參數(shù)資料
型號： SN54LVTH182502AHV
廠商： TEXAS INSTRUMENTS INC
元件分類： 總線收發(fā)器
英文描述： LVT SERIES, DUAL 9-BIT BOUNDARY SCAN REG TRANSCEIVER, TRUE OUTPUT, CQFP68
封裝： CERAMIC, QFP-68
文件頁數(shù)： 20/38頁
文件大小： 556K
代理商： SN54LVTH182502AHV
SN54LVTH18502A, SN54LVTH182502A, SN74LVTH18502A, SN74LVTH182502A
3.3-V ABT SCAN TEST DEVICES
WITH 18-BIT UNIVERSAL BUS TRANSCEIVERS
SCBS668B – JULY 1996 – REVISED MARCH 1999
27
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54LVTH18502A
SN74LVTH18502A
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIK
VCC = 2.7 V,
II = –18 mA
–1.2
V
VCC = 2.7 V to 3.3 V,
IOH = –100 A
VCC–0.2
VCC = 2.7 V,
IOH = –3 mA
2.4
VOH
IOH = –8 mA
2.4
V
VCC = 3 V
IOH = –24 mA
2
IOH = –32 mA
2
VCC =2 7V
IOL = 100 A
0.2
VCC = 2.7 V
IOL = 24 mA
0.5
VOL
IOL = 16 mA
0.4
V
VOL
VCC =3V
IOL = 32 mA
0.5
V
VCC = 3 V
IOL = 48 mA
0.55
IOL = 64 mA
0.55
CLK,
VCC = 3.6 V,
VI = VCC or GND
±1
CLK,
LE, TCK
VCC = 0 or 3.6 V,
VI = 5.5 V
10
OE TDI
VI = 5.5 V
5
II
OE, TDI,
TMS
VCC = 3.6 V
VI = VCC
1
A
II
TMS
VI = 0
–25
–100
–25
–100
A
AB
VI = 5.5 V
20
A or B
ports
VCC = 3.6 V
VI = VCC
1
orts
VI = 0
–5
Ioff
VCC = 0,
VI or VO = 0 to 4.5 V
±100
A
I
§
A or B
VCC =3V
VI = 0.8 V
75
500
75
150
500
A
II(hold)§
ports
VCC = 3 V
VI = 2 V
–75
–500
–75
–150
–500
A
IOZH
TDO
VCC = 3.6 V,
VO = 3 V
1
A
IOZL
TDO
VCC = 3.6 V,
VO = 0.5 V
–1
A
IOZPU
TDO
VCC = 0 to 1.5 V,
VO = 0.5 V or 3 V
±50
A
IOZPD
TDO
VCC = 1.5 V to 0,
VO = 0.5 V or 3 V
±50
A
VCC = 3.6 V,
Outputs high
0.6
3
0.6
2
ICC
VCC = 3.6 V,
IO = 0,
Outputs low
18
30
18
24
mA
VI = VCC or GND
Outputs disabled
0.6
3
0.6
2
ICC
VCC = 3 V to 3.6 V, One input at VCC – 0.6 V,
Other inputs at VCC or GND
0.5
mA
Ci
VI = 3 V or 0
4
pF
Cio
VO = 3 V or 0
10
pF
Co
VO = 3 V or 0
8
pF
All typical values are at VCC = 3.3 V, TA = 25°C.
Unused pins at VCC or GND
§ The parameter II(hold) includes the off-state output leakage current.
This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND.
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