參數(shù)資料
型號: SN74BCT620AN
廠商: TEXAS INSTRUMENTS INC
元件分類: 總線收發(fā)器
英文描述: BCT/FBT SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDIP20
封裝: 0.300 INCH, PLASTIC, DIP-20
文件頁數(shù): 5/11頁
文件大小: 393K
代理商: SN74BCT620AN
SN54BCT620A, SN74BCT620A
OCTAL BUS TRANSCEIVERS
WITH 3STATE OUTPUTS
SCBS001B SEPTEMBER 1987 REVISED NOVEMBER 1993
23
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 772511443
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54BCT620A
SN74BCT620A
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 4.5 V,
II = 18 mA
1.2
V
A port
VCC = 4.5 V
IOH = 1 mA
2.5
3.4
2.5
3.4
A port
VCC = 4.5 V
IOH = 3 mA
2.4
3.3
2.4
3.3
VOH
IOH = 3 mA
2.4
3.3
2.4
3.3
V
VOH
B port
VCC = 4.5 V
IOH = 12 mA
2
3.2
V
B port
VCC = 4.5 V
IOH = 15 mA
2
3.1
A port
VCC = 4.5 V
IOL = 20 mA
0.3
0.5
VOL
A port
VCC = 4.5 V
IOL = 24 mA
0.35
0.5
V
VOL
B port
VCC = 4.5 V
IOL = 48 mA
0.38
0.55
V
B port
VCC = 4.5 V
IOL = 64 mA
0.42
0.55
II
A or B port
VCC = 5.5 V,
VI = 5.5 V
1
mA
II
OEAB or OEBA
VCC = 5.5 V,
VI = 5.5 V
0.1
mA
IIH
A or B port
VCC = 5.5 V,
VI = 2.7 V
70
A
IIH
OEAB or OEBA
VCC = 5.5 V,
VI = 2.7 V
20
A
IIL
A or B port
VCC = 5.5 V,
VI = 0.5 V
0.65
mA
IIL
OEAB or OEBA
VCC = 5.5 V,
VI = 0.5 V
0.6
mA
IOS§
A port
VCC = 5.5 V,
VO = 0
60
150
60
150
mA
IOS§
B port
VCC = 5.5 V,
VO = 0
100
225
100
225
mA
ICCL
A to B
VCC = 5.5 V
53
84
53
84
mA
ICCH
A to B
VCC = 5.5 V
23
37
23
37
mA
ICCZ
VCC = 5.5 V
4
10
4
10
mA
Ci
OEAB or OEBA
VCC = 5 V,
VI = 2.5 V or 0.5 V
5
pF
Cio
A to B
VCC = 5 V,
VO = 2.5 V or 0.5 V
9
pF
Cio
B to A
VCC = 5 V,
VO = 2.5 V or 0.5 V
12
pF
All typical values are at VCC = 5 V, TA = 25°C.
For I/O ports, the parameters IIH and IIL include the off-state output current.
§ Not more than one output should be tested at a time, and the duration of the test should not exceed one second.
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