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参数资料
| 型号： | RD74LVC245BTELL |
| 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： | TSSOP-20 |
| 文件页数： | 3/8页 |
| 文件大小： | 112K |
| 代理商： | RD74LVC245BTELL |
RD74LVC245B
Rev.1.00 Aug. 26, 2004 page 3 of 7
Recommended Operating Conditions
Item
Symbol
Ratings
Unit
Conditions
1.5 to 5.5
Data hold
Supply voltage
VCC
1.65 to 5.5
V
At operation
VI
0 to 5.5
0 to VCC
Output "H" or "L"
Input / output voltage
VO
0 to 5.5
V
Output "Z" or VCC: OFF
Operating temperature
Ta
–40 to 85
°C
–4
VCC = 1.65 V
–8
VCC = 2.3 V
–12
VCC = 2.7 V
IOH
–24
mA
VCC = 3.0 V to 5.5 V
4VCC = 1.65 V
8VCC = 2.3 V
12
VCC = 2.7 V
Output current
IOL
24
mA
VCC = 3.0 V to 5.5 V
20
VCC = 1.65 V to 2.7 V
Input rise / fall time
*1
tr, tf
10
ns/V
VCC = 3.0 V to 5.5 V
Notes: 1. This item guarantees maximum limit when one input switches.
Waveform: Refer to test circuit of switching characteristics.
Electrical Characteristics
Ta = –40 to 85°C
Item
Symbol
VCC (V)
Min
Max
Unit
Test Conditions
1.65 to 1.95
VCC
×0.65
—
2.3 to 2.7
1.7
—
2.7 to 3.6
2.0
—
VIH
4.5 to 5.5
VCC
×0.7
—
V
1.65 to 1.95
—
VCC
×0.35
2.3 to 2.7
—
0.7
2.7 to 3.6
—
0.8
Input voltage
VIL
4.5 to 5.5
—
VCC
×0.3
V
1.65 to 5.5
VCC –0.2
—
IOH = –100 A
1.65
1.2
—
IOH = –4 mA
2.3
1.7
—
IOH = –8 mA
2.7
2.2
—
3.0
2.4
—
IOH = –12 mA
3.0
2.2
—
VOH
4.5
3.8
—
V
IOH = –24 mA
1.65 to 5.5
—
0.2
IOL = 100 A
1.65
—
0.45
IOL = 4 mA
2.3
—
0.7
IOL = 8 mA
2.7
—
0.4
IOL = 12 mA
3.0
—
0.55
Output voltage
VOL
4.5
—
0.55
V
IOL = 24 mA
Input current
IIN
0 to 5.5
—
±5.0
A
VIN = 5.5 V or GND
Output leak current
IOFF
0—
±5.0
A
VIN / VOUT = 5.5 V
Off state output
current
IOZ
2.7 to 5.5
—
±5.0
A
VIN = VCC, GND,
VOUT = 5.5 V or GND
2.7 to 3.6
—
±5.0
VIN = 3.6 to 5.5 V
ICC
2.7 to 5.5
—
5.0
A
VIN = VCC or GND
Quiescent supply
current
ICC
2.7 to 3.6
—
500
A
VIN = one input at (VCC –0.6)V,
other inputs at VCC or GND
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