參數(shù)資料
型號: SN74LVCH245AGQNR
廠商: Texas Instruments, Inc.
英文描述: OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS
中文描述: 八路總線收發(fā)器與三態(tài)輸出
文件頁數(shù): 4/27頁
文件大?。?/td> 1079K
代理商: SN74LVCH245AGQNR
www.ti.com
Recommended Operating Conditions
(1)
SN54LVCH245A, SN74LVCH245A
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCES008O–JULY 1995–REVISED DECEMBER 2005
SN54LVCH245A
MIN
2
1.5
SN74LVCH245A
MIN
1.65
1.5
0.65
×
V
CC
1.7
2
UNIT
MAX
3.6
MAX
3.6
Operating
Data retention only
V
CC
= 1.65 V to 1.95 V
V
CC
= 2.3 V to 2.7 V
V
CC
= 2.7 V to 3.6 V
V
CC
= 1.65 V to 1.95 V
V
CC
= 2.3 V to 2.7 V
V
CC
= 2.7 V to 3.6 V
V
CC
Supply voltage
V
V
IH
High-level input voltage
V
2
0.35
×
V
CC
V
IL
Low-level input voltage
0.7
0.8
5.5
V
CC
5.5
–4
–8
–12
–24
V
0.8
5.5
V
CC
5.5
V
I
Input voltage
0
0
0
0
0
0
V
High or low state
3-state
V
CC
= 1.65 V
V
CC
= 2.3 V
V
CC
= 2.7 V
V
CC
= 3 V
V
CC
= 1.65 V
V
CC
= 2.3 V
V
CC
= 2.7 V
V
CC
= 3 V
V
O
Output voltage
V
I
OH
High-level output current
mA
–12
–24
4
8
I
OL
Low-level output current
mA
12
24
10
12
24
10
85
t/
v
T
A
Input transition rise or fall rate
Operating free-air temperature
ns/V
°
C
–55
125
–40
(1)
All unused control inputs of the device must be held at V
or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs
, literature number SCBA004.
4
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