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參數(shù)資料
| 型號(hào)： | SN74LS221D |
| 廠商： | MOTOROLA INC |
| 元件分類： | 諧振器 |
| 英文描述： | 500mA, 8V,±4% Tolerance, Voltage Regulator, Ta = -40°C to +125°C; Package: DPAK 4 LEAD Single Gauge Surface Mount; No of Pins: 4; Container: Rail; Qty per Container: 75 |
| 中文描述： | LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, PDSO16 |
| 封裝： | SOIC-16 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 193K |
| 代理商： | SN74LS221D |
5-382
FAST AND LS TTL DATA
SN54/74LS221
GUARANTEED OPERATING RANGES
Symbol
Parameter
Min
Typ
Max
Unit
VCC
Supply Voltage
54
74
4.5
4.75
5.0
5.0
5.5
5.25
V
TA
Operating Ambient Temperature Range
54
74
–55
0
25
25
125
70
°
C
IOH
IOL
Output Current — High
54, 74
–0.4
mA
Output Current — Low
54
74
4.0
8.0
mA
DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE
(unless otherwise specified)
Symbol
Parameter
Limits
Unit
Test Conditions
Min
Typ
Max
VT+
Positive-Going Threshold
Voltage at C Input
1.0
2.0
V
VCC = MIN
VT–
Negative-Going Threshold
Voltage at C Input
54
0.7
0.8
V
VCC = MIN
74
0.7
0.8
V
VT+
Positive-Going Threshold
Voltage at B Input
1.0
2.0
V
VCC = MIN
VT–
Negative-Going Threshold
Voltage at B Input
54
0.7
0.9
V
74
0.8
0.9
V
VIH
Input HIGH Voltage
2.0
V
Guaranteed Input HIGH Voltage for
A Input
VIL
Input LOW Voltage
54
0.7
V
Guaranteed Input LOW Voltage for
A Input
74
0.8
VIK
Input Clamp Voltage
–1.5
V
VCC = MIN, IIN = –18 mA
VOH
Output HIGH Voltage
54
2.5
3.4
V
VCC = MIN, IOH = MAX
74
2.7
3.4
V
VOL
Output LOW Voltage
54
0.25
0.4
V
IOL = 4.0 mA
IOL = 8.0 mA
VCC = MAX, VIN = 2.7 V
VCC = MAX, VIN = 7.0 V
VCC = MIN
74
0.35
0.5
V
IIH
Input HIGH Current
20
μ
A
0.1
mA
IIL
Input LOW Current
Input A
Input B
Clear
–0.4
–0.8
–0.8
mA
VCC = MAX, VIN = 0.4 V
IOS
Short Circuit Current (Note 1)
–20
–100
mA
VCC = MAX
ICC
Power Supply Current
Quiescent
4.7
11
mA
VCC = MAX
Triggered
19
27
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SN74LS221D | 制造商:Texas Instruments 功能描述:Multivibrator Logic IC |
| SN74LS221DB | 制造商:Texas Instruments 功能描述: |
| SN74LS221DBR | 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 |
| SN74LS221DBRE4 | 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 |
| SN74LS221DBRG4 | 功能描述:單穩(wěn)態(tài)多諧振蕩器 Dual 單穩(wěn)態(tài)多諧振蕩器s 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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