參數(shù)資料
型號(hào): SN54LVTH182512HKC
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 總線收發(fā)器
英文描述: LVT SERIES, DUAL 9-BIT BOUNDARY SCAN REG TRANSCEIVER, TRUE OUTPUT, CDFP64
封裝: 0.50 MM PITCH, CERAMIC, FP-64
文件頁(yè)數(shù): 22/34頁(yè)
文件大小: 518K
代理商: SN54LVTH182512HKC
SN54LVTH18512, SN54LVTH182512, SN74LVTH18512, SN74LVTH182512
3.3-V ABT SCAN TEST DEVICES
WITH 18-BIT UNIVERSAL BUS TRANSCEIVERS
SCBS671B – AUGUST 1996 – REVISED OCTOBER 1997
29
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 4)
SN54LVTH182512
SN74LVTH182512
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 4: Unused control inputs must be held high or low to prevent them from floating.
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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