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參數(shù)資料
| 型號(hào)： | 74LVT245WM |
| 廠商： | Fairchild Semiconductor |
| 文件頁(yè)數(shù)： | 5/10頁(yè) |
| 文件大?。?/td> | 0K |
| 描述： | IC TRANSCEIVER 3-ST 8BIT 20SOIC |
| 標(biāo)準(zhǔn)包裝： | 36 |
| 系列： | 74LVT |
| 邏輯類(lèi)型： | 收發(fā)器，非反相 |
| 元件數(shù)： | 1 |
| 每個(gè)元件的位元數(shù)： | 8 |
| 輸出電流高，低： | 32mA，64mA |
| 電源電壓： | 2.7 V ~ 3.6 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類(lèi)型： | 表面貼裝 |
| 封裝/外殼： | 20-SOIC（0.295"，7.50mm 寬） |
| 供應(yīng)商設(shè)備封裝： | 20-SOIC |
| 包裝： | 管件 |
| 其它名稱(chēng)： | 74LVT245WM-ND 74LVT245WMFS |
1999 Fairchild Semiconductor Corporation
www.fairchildsemi.com
74LVT245, 74LVTH245 Rev. 1.4.0
4
74L
VT245,
74L
VTH245
—
Lo
w
V
olta
g
e
Octal
Bidirectional
T
ransceiver
with
3-ST
A
TE
Inputs/Outputs
DC Electrical Characteristics
Notes:
2. Applies to Bushold versions only (LVTH245).
3. An external driver must source at least the specified current to switch from LOW-to-HIGH.
4. An external driver must sink at least the specified current to switch from HIGH-to-LOW.
5. This is the increase in supply current for each input that is at the specified voltage level rather than VCC or GND.
Symbol
Parameter
VCC (V)
Conditions
TA = –40°C to +85°C
Units
Min.
Max.
VIK
Input Clamp Diode Voltage
2.7
II = –18mA
–1.2
V
VIH
Input HIGH Voltage
2.7–3.6
VO ≤ 0.1V or
VO ≥ VCC – 0.1V
2.0
V
VIL
Input LOW Voltage
2.7–3.6
0.8
VOH
Output HIGH Voltage
2.7–3.6
IOH = –100A
VCC – 0.2
V
2.7
IOH = – 8mA
2.4
3.0
IOH = –32mA
2.0
VOL
Output LOW Voltage
2.7
IOL = 100A
0.2
V
IOL = 24mA
0.5
3.0
IOL = 16mA
0.4
IOL = 32mA
0.5
IOL = 64mA
0.55
II(HOLD)
(2)
Bushold Input Minimum Drive
3.0
VI = 0.8V
75
A
VI = 2.0V
–75
II(OD)
(2)
Bushold Input Over-Drive,
Current to Change State
3.0
(3)
500
A
(4)
–500
II
Input Current
3.6
VI = 5.5V
10
A
Control Pins
3.6
VI = 0V or VCC
±1
Data Pins
3.6
VI = 0V
–5
VI = VCC
1
IOFF
Power Off Leakage Current
0
0V
≤ V
I or VO ≤ 5.5V
±100
A
IPU/PD
Power Up/Down, 3-STATE Current
0–1.5V
VO = 0.5V to VCC,
VI = GND to VCC
±100
A
IOZL
3-STATE Output Leakage Current
3.6
VO = 0.5V
–5
A
IOZL
(2)
3-STATE Output Leakage Current
3.6
VO = 0.0V
–5
A
IOZH
3-STATE Output Leakage Current
3.6
VO = 3.0V
5
A
IOZH
(2)
3-STATE Output Leakage Current
3.6
VO = 3.6V
5
A
IOZH+
3-STATE Output Leakage Current
3.6
VCC < VO ≤ 5.5V
10
A
ICCH
Power Supply Current
3.6
Outputs HIGH
0.19
mA
ICCL
Power Supply Current
3.6
Outputs LOW
5
mA
ICCZ
Power Supply Current
3.6
Outputs Disabled
0.19
mA
ICCZ+Power Supply Current
3.6
VCC ≤ VO ≤ 5.5V,
Outputs Disabled
0.19
mA
I
CC
Increase in Power Supply Current(5)
3.6
One Input at VCC – 0.6V,
Other Inputs at VCC or
GND
0.2
mA
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相關(guān)代理商/技術(shù)參數(shù) |
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| 74LVT245WM | 制造商:Fairchild Semiconductor Corporation 功能描述:74LVT CMOS SMD 74LVT245 SOIC20 |
| 74LVT245WM_Q | 功能描述:總線收發(fā)器 Octal Bidir Trans RoHS:否 制造商:Fairchild Semiconductor 邏輯類(lèi)型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類(lèi)型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時(shí)間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel |
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