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參數(shù)資料
| 型號(hào)： | 74F244MSA |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 通用總線功能 |
| 英文描述： | Octal Buffers/Line Drivers with 3-STATE Outputs |
| 中文描述： | F/FAST SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDSO20 |
| 封裝： | 5.30 MM, EIAJ TYPE2, SSOP-20 |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 94K |
| 代理商： | 74F244MSA |
Philips Semiconductors
Product specification
74F244/74F244B
Octal buffers (3-State)
1994 Dec 5
6
AC ELECTRICAL CHARACTERISTICS FOR 74F244
A PORT LIMITS
T
amb
= 0
°
C to +70
°
C
V
CC
= +5.0V
±
10%
C
L
= 50pF,
R
L
= 500
MIN
T
amb
= +25
°
C
V
CC
= +5.0V
C
L
= 50pF,
R
L
= 500
MIN
TYP
T
amb
= -40
°
C to +85
°
C
V
CC
= +5.0V
±
10%
C
L
= 50pF,
R
L
= 500
MIN
SYMBOL
PARAMETER
TEST
UNIT
CONDITION
MAX
MAX
MAX
t
PLH
t
PHL
Propagation delay
Ian, Ibn to Yn
Waveform 1
2.5
2.5
4.0
4.0
5.2
5.2
2.0
2.0
6.2
6.5
1.5
2.0
7.0
7.0
ns
t
PZH
t
PZL
Output enable time
to high or low
Waveform 2
Waveform 4
2.0
2.0
4.3
5.0
5.7
7.0
2.0
2.0
6.7
8.0
2.0
2.0
8.0
8.5
ns
t
PHZ
t
PLZ
Output disable time
from high or low
Waveform 2
Waveform 4
1.5
1.5
2.5
2.5
5.5
5.5
1.0
1.0
6.0
5.5
1.0
1.0
6.0
5.5
ns
AC ELECTRICAL CHARACTERISTICS FOR 74F244B
LIMITS
T
amb
= +25
°
C
V
CC
= +5.0V
C
L
= 50pF, R
L
= 500
MIN
TYP
T
amb
= 0
°
C to +70
°
C
V
CC
= +5.0V
±
10%
C
L
= 50pF, R
L
= 500
MIN
SYMBOL
PARAMETER
TEST
UNIT
CONDITION
MAX
MAX
t
PLH
t
PHL
t
PZH
t
PZL
t
PHZ
t
PLZ
t
sk(0)
Propagation delay
Ian, Ibn to Yn
Waveform 1
2.5
2.5
4.5
4.5
5.7
6.0
2.0
2.5
6.2
6.5
ns
Output enable time
to high or low level
Waveform 2
Waveform 4
2.0
3.0
4.0
5.5
6.0
7.5
2.0
3.0
6.5
8.0
ns
Output disable time
from high or low level
Output skew
1, 2
Waveform 2
Waveform 4
1.5
1.5
2.5
2.5
5.5
5.5
1.0
1.0
6.0
5.5
ns
Waveform 3
1.5
2.0
ns
NOTES:
1. |t
actual - t
actual| for any output compared to any other output where N and M are either LH or HL.
2. Skew times are valid only under same test conditions (temperature, V
CC
, loading, etc.,).
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F245 | IC,Normally-Open PC-Mount Solid-State Relay,2-CHANNEL,SO RoHS Compliant: Yes |
| 74F245MSA | Octal Bidirectional Transceiver with TRI-STATE Outputs |
| 74F245PC | Octal Bidirectional Transceiver with TRI-STATE Outputs |
| 74F245SC | Solid State Relay; Output Device:MOSFET; Load Current Max:140mA; Leaded Process Compatible:Yes; Switch Function:DPST-NO RoHS Compliant: Yes |
| 74F245SJ | Octal Bidirectional Transceiver with TRI-STATE Outputs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F244MSA_Q | 功能描述:緩沖器和線路驅(qū)動(dòng)器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel |
| 74F244MSAX | 功能描述:緩沖器和線路驅(qū)動(dòng)器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel |
| 74F244N | 制造商:NXP Semiconductors 功能描述: 制造商:MAJOR 功能描述: 制造商:Semiconductors 功能描述: |
| 74F244PC | 功能描述:緩沖器和線路驅(qū)動(dòng)器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel |
| 74F244PC | 制造商:Fairchild Semiconductor Corporation 功能描述:IC BUFFERS/DRIVERS/RECEIVERS LOGIC ROHS |
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