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參數(shù)資料
| 型號： | SN54LVCH245AFK |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 總線收發(fā)器 |
| 英文描述： | LVC/LCX/Z SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁數(shù)： | 8/12頁 |
| 文件大小： | 180K |
| 代理商： | SN54LVCH245AFK |
SN54LVCH245A, SN74LVCH245A
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCES008F – JULY 1995 - REVISED JUNE 1998
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Figure 3)
SN54LVCH245A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 2.7 V
VCC = 3.3 V
± 0.3 V
UNIT
MIN
MAX
MIN
MAX
tpd
A or B
B or A
8
1
7
ns
ten
OE
A or B
9.5
1
8.5
ns
tdis
OE
A or B
8.5
1
7.5
ns
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Figures 1 through 3)
SN74LVCH245A
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
VCC = 1.8 V
± 0.15 V
VCC = 2.5 V
± 0.2 V
VCC = 2.7 V
VCC = 3.3 V
± 0.3 V
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tpd
A or B
B or A
7.3
1.5
6.3
ns
ten
OE
A or B
9.5
1.5
8.5
ns
tdis
OE
A or B
8.5
1.7
7.5
ns
tsk(o)
1
ns
This information was not available at the time of publication.
Skew between any two outputs of the same package switching in the same direction
operating characteristics, TA = 25°C
PARAMETER
TEST
CONDITIONS
VCC = 1.8 V
± 0.15 V
VCC = 2.5 V
± 0.2 V
VCC = 3.3 V
± 0.3 V
UNIT
CONDITIONS
TYP
Cpd
Power dissipation capacitance
Outputs enabled
f=10MHz
47
pF
Cpd
per transceiver
Outputs disabled
f = 10 MHz
2
pF
This information was not available at the time of publication.
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