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参数资料
| 型号： | SN74LVTH16952DLR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | LVT SERIES, DUAL 8-BIT REGISTERED TRANSCEIVER, TRUE OUTPUT, PDSO56 |
| 封装： | GREEN, PLASTIC, SSOP-56 |
| 文件页数： | 13/16页 |
| 文件大小： | 384K |
| 代理商： | SN74LVTH16952DLR |
SN54LVTH16952, SN74LVTH16952
3.3-V ABT 16-BIT REGISTERED TRANSCEIVERS
WITH 3-STATE OUTPUTS
SCBS697G – JULY 1997 – REVISED APRIL 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
SN54LVTH16952
SN74LVTH16952
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 3.6 V,
IOH = –100 A
VCC–0.2
VOH
VCC = 2.7 V,
IOH = –8 mA
2.4
V
VOH
VCC =3V
IOH = –24 mA
2
V
VCC = 3 V
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
Control
VCC = 3.6 V,
VI = VCC or GND
±1
inputs
VCC = 0 or 3.6 V,
VI = 5.5 V
10
II
AB
VI = 5.5 V
20
A
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
VCC =3V
VI = 0.8 V
75
II(hold) A or B ports
VCC = 3 V
VI = 2 V
–75
A
()
VCC = 3.6 V§,
VI = 0 to 3.6 V
±500
IOZPU
VCC = 0 to 1.5 V, VO = 0.5 V to 3 V,
OE = don’t care
±100
A
IOZPD
VCC = 1.5 V to 0, VO = 0.5 V to 3 V,
OE = don’t care
±100
A
VCC = 3.6 V,
Outputs high
0.19
ICC
VCC = 3.6 V,
IO = 0,
Outputs low
5
mA
VI = VCC or GND
Outputs disabled
0.19
ICC
VCC = 3 V to 3.6 V, One input at VCC – 0.6 V,
Other inputs at VCC or GND
0.2
mA
Ci
VI = 3 V or 0
4
pF
Cio
VO = 3 V or 0
10
pF
All typical values are at VCC = 3.3 V, TA = 25°C.
Unused pins at VCC or GND
§ This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to another.
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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