參數(shù)資料
型號(hào): 74HCT283
廠商: NXP Semiconductors N.V.
英文描述: 8-Bit Parallel-Out Serial Shift Registers 14-SOIC -40 to 85
中文描述: 4位二進(jìn)制全加器快速進(jìn)行
文件頁(yè)數(shù): 7/8頁(yè)
文件大?。?/td> 61K
代理商: 74HCT283
December 1990
7
Philips Semiconductors
Product specification
4-bit binary full adder with fast carry
74HC/HCT283
DC CHARACTERISTICS FOR 74HCT
For the DC characteristics see
“74HC/HCT/HCU/HCMOS Logic Family Specifications”
.
Output capability: standard
I
CC
category: MSI
Note to HCT types
The value of additional quiescent supply current (
I
CC
) for a unit load of 1 is given in the family specifications.
To determine
I
CC
per input, multiply this value by the unit load coefficient shown in the table below.
AC CHARACTERISTICS FOR 74HCT
GND = 0 V; t
r
= t
f
= 6 ns; C
L
= 50 pF
INPUT
UNIT LOAD COEFFICIENT
C
IN
B
2
, A
2
, A
1
B
1
B
4
, A
4
, A
3
, B
3
1.50
1.00
0.40
0.50
SYMBOL
PARAMETER
T
amb
(
°
C)
UNIT
TEST CONDITIONS
74HCT
V
CC
(V)
WAVEFORMS
+
25
40 to
+
85
40 to
+
125
min.
typ.
max.
min.
max.
min.
max.
t
PHL
/ t
PLH
propagation delay
C
IN
to
1
propagation delay
C
IN
to
2
propagation delay
C
IN
to
3
propagation delay
C
IN
to
4
propagation delay
A
n
or B
n
to
n
propagation delay
C
IN
to C
OUT
propagation delay
A
n
or B
n
to C
OUT
output transition time
18
31
39
47
ns
4.5
Fig.6
t
PHL
/ t
PLH
25
43
54
65
ns
4.5
Fig.6
t
PHL
/ t
PLH
27
46
58
69
ns
4.5
Fig.6
t
PHL
/ t
PLH
31
53
66
80
ns
4.5
Fig.6
t
PHL
/ t
PLH
29
49
61
74
ns
4.5
Fig.6
t
PHL
/ t
PLH
27
46
58
69
ns
4.5
Fig.6
t
PHL
/ t
PLH
28
48
60
72
ns
4.5
Fig.6
t
THL
/ t
TLH
7
15
19
22
ns
4.5
Fig.6
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74HCT283D,652 制造商:NXP Semiconductors 功能描述:
74HCT299D 功能描述:計(jì)數(shù)器移位寄存器 8-BIT UNIVERSAL SHFT REG 3-S RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
74HCT299D,652 功能描述:計(jì)數(shù)器移位寄存器 8-BIT UNIVERSAL SHFT RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
74HCT299D,653 功能描述:計(jì)數(shù)器移位寄存器 8-BIT UNIVERSAL SHFT RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
74HCT299DB 功能描述:計(jì)數(shù)器移位寄存器 8-BIT UNIVERSAL SHFT REG 3-S RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel