参数资料
型号: SN74LVCR2245ADWR
厂商: TEXAS INSTRUMENTS INC
元件分类: 总线收发器
英文描述: LVC/LCX/Z SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20
封装: GREEN, PLASTIC, SOIC-20
文件页数: 19/24页
文件大小: 956K
代理商: SN74LVCR2245ADWR
www.ti.com
Recommended Operating Conditions
(1)
SN74LVCR2245A
OCTAL BUS TRANSCEIVER
WITH 3-STATE OUTPUTS
SCAS581M – NOVEMBER 1996 – REVISED MARCH 2005
MIN
MAX
UNIT
Operating
1.65
3.6
VCC
Supply voltage
V
Data retention only
1.5
VCC = 1.65 V to 1.95 V
0.65
× V
CC
VIH
High-level input voltage
VCC = 2.3 V to 2.7 V
1.7
V
VCC = 2.7 V to 3.6 V
2
VCC = 1.65 V to 1.95 V
0.35
× V
CC
VIL
Low-level input voltage
VCC = 2.3 V to 2.7 V
0.7
V
VCC = 2.7 V to 3.6 V
0.8
VI
Input voltage
0
5.5
V
High or low state
0
VCC
VO
Output voltage
V
3-state
0
5.5
VCC = 1.65 V
–2
VCC = 2.3 V
–4
IOH
High-level output current
mA
VCC = 2.7 V
–8
VCC = 3 V
–12
VCC = 1.65 V
2
VCC = 2.3 V
4
IOL
Low-level output current
mA
VCC = 2.7 V
8
VCC = 3 V
12
t/v
Input transition rise or fall rate
10
ns/V
TA
Operating free-air temperature
–40
85
°C
(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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