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参数资料
| 型号： | SN74LS259MEL |
| 厂商： | ON SEMICONDUCTOR |
| 元件分类： | 锁存器 |
| 英文描述： | LS SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, PDSO16 |
| 封装： | EIAJ, SOP-16 |
| 文件页数： | 4/8页 |
| 文件大小： | 237K |
| 代理商： | SN74LS259MEL |
SN74LS259
http://onsemi.com
4
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
All Inputs
VIL
Input LOW Voltage
0.8
V
Guaranteed Input LOW Voltage for
All Inputs
VIK
Input Clamp Diode Voltage
0.65
1.5
V
VCC = MIN, IIN = 18 mA
VOH
Output HIGH Voltage
2.7
3.5
V
VCC = MIN, IOH = MAX, VIN = VIH
or VIL per Truth Table
VOL
Output LOW Voltage
0.25
0.4
V
IOL = 4.0 mA
VCC = VCC MIN,
VIN = VIL or VIH
per Truth Table
0.35
0.5
V
IOL = 8.0 mA
IIH
Input HIGH Current
20
μA
VCC = MAX, VIN = 2.7 V
0.1
mA
VCC = MAX, VIN = 7.0 V
IIL
Input LOW Current
0.4
mA
VCC = MAX, VIN = 0.4 V
IOS
Short Circuit Current (Note 2)
20
100
mA
VCC = MAX
ICC
Power Supply Current
36
mA
VCC = MAX
2. Not more than one output should be shorted at a time, nor for more than 1 second.
AC CHARACTERISTICS (TA = 25°C, VCC = 5.0 V)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
tPLH
tPHL
Turn-Off Delay, Enable to Output
Turn-On Delay, Enable to Output
22
15
35
24
ns
CL = 15 pF
tPLH
tPHL
Turn-Off Delay, Data to Output
Turn-On Delay, Data to Output
20
13
32
21
ns
tPLH
tPHL
Turn-Off Delay, Address to Output
Turn-On Delay, Address to Output
24
18
38
29
ns
tPHL
Turn-On Delay, Clear to Output
17
27
ns
AC SET-UP REQUIREMENTS (TA = 25°C, VCC = 5.0 V)
Symbol
Parameter
Limits
Unit
Min
Typ
Max
ts
Input Setup Time
20
ns
tW
Pulse Width, Clear or Enable
15
ns
th
Hold Time, Data
5.0
ns
th
Hold Time, Address
20
ns
相关PDF资料 |
PDF描述 |
|---|---|
| SN74LS259ND | LS SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, PDIP16 |
| SN54LS259JD | LS SERIES, LOW LEVEL TRIGGERED D LATCH, TRUE OUTPUT, CDIP16 |
| SN74LS260J | LS SERIES, DUAL 5-INPUT NOR GATE, CDIP14 |
| SN74LS260ND | LS SERIES, DUAL 5-INPUT NOR GATE, PDIP14 |
| SN74LS260NDS | LS SERIES, DUAL 5-INPUT NOR GATE, PDIP14 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| SN74LS259ND | 制造商:TI 功能描述:74LS259 S10L1B |
| SN74LS2600D | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74LS260N | 制造商:Motorola 功能描述:74LS260 MOT'93 |
| SN74LS261D | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| SN74LS266D | 功能描述:逻辑门 Quad 2 Input RoHS:否 制造商:Texas Instruments 产品:OR 逻辑系列:LVC 栅极数量:2 线路数量（输入/输出）:2 / 1 高电平输出电流:- 16 mA 低电平输出电流:16 mA 传播延迟时间:3.8 ns 电源电压-最大:5.5 V 电源电压-最小:1.65 V 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:DCU-8 封装:Reel |
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