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參數(shù)資料
| 型號： | SN54AS756FK |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | OCTAL BUFFERS AND LINE DRIVERS WITH OPEN-COLLECTOR OUTPUTS |
| 中文描述： | 八路緩沖器和符合開放的驅(qū)動，集電極輸出 |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 97K |
| 代理商： | SN54AS756FK |
SN54AS756, SN74AS756, SN74AS757
OCTAL BUFFERS AND LINE DRIVERS
WITH OPEN-COLLECTOR OUTPUTS
SDAS040B – DECEMBER 1983 – REVISED JANUARY 1995
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions
SN54AS756
SN74AS756
SN74AS757
UNIT
MIN
NOM
MAX
MIN
NOM
MAX
VCC
VIH
VIL
VOH
IOL
TA
Supply voltage
4.5
5
5.5
4.5
5
5.5
V
High-level input voltage
2
2
V
Low-level input voltage
0.7
0.8
V
High-level output voltage
5.5
5.5
V
Low-level output current
48
64
mA
°
C
Operating free-air temperature
–55
125
0
70
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54AS756
SN74AS756
SN74AS757
TYP
UNIT
MIN
TYP
MAX
MIN
MAX
VIK
IOH
VCC = 4.5 V,
VCC = 4.5 V,
II = –18 mA
VOH = 5.5 V
IOL = 48 mA
IOL = 64 mA
VI = 7 V
VI = 2.7 V
–1.2
–1.2
V
0.1
0.1
mA
VOL
VCC= 4 5 V
VCC = 4.5 V
0.55
V
0.55
II
IIH
VCC = 5.5 V,
VCC = 5.5 V,
0.1
0.1
mA
μ
A
20
20
IIL
A inputs of
SN74AS757 only
VCC = 5.5 V,
VI = 0.4 V
–1
–1
mA
All other inputs
–0.5
–0.5
′
AS756
VCC= 5 5 V
VCC = 5.5 V
Outputs high
9
15
9
15
ICC
Outputs low
51
80
51
80
mA
SN74AS757
VCC= 5 5 V
VCC = 5.5 V
Outputs high
Outputs low
21
61
33
95
21
61
33
95
All typical values are at VCC = 5 V, TA = 25
°
C.
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