參數(shù)資料
型號(hào): SN74LVC244ARGYRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 總線收發(fā)器
英文描述: LVC/LCX/Z SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PQCC20
封裝: PLASTIC, MO-241BC, QFN-20
文件頁(yè)數(shù): 21/26頁(yè)
文件大小: 932K
代理商: SN74LVC244ARGYRG4
www.ti.com
Recommended Operating Conditions
(1)
SN74LVC244A
OCTAL BUFFER/DRIVER
WITH 3-STATE OUTPUTS
SCAS414X – NOVEMBER 1992 – REVISED MARCH 2005
TA = 25°C
–40 TO 85°C
–40 TO 125°C
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
Operating
1.65
3.6
1.65
3.6
1.65
3.6
VCC Supply voltage
V
Data retention only
1.5
VCC = 1.65 V to 1.95 V
0.65 × VCC
High-level
VIH
VCC = 2.3 V to 2.7 V
1.7
V
input voltage
VCC = 2.7 V to 3.6 V
2
VCC = 1.65 V to 1.95 V
0.35 × VCC
Low-level
VIL
VCC = 2.3 V to 2.7 V
0.7
V
input voltage
VCC = 2.7 V to 3.6 V
0.8
VI
Input voltage
0
5.5
0
5.5
0
5.5
V
VO
Output voltage
0
VCC
0
VCC
0
VCC
V
VCC = 1.65 V
–4
VCC = 2.3 V
–8
High-level
IOH
mA
output current
VCC = 2.7 V
–12
VCC = 3 V
–24
VCC = 1.65 V
4
VCC = 2.3 V
8
Low-level
IOL
mA
output current
VCC = 2.7 V
12
VCC = 3 V
24
(1)
All unused 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.
4
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