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參數(shù)資料
| 型號(hào)： | SN74BCT8240ADWR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 總線收發(fā)器 |
| 英文描述： | BCT/FBT SERIES, DUAL 4-BIT BOUNDARY SCAN DRIVER, INVERTED OUTPUT, PDSO24 |
| 封裝： | GREEN, PLASTIC, SOIC-24 |
| 文件頁(yè)數(shù)： | 11/25頁(yè) |
| 文件大小： | 414K |
| 代理商： | SN74BCT8240ADWR |
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SN54BCT8240A, SN74BCT8240A
SCAN TEST DEVICES
WITH OCTAL INVERTING BUFFERS
SCBS067E – FEBRUARY 1990 – REVISED DECEMBER 1996
19
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (normal mode) (see Figure 9)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
SN54BCT8240A
SN74BCT8240A
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
tPLH
A
Y
2.5
5.7
7.5
2.5
10
2.5
9
ns
tPHL
A
Y
2.5
5.2
7
2.5
9
2.5
8
ns
tPZH
OE
Y
3
6
8
3
10
3
9.5
ns
tPZL
OE
Y
3.5
7
9
3.5
12
3.5
11
ns
tPHZ
OE
Y
2.5
6
8
2.5
10
2.5
9
ns
tPLZ
OE
Y
2.5
5.5
8
2.5
10
2.5
9
ns
switching characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (test mode) (see Figure 9)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
TA = 25°C
SN54BCT8240A
SN74BCT8240A
UNIT
(INPUT)
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
fmax
TCK
20
MHz
tPLH
TCK
↓
Y
6
13
15.5
6
21.5
6
20
ns
tPHL
TCK
↓
Y
6
12.5
15.5
6
21.5
6
20
ns
tPLH
TCK
↓
TDO
3.5
7.6
10.5
3.5
14
3.5
13
ns
tPHL
TCK
↓
TDO
3.5
8
10.5
3.5
13
3.5
12
ns
tPLH
TCK
↑
Y
7.5
16.5
20
7.5
28
7.5
24
ns
tPHL
TCK
↑
Y
7.5
17
21
7.5
29
7.5
25
ns
tPZH
TCK
↓
Y
6.5
14
17
6.5
24
6.5
21
ns
tPZL
TCK
↓
Y
7
15
20
7
26
7
23
ns
tPZH
TCK
↓
TDO
3.5
7.6
10.5
3.5
11.5
3.5
11
ns
tPZL
TCK
↓
TDO
4
8.5
11
4
13.5
4
12.5
ns
tPZH
TCK
↑
Y
8
18
22
8
30
8
27
ns
tPZL
TCK
↑
Y
8
19
25
8
32
8
29
ns
tPHZ
TCK
↓
Y
6
14
18
6
24
6
22
ns
tPLZ
TCK
↓
Y
6
14
17
6
23
6
21
ns
tPHZ
TCK
↓
TDO
3
8
11.5
3
13
3
12.5
ns
tPLZ
TCK
↓
TDO
3
7.5
10
3
13
3
12
ns
tPHZ
TCK
↑
Y
8
18.5
22
8
31
8
27
ns
tPLZ
TCK
↑
Y
8
18.5
22
8
31
8
27
ns
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| SN74BCT8245DW | BCT/FBT SERIES, 8-BIT BOUNDARY SCAN TRANSCEIVER, TRUE OUTPUT, PDSO24 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN74BCT8240ADWRE4 | 功能描述:特定功能邏輯 Prog PCM w/Microphn Amps & Speaker Drvr RoHS:否 制造商:Texas Instruments 產(chǎn)品: 系列:SN74ABTH18502A 工作電源電壓:5 V 封裝 / 箱體:LQFP-64 封裝:Tube |
| SN74BCT8240ADWRG4 | 功能描述:特定功能邏輯 IEEE Std 1149.1 Bndry Sacn Tst Devic RoHS:否 制造商:Texas Instruments 產(chǎn)品: 系列:SN74ABTH18502A 工作電源電壓:5 V 封裝 / 箱體:LQFP-64 封裝:Tube |
| SN74BCT8240ANT | 功能描述:緩沖器和線路驅(qū)動(dòng)器 Device w/Octal Inverting Buffers RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel |
| SN74BCT8240ANTE4 | 功能描述:特定功能邏輯 Device w/Octal Inverting Buffers RoHS:否 制造商:Texas Instruments 產(chǎn)品: 系列:SN74ABTH18502A 工作電源電壓:5 V 封裝 / 箱體:LQFP-64 封裝:Tube |
| SN74BCT8244ADW | 功能描述:特定功能邏輯 Device w/Octal Buffers RoHS:否 制造商:Texas Instruments 產(chǎn)品: 系列:SN74ABTH18502A 工作電源電壓:5 V 封裝 / 箱體:LQFP-64 封裝:Tube |
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