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參數(shù)資料
| 型號： | 74F656A |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Octal buffer/driver with parity,non-inverting (3-State)(奇偶八通道緩沖器/驅(qū)動器，同向（三態(tài)）) |
| 中文描述： | 八路緩沖器/驅(qū)動器與平等，非反相（3態(tài)）（奇偶八通道緩沖器/驅(qū)動器，同向（三態(tài)）） |
| 文件頁數(shù)： | 6/12頁 |
| 文件大?。?/td> | 107K |
| 代理商： | 74F656A |
Philips Semiconductors
Product specification
74F655A*
74F656A
Buffers/drivers
1991 Jul 17
6
* Discontinued part. Please see the Discontinued Products List.
FUNCTION TABLE
INPUTS
OUTPUTS
OE0
OE1
OE2
Dn
74F655A
Qn
74F656A
Qn
L
L
L
L
H
L
L
L
L
H
L
H
H
X
X
X
Z
Z
X
H
X
X
Z
Z
X
X
H
X
Z
Z
H = High voltage level
L
= Low voltage level
X = Don’t care
Z = High impedance “off” state
FUNCTION TABLE for PARITY OUTPUTS
INPUTS
PARITY
OUTPUTS
Number of inputs, High (PI, D0–D7)
Σ
E
Σ
0
Even - 0, 2, 4, 6, 8
H
L
Odd - 1, 3, 5, 7, 9
L
H
Any OEn = High
Z
Z
H = High voltage level
L
= Low voltage level
Z = High impedance “off” state
ABSOLUTE MAXIMUM RATINGS
(Operation beyond the limits set forth in this table may impair the useful life of the device.
Unless otherwise noted these limits are over the operating free-air temperature range.)
SYMBOL
PARAMETER
RATING
UNIT
V
CC
Supply voltage
–0.5 to +7.0
V
V
IN
Input voltage
–0.5 to +7.0
V
I
IN
Input current
–30 to +5
mA
V
OUT
Voltage applied to output in High output state
–0.5 to +V
CC
V
I
OUT
Current applied to output in Low output state
128
mA
T
amb
Operating free air temperature range
Operating free-air temperature range
Commercial range
0 to +70
°
C
Industrial range
–40 to +85
°
C
T
stg
Storage temperature range
–65 to +150
°
C
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
LIMITS
UNIT
MIN
NOM
MAX
V
CC
Supply voltage
4.5
5.0
5.5
V
V
IH
High-level input voltage
2.0
V
V
IL
Low-level input voltage
0.8
V
I
IK
Input clamp current
–18
mA
I
OH
High-level output current
–15
mA
I
OL
Low-level output current
64
mA
T
amb
Operating free air temperature range
Operating free-air temperature range
Commercial range
0
70
°
C
Industrial range
–40
85
°
C
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F657 | Octal transceiver with 8-bit parity generator/checker(帶8位奇偶發(fā)生器/校驗器的八收發(fā)器) |
| 74F670 | 4 x 4 register file 3-State |
| 74F674 | 16-bit serial/parallel-in, serial-out shift register 3-State |
| 74F676 | 16-bit serial/parallel-in, serial-out shift register (3-State)(16位串行/并行輸入，串行輸出移位寄存器（三態(tài)）) |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F657 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Bidirectional Transceiver with 8-Bit Parity Generator/Checker and 3-STATE Outputs |
| 74F657 WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| 74F657N | 制造商:Misc 功能描述: |
| 74F657SC | 功能描述:總線收發(fā)器 Octal Bidir Trans RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel |
| 74F657SCX | 功能描述:總線收發(fā)器 Octal Bidir Trans RoHS:否 制造商:Fairchild Semiconductor 邏輯類型:CMOS 邏輯系列:74VCX 每芯片的通道數(shù)量:16 輸入電平:CMOS 輸出電平:CMOS 輸出類型:3-State 高電平輸出電流:- 24 mA 低電平輸出電流:24 mA 傳播延遲時間:6.2 ns 電源電壓-最大:2.7 V, 3.6 V 電源電壓-最小:1.65 V, 2.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-48 封裝:Reel |
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