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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)： | 24/38頁 |
| 文件大?。?/td> | 556K |
| 代理商： | SN54LVTH182502AHV |
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SN54LVTH18502A, SN54LVTH182502A, SN74LVTH18502A, SN74LVTH182502A
3.3-V ABT SCAN TEST DEVICES
WITH 18-BIT UNIVERSAL BUS TRANSCEIVERS
SCBS668B – JULY 1996 – REVISED MARCH 1999
30
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
SN54LVTH182502A
SN74LVTH182502A
UNIT
MIN
MAX
MIN
MAX
UNIT
VCC
Supply voltage
2.7
3.6
2.7
3.6
V
VIH
High-level input voltage
2
V
VIL
Low-level input voltage
0.8
V
VI
Input voltage
5.5
V
IOH
High level output current
A port, TDO
–24
–32
mA
IOH
High-level output current
B port
–12
mA
IOL
Low level output current
A port, TDO
24
32
mA
IOL
Low-level output current
B port
12
mA
IOL
Low-level output current
A port, TDO
48
64
mA
t/v
Input transition rise or fall rate
Outputs enabled
10
ns/V
TA
Operating free-air temperature
–55
125
–40
85
°C
Current duty cycle
≤ 50%, f ≥ 1 kHz
NOTE 1: All unused CLK, LE, or TCK inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI
application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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