIN TYP MAX MIN
MAX
VCC–0.2 VCC
2.4
VCC–0.2
2.4
2.2
2.4
2.1
0.2
0.2
0.4
0.4
0.8
0.9
0.8
0.8
2.0
2.0
0.4
0.3
38
45
53
35
55
±1.0
±5.0
"0.1 "15
±10
±100
5
20
–5
–20
5
25
–5
–25
5
10
50
UNIT
V
V
V
V
V
V
V
Ω
µA
µA
µA
µA
µA
µA
µA
µA
AC CHARACTERISTICS
GND = 0V, tR = tF = 3.0ns, CL = 50pF, RL = 500Ω
SYMBOL
PARAMETER
WAVEFORM
SR
B-Side Slew Rate
4
tPLH
Propagation delay
tPHL
A toY or A to B
5
tPLH
Propagation delay
tPHL
B to A
1
tPZH
Output enable/disable time to/from High level
tPHZ
HD to Y or HD to B
2
tPZL
Output enable/disable time to/from Low level
tPLZ
A to Y or A to B
2
tPZH
tPZL
Output enable time
from DIR to B
2
tPHZ
tPLZ
Output disable time
from DIR to B
2
tPZH
tPZL
Output enable time
from DIR to A
2
tPHZ
tPLZ
Output disable
from DIR to A
2
LIMITS
Tamb = 25°C
VCC = 3.3V
MIN
TYP
MAX
0.05
0.2
0.35
6.0
12.6
18.0
6.0
12.4
18.0
1.5
5.5
7.9
1.5
5.6
7.6
4.0
12.0
16.0
2.0
6.5
9.1
5.0
12.7
16.3
1.5
5.0
7.1
8.0
12.3
18.0
8.0
12.7
18.0
5.0
8.9
12.5
6.0
9.1
12.0
3.5
6.9
13.0
4.0
8.6
14.0
2.5
3.7
5.5
2.5
3.7
5.0
Tamb = 0 to + 70°C
VCC = Min to Max
MIN
MAX
0.05
0.4
5.0
19.5
5.0
20.0
1.5
9.5
1.5
9.0
4.0
20.0
2.0
11.0
5.0
20.0
1.5
9.0
4.0
20.0
4.0
20.0
2.0
14.5
2.0
14.0
3.0
14.5
3.0
16.0
2.0
6.0
2.0
5.5
UNIT
V/ns
ns
ns
ns
ns
ns
ns
ns
ns
1995 Nov 10
4
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