參數(shù)資料
型號(hào)： SN74LS221N
廠商： ON SEMICONDUCTOR
元件分類： 諧振器
英文描述： MiniPak PIN switch diode
中文描述： LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDIP16
封裝： PLASTIC, DIP-16
文件頁(yè)數(shù)： 12/23頁(yè)
文件大?。?/td> 621K
代理商： SN74LS221N
SDLS213B DECEMBER 1983 REVISED NOVEMBER 2004
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
tPHL
tPLH
tPLH
tPHL
3 V
3 V
0 V
0 V
th
tsu
VOLTAGE WAVEFORMS
SETUP AND HOLD TIMES
Timing
Input
Data
Input
High-Level
Pulse
Low-Level
Pulse
tw
VOLTAGE WAVEFORMS
PULSE DURATIONS
Input
Out-of-Phase
Output
3 V
0 V
VOL
VOH
VOH
VOL
In-Phase
Output
VOLTAGE WAVEFORMS
PROPAGATION DELAY TIMES
LOAD CIRCUIT FOR
BI-STATE
TOTEM-POLE OUTPUTS
(see Note B)
VCC
RL
From Output
Under Test
CL = 15 pF
(see Note A)
Test
Point
NOTES: A. CL includes probe and jig capacitance.
B. All diodes are 1N3064 or equivalent.
C. In the examples above, the phase relationships between inputs and outputs have been chosen arbitrarily.
D. All input pulses are supplied by generators having the following characteristics: PRR
≤
1 MHz, ZO
≈
50
and, for SN54/74221,
tr
≤
7 ns, tf
≤
7 ns, for SN54/74LS221, tr
≤
15 ns, tf
≤
6 ns.
E. All measurements are made between the 1.5-V points of the indicated transitions for the SN54/74221 or between the 1.3-V points
for the SN54/74LS221.
Figure 2. Load Circuits and Voltage Waveforms
相關(guān)PDF資料
PDF描述
SN54LS221 1-of-8 Decoder/Demultiplexer; Package: SOIC 16 LEAD; No of Pins: 16; Container: Tape and Reel; Qty per Container: 2500
SN54LS221J DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS
SN54LS257 QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SN74LS221N 制造商:Texas Instruments 功能描述:Multivibrator Logic IC
SN74LS221ND 制造商:Motorola Inc 功能描述:
SN74LS221NE4 功能描述:單穩(wěn)態(tài)多諧振蕩器 Dual w/Schmitt-trgr inputs RoHS:否 制造商:Texas Instruments 每芯片元件:1 邏輯系列:LVC 邏輯類型:Monostable Multivibrator 封裝 / 箱體:SSOP-8 傳播延遲時(shí)間:18.6 ns 高電平輸出電流:- 32 mA 低電平輸出電流:32 mA 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Reel
SN74LS221NS 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:
SN74LS221NSR 功能描述:單穩(wěn)態(tài)多諧振蕩器 Dual w/Schmitt-trgr inputs RoHS:否 制造商:Texas Instruments 每芯片元件:1 邏輯系列:LVC 邏輯類型:Monostable Multivibrator 封裝 / 箱體:SSOP-8 傳播延遲時(shí)間:18.6 ns 高電平輸出電流:- 32 mA 低電平輸出電流:32 mA 電源電壓-最大:5.5 V 電源電壓-最小:1.65 V 最大功率耗散: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝:Reel
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