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参数资料
| 型号： | SN74LVCHR162245ALR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 总线收发器 |
| 英文描述： | LVC/LCX/Z SERIES, DUAL 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO48 |
| 封装： | 0.300 INCH, PLASTIC, SSOP-48 |
| 文件页数： | 5/7页 |
| 文件大小： | 579K |
| 代理商： | SN74LVCHR162245ALR |
SN74LVCHR162245A
16-BIT BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCAS582E – NOVEMBER 1996 – REVISED JUNE 1998
5–159
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
VCC
MIN
TYP
MAX
UNIT
IOH = –100 A
1.65 V to 3.6 V
VCC–0.2
IOH = –2 mA
1.65 V
1.2
2.3 V
1.7
VOH
IOH = –4 mA
2.7 V
2.2
V
IOH = –6 mA
3 V
2.4
IOH = –8 mA
2.7 V
2
IOH = –12 mA
3 V
2
IOL = 100 A
1.65 V to 3.6 V
0.2
IOL = 2 mA
1.65 V
0.45
2.3 V
0.7
VOL
IOL = 4 mA
2.7 V
0.4
V
IOL = 6 mA
3 V
0.55
IOL = 8 mA
2.7 V
0.6
IOL = 12 mA
3 V
0.8
II
Control inputs
VI = 0 to 5.5 V
3.6 V
±5
A
VI = 0.58 V
VI = 1.07 V
1.65 V
VI = 0.7 V
45
II(hold) A or B ports
VI = 1.7 V
2.3 V
–45
A
VI = 0.8 V
75
VI = 2 V
3 V
–75
VI = 0 to 3.6 V§
3..6 V
±500
Ioff
VI or VO = 5.5 V
0
±10
A
IOZ
VO = 0 to 5.5 V
3.6 V
±10
A
VI = VCC or GND,
20
ICC
3.6 V
≤ VI ≤ 5.5 V#
IO = 0
3.6 V
20
A
ICC
One input at VCC – 0.6 V, Other inputs at VCC or GND
2.7 V to 3.6 V
500
A
Ci
Control inputs
VI = VCC or GND
3.3 V
3
pF
Cio
A or B ports
VO = VCC or GND
3.3 V
12
pF
All typical values are at VCC = 3.3 V, TA = 25°C.
This information was not available at the time of publication.
§ This is the bus-hold maximum dynamic current required to switch the input from one state to another.
For I/O ports, the parameter IOZ includes the input leakage current, but not II(hold).
# This applies in the disabled state only.
switching characteristics over recommended operating free-air temperature range (unless
otherwise noted) (see Figures 1 through 3)
PARAMETER
FROM
TO
VCC = 1.8 V
± 0.15 V
VCC = 2.5 V
± 0.2 V
VCC = 2.7 V
VCC = 3.3 V
± 0.3 V
UNIT
(INPUT)
(OUTPUT)
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
tpd
A or B
B or A
5.7
1.5
4.8
ns
ten
OE
A or B
7.9
1.5
6.3
ns
tdis
OE
A or B
8.3
2.2
7.4
ns
This information was not available at the time of publication.
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