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参数资料
| 型号： | SNJ54BCT245W |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | BCT/FBT SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CDFP20 |
| 封装： | CERAMIC, DFP-20 |
| 文件页数： | 15/20页 |
| 文件大小： | 767K |
| 代理商： | SNJ54BCT245W |
SN54BCT245, SN74BCT245
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS013H – SEPTEMBER 1998 – REVISED MAY 2002
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 5 V,
CL = 50 pF,
R1 = 500
,
R2 = 500
,
TA = 25°C
VCC = 4.5 V to 5.5 V,
CL = 50 pF,
R1 = 500
,
R2 = 500
,
TA = MIN to MAX
UNIT
′BCT245
SN54BCT245
SN74BCT245
MIN
TYP
MAX
MIN
MAX
MIN
MAX
tPLH
AorB
BorA
1
4.4
6
1
7.2
1
7
ns
tPHL
A or B
B or A
1.5
4.8
6.6
1.5
7.6
1.5
7
ns
tPZH
OE
AorB
1.5
8
9.4
1.5
11.2
1.5
10.9
ns
tPZL
OE
A or B
1.5
8
10.2
1.5
11.8
1.5
11.6
ns
tPHZ
OE
AorB
1.5
5.8
8.3
1.5
9.7
1.5
9.3
ns
tPLZ
OE
A or B
1.5
5.1
7.8
1.5
9.6
1.5
9.1
ns
For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.
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