參數(shù)資料
型號: MC14044BD
廠商: MOTOROLA INC
元件分類: 通用總線功能
英文描述: CMOS MSI Quad R-S Latches
中文描述: 4000/14000/40000 SERIES, LOW LEVEL TRIGGERED R-S LATCH, TRUE OUTPUT, PDSO16
封裝: PLASTIC, SOIC-16
文件頁數(shù): 1/6頁
文件大?。?/td> 218K
代理商: MC14044BD
MOTOROLA CMOS LOGIC DATA
MC14043B MC14044B
162
Quad R–S Latches
The MC14043B and MC14044B quad R–S latches are constructed with
MOS P–channel and N–channel enhancement mode devices in a single
monolithic structure. Each latch has an independent Q output and set and
reset inputs. The Q outputs are gated through three–state buffers having a
common enable input. The outputs are enabled with a logical “1” or high on
the enable input; a logical “0” or low disconnects the latch from the Q
outputs, resulting in an open circuit at the Q outputs.
Double Diode Input Protection
Three–State Outputs with Common Enable
Outputs Capable of Driving Two Low–power TTL Loads or One Low–
Power Schottky TTL Load Over the Rated Temperature Range
Supply Voltage Range = 3.0 Vdc to 18 Vdc
MC14043B
TRUTH TABLE
S R E
X X 0
X = Don’t Care
MC14044B
Q
High
Impedance
No Change
0
1
1
0
0
1
1
0
1
0
1
1
1
1
1
TRUTH TABLE
S R E
X X 0
X = Don’t Care
Q
High
Impedance
0
1
0
No Change
0
0
1
1
0
1
0
1
1
1
1
1
ENABLE
R3
S3
R2
S2
R1
S1
R0
S0
4
3
6
7
12
11
14
15
5
Q3
Q2
Q1
Q0
2
9
10
1
ENABLE
S3
R3
S2
R2
S1
R1
S0
R0
4
3
6
7
12
11
14
15
5
Q3
Q2
Q1
Q0
13
9
10
1
VDD = PIN 16
VSS = PIN 8
NC = PIN 2
VDD = PIN 16
VSS = PIN 8
NC = PIN 13
SEMICONDUCTOR TECHNICAL DATA
Motorola, Inc. 1995
REV 3
1/94
L SUFFIX
CERAMIC
CASE 620
ORDERING INFORMATION
MC14XXXBCP
MC14XXXBCL
MC14XXXBD
TA = – 55
°
to 125
°
C for all packages.
Plastic
Ceramic
SOIC
P SUFFIX
PLASTIC
CASE 648
D SUFFIX
SOIC
CASE 751B
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