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| 型號(hào)： | SNJ54AHCT16245WD |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | 16-BIT BUS TRANSCEIVERS WITH 3-STATE OUTPUTS |
| 中文描述： | 16位總線收發(fā)3態(tài)輸出 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 245K |
| 代理商： | SNJ54AHCT16245WD |
SN54AHCT16245, SN74AHCT16245
16-BIT BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCLS335J – MARCH 1996 – REVISED OCTOBER 2000
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25
°
C
MIN
4.4
SN54AHCT16245
MIN
4.4
SN74AHCT16245
MIN
4.4
UNIT
TYP
4.5
MAX
MAX
MAX
VOH
IOH = –50 A
IOH = –8 mA
IOL = 50 A
IOL = 8 mA
VI = VCC or GND
VO = VCC or GND
VI = VCC or GND, IO = 0
One input at 3.4 V,
Other inputs at
VCC or GND
VI = VCC or GND
VI = VCC or GND
4 5 V
4.5 V
V
3.94
3.8
3.8
VOL
4 5 V
4.5 V
0.1
0.1
0.1
V
0.36
±
0.1
±
0.25
0.44
±
1*
±
2.5
40
0.44
±
1
±
2.5
40
II
IOZ
ICC
OE or DIR
0 V to 5.5 V
A
A or B inputs
5.5 V
A
5.5 V
4
A
ICC
5.5 V
1.35
1.5
1.5
mA
Ci
Cio
OE or DIR
5 V
2.5
10
10
pF
A or B inputs
5 V
4
pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
For I/O ports, the parameter IOZ includes the input leakage current.
This is the increase in supply current for each input at one of the specified TTL voltage levels rather than 0 V or VCC.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
LOAD
TA = 25
°
C
TYP
4.5**
SN54AHCT16245
SN74AHCT16245
UNIT
(OUTPUT)
CAPACITANCE
MIN
MAX
8.5**
MIN
1**
MAX
10**
MIN
MAX
9.5
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tsk(o)
A or B
B or A
CL= 15 pF
CL = 15 pF
1
ns
4.5**
8.5**
1**
10**
1
9.5
OE
A or B
CL= 15 pF
CL = 15 pF
8.9**
13**
1**
14**
1
14
ns
8.9**
13**
1**
14**
1
14
OE
A or B
CL= 15 pF
CL = 15 pF
9.2**
14**
1**
15**
1
15
ns
9.2**
14**
1**
15**
1
15
A or B
B or A
CL= 50 pF
CL = 50 pF
7
9.5
1
11
1
10.5
ns
5.3
9.5
1
11
1
10.5
OE
A or B
CL= 50 pF
CL = 50 pF
8.3
14
1
15
1
15
ns
8.3
14
1
15
1
15
OE
A or B
CL= 50 pF
CL = 50 pF
8
14
1
15
1
15
ns
8
14
1
15
1
15
CL = 50 pF
1***
1
ns
** On products compliant to MIL-PRF-38535, this parameter is not production tested.
*** On products compliant to MIL-PRF-38535, this parameter does not apply.
PRODUCT PREVIEW information concerns products in the formative or
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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