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參數(shù)資料
| 型號： | SN74LS245DW |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 通用總線功能 |
| 英文描述： | 3V LNA with Bypass Switch, +2 to +14dBm Adjustable IIP3, MiniPak Package |
| 中文描述： | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 |
| 封裝： | PLASTIC, SOIC-20 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大?。?/td> | 102K |
| 代理商： | SN74LS245DW |
SN74LS245
http://onsemi.com
2
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Limits
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
V
IH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
V
IL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
V
T+
–V
T–
Hysteresis
0.2
0.4
V
V
CC
= MIN
V
IK
Input Clamp Diode Voltage
–0.65
–1.5
V
V
CC
= MIN, I
IN
= –18 mA
V
OH
Output HIGH Voltage
2.4
3.4
V
V
CC
= MIN, I
OH
= –3.0 mA
2.0
V
V
CC
= MIN, I
OH
= MAX
V
OL
Output LOW Voltage
0.25
0.4
V
I
OL
= 12 mA
V
CC
= V
CC
MIN,
V
IN
= V
IL
or V
IH
per Truth Table
0.35
0.5
V
I
OL
= 24 mA
I
OZH
Output Off Current HIGH
20
μ
A
V
CC
= MAX, V
OUT
= 2.7 V
I
OZL
Output Off Current LOW
–200
μ
A
V
CC
= MAX, V
OUT
= 0.4 V
I
IH
Input HIGH Current
A or B, DR or
E
20
μ
A
V
CC
= MAX, V
IN
= 2.7 V
DR or E
0.1
mA
V
CC
= MAX, V
IN
= 7.0 V
A or B
0.1
mA
V
CC
= MAX, V
IN
= 5.5 V
I
IL
Input LOW Current
–0.2
mA
V
CC
= MAX, V
IN
= 0.4 V
I
OS
Output Short Circuit Current (Note 1)
–40
–225
mA
V
CC
= MAX
I
CC
Power Supply Current
Total, Output HIGH
70
V
CC
= MAX
Total, Output LOW
90
mA
Total at HIGH Z
95
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS
(T
A
= 25
°
C, V
CC
= 5.0 V, T
RISE
/T
FALL
≤
6.0 ns)
Limits
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
t
PLH
t
PHL
Propagation Delay, Data to Output
8.0
8.0
12
12
ns
= 45 pF,
C
L
= 45 F,
R
L
= 667
t
PZH
Output Enable Time to HIGH Level
25
40
ns
t
PZL
Output Enable Time to LOW Level
27
40
ns
t
PLZ
Output Disable Time from LOW Level
15
25
ns
C
= 5.0 pF,
L
R
L
= 667
t
PHZ
Output Disable Time from HIGH Level
15
25
ns
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SN74LS245N | Octal Bus Transceivers |
| SN74LS245DW | OCTAL BUS TRANSCEIVER |
| SN74LS245N | 5V LNA, +32dBm OIP3, 0.4-6GHz, SOT343(SC-70) |
| SN74LS247 | LOW POWER SCHOTTKY |
| SN74LS247D | LOW POWER SCHOTTKY |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN74LS245DW | 制造商:Texas Instruments 功能描述:ICS UNIVERSAL BUS FUNCTIONS LOGIC ROHS |
| SN74LS245DWG4 | 功能描述:總線收發(fā)器 Octal bus Transceiver RoHS:否 制造商:Fairchild Semiconductor 邏輯類型: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 |
| SN74LS245DWR | 功能描述:總線收發(fā)器 Octal Bus RoHS:否 制造商:Fairchild Semiconductor 邏輯類型: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 |
| SN74LS245DWR2 | 制造商:ON Semiconductor 功能描述:Bus XCVR Single 8-CH 3-ST 20-Pin SOIC W T/R |
| SN74LS245DWRG4 | 功能描述:總線收發(fā)器 Octal bus Transceiver RoHS:否 制造商:Fairchild Semiconductor 邏輯類型: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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