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54AC16640 View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
54AC16640 16-BIT BUS TRANSCEIVERS WITH 3-STATE OUTPUTS TI
Texas Instruments TI
54AC16640 Datasheet PDF : 6 Pages
1 2 3 4 5 6
54AC16640, 74AC16640
16ĆBIT BUS TRANSCEIVERS
WITH 3ĆSTATE OUTPUTS
SCAS240A − JULY 1990 − REVISED APRIL 1996
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
54AC16640
MIN TYP MAX MIN MAX
3 V 2.9
2.9
IOH = −50 µA
4.5 V 4.4
4.4
5.5 V 5.4
5.4
VOH
IOH = −4 mA
IOH = −24 mA
IOH = −75 mA†
3 V 2.58
4.5 V 3.94
5.5 V 4.94
5.5 V
3V
2.48
3.8
4.8
3.85
0.1
0.1
IOL = 50 µA
4.5 V
5.5 V
0.1
0.1
0.1
0.1
VOL
IOL = 12 mA
3V
0.36
0.44
IOL = 24 mA
4.5 V
5.5 V
0.36
0.44
0.36
0.44
IOL = 75 mA†
5.5 V
1.65
II
IOZ‡
Control inputs VI = VCC or GND
A or B ports VO = VCC or GND
5.5 V
5.5 V
±0.1
±1
±0.5
±5
ICC
VI = VCC or GND, IO = 0
5.5 V
8
80
Ci
Control inputs VI = VCC or GND
5V
4.5
Cio
A or B ports VO = VCC or GND
5V
16
Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.
For I/O ports, the parameter IOZ includes the input leakage current.
74AC16640
MIN MAX
2.9
4.4
5.4
2.48
3.8
4.8
3.85
0.1
0.1
0.1
0.44
0.44
0.44
1.65
±1
±5
80
UNIT
V
V
µA
µA
µA
pF
pF
switching characteristics over recommended operating free-air temperature range,
VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
TA = 25°C
54AC16640 74AC16640
MIN TYP MAX MIN MAX MIN MAX
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
A or B
OE
OE
B or A
A or B
A or B
2.2 6.9 9.1
3 8.5
11
3 8.2
11
3.9 10.9
14
5.1 8.3 10.6
4.3 7.8 10.1
2.2
10
3 11.9
3 12.3
3.9 15.5
5.1 11.2
4.3 10.6
2.2
10
3 11.9
3 12.3
3.9 15.5
5.1 11.2
4.3 10.6
UNIT
ns
ns
ns
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
TA = 25°C
54AC16640 74AC16640
MIN TYP MAX MIN MAX MIN MAX
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
A or B
OE
OE
B or A
A or B
A or B
1.8 4.7
2.6 5.7
2.4 5.6
3 6.6
5 7.5
4.1 6.5
1.8 7.3 1.8 7.3
2.6 8.6 2.6 8.6
2.4
8 2.4
8
3 9.9
3 9.9
5 9.9
5 9.9
4.1
9 4.1
9
UNIT
ns
ns
ns
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
4
POST OFFICE BOX 655303 DALLAS, TEXAS 75265
POST OFFICE BOX 1443 HOUSTON, TEXAS 77251−1443
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