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SN74AC245DWRG4 PDF预览

SN74AC245DWRG4

更新时间: 2024-01-23 22:29:40
品牌 Logo 应用领域
德州仪器 - TI 光电二极管逻辑集成电路
页数 文件大小 规格书
18页 702K
描述
Octal Bus Transceivers With 3-State Outputs 20-SOIC -40 to 85

SN74AC245DWRG4 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:SOIC包装说明:SOP, SOP20,.4
针数:20Reach Compliance Code:compliant
HTS代码:8542.39.00.01风险等级:5.11
其他特性:WITH DIRECTION CONTROL控制类型:COMMON CONTROL
计数方向:BIDIRECTIONAL系列:AC
JESD-30 代码:R-PDSO-G20JESD-609代码:e4
长度:12.8 mm负载电容(CL):50 pF
逻辑集成电路类型:BUS TRANSCEIVER最大I(ol):0.024 A
湿度敏感等级:1位数:8
功能数量:1端口数量:2
端子数量:20最高工作温度:85 °C
最低工作温度:-40 °C输出特性:3-STATE
输出极性:TRUE封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP20,.4
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
包装方法:TAPE AND REEL峰值回流温度(摄氏度):260
电源:3.3/5 VProp。Delay @ Nom-Sup:9 ns
传播延迟(tpd):9 ns认证状态:Not Qualified
座面最大高度:2.65 mm子类别:Bus Driver/Transceivers
最大供电电压 (Vsup):6 V最小供电电压 (Vsup):2 V
标称供电电压 (Vsup):3.3 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED翻译:N/A
宽度:7.5 mmBase Number Matches:1

SN74AC245DWRG4 数据手册

 浏览型号SN74AC245DWRG4的Datasheet PDF文件第2页浏览型号SN74AC245DWRG4的Datasheet PDF文件第3页浏览型号SN74AC245DWRG4的Datasheet PDF文件第4页浏览型号SN74AC245DWRG4的Datasheet PDF文件第6页浏览型号SN74AC245DWRG4的Datasheet PDF文件第7页浏览型号SN74AC245DWRG4的Datasheet PDF文件第8页 
ꢉ ꢅꢊꢄꢋ ꢌꢍꢀ ꢊ ꢎꢄꢁꢀꢅ ꢏ ꢐꢑ ꢏ ꢎ  
SCAS461F − FEBRUARY 1995 − REVISED OCTOBER 2003  
switching characteristics over recommended operating free-air temperature range,  
= 5 V " 5 V (unless otherwise noted) (see Figure 1)  
V
CC  
T
A
= 25°C  
TYP  
3.5  
SN54AC245  
SN74AC245  
FROM  
(INPUT)  
TO  
(OUTPUT)  
PARAMETER  
UNIT  
ns  
MIN  
1.5  
1.5  
1.5  
1.5  
1.5  
1.5  
MAX  
6.5  
6
MIN  
1
MAX  
8.5  
MIN  
1
MAX  
7
t
t
PLH  
PHL  
PZH  
A or B  
OE  
B or A  
A or B  
A or B  
3.5  
1
7.5  
1
7
t
5
8.5  
9
1
10  
1
9
ns  
t
5.5  
1
10.5  
10.5  
10.5  
1
9.5  
10  
10  
PZL  
t
5.5  
9
1
1
PHZ  
ns  
OE  
t
5.5  
9
1
1
PLZ  
operating characteristics, V  
= 5 V, T = 25°C  
A
CC  
PARAMETER  
TEST CONDITIONS  
TYP  
UNIT  
C
Power dissipation capacitance per transceiver  
C
= 50 pF,  
L
f = 1 MHz  
45  
pF  
pd  
PARAMETER MEASUREMENT INFORMATION  
2 × V  
CC  
TEST  
S1  
S1  
t
/t  
Open  
500 Ω  
Open  
PLH PHL  
From Output  
Under Test  
t
/t  
2 × V  
CC  
PLZ PZL  
t
/t  
Open  
PHZ PZH  
C
= 50 pF  
L
500 Ω  
(see Note A)  
LOAD CIRCUIT  
50%  
Output  
Control  
(low-level  
enabling)  
V
CC  
V
50% V  
CC  
50% V  
CC  
CC  
Input  
50%  
0 V  
0 V  
PHL  
t
t
PLZ  
PZL  
t
t
PLH  
Output  
Waveform 1  
V  
CC  
V
OH  
50% V  
CC  
In-Phase  
Output  
V
OL  
+ 0.3 V  
S1 at 2 × V  
(see Note B)  
50% V  
CC  
50% V  
CC  
CC  
V
OL  
V
OL  
t
t
PZH  
PHZ  
− 0.3 V  
t
t
PLH  
PHL  
Output  
Waveform 2  
S1 at Open  
(see Note B)  
V
OH  
V
OH  
V
OH  
Out-of-Phase  
Output  
50% V  
CC  
50% V  
CC  
50% V  
CC  
0 V  
V
OL  
VOLTAGE WAVEFORMS  
VOLTAGE WAVEFORMS  
C includes probe and jig capacitance.  
L
NOTES: A.  
B. Waveform 1 is for an output with internal conditions such that the output is low except when disabled by the output control.  
Waveform 2 is for an output with internal conditions such that the output is high except when disabled by the output control.  
C. All input pulses are supplied by generators having the following characteristics: PRR 1 MHz, Z = 50 , t v 2.5 ns, t v 2.5 ns.  
O
r
f
D. The outputs are measured one at a time with one input transition per measurement.  
Figure 1. Load Circuit and Voltage Waveforms  
5
POST OFFICE BOX 655303 DALLAS, TEXAS 75265  

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