参数资料
型号: MC74HC4511
厂商: Motorola, Inc.
英文描述: BCD-to-Seven-Segment Latch/Decoder/Display Driver
中文描述: BCD码到七段锁存器/解码器/显示驱动程序
文件页数: 1/9页
文件大小: 249K
代理商: MC74HC4511
SEMICONDUCTOR TECHNICAL DATA
1
REV 6
Motorola, Inc. 1995
10/95
!"! !
#"
High–Performance Silicon–Gate CMOS
The MC74HC4511 is identical in pinout to the MC14511 metal–gate
CMOS decoder/driver. The device inputs are compatible with standard
CMOS outputs; with pullup resistors, they are compatible with LSTTL
outputs.
The HC4511 provides the functions of a 4–bit storage latch, a BCD–to–
seven–segment decoder, and a display driver. It can be used either directly
or indirectly with seven–segment light–emitting diode (LED), incandescent,
fluorescent, gas discharge, or liquid–crystal readouts. Lamp test (LT),
blanking (BI), and latch enable (LE) inputs are used to test the display, to turn
off or pulse modulate the brightness of the display, and to store a BCD code,
respectively.
Latch Storage of BCD Inputs
Blanking Input
Lamp Test Input
Output Drive Capability: 10 LSTTL Loads
Outputs Directly Interface to CMOS, NMOS, and TTL
Operating Voltage Range: 2 to 6 V
Low Input Current: 1
μ
A
High Noise Immunity Characteristic of CMOS Devices
In Compliance with the Requirements Defined by JEDEC Standard
No. 7A
Chip Complexity: 264 FETs or 66 Equivalent Gates
LOGIC DIAGRAM
4–BIT
TRANSPARENT
LATCH
DECODER
AND
OUTPUT
CONTROL
7
1
2
6
13
12
11
10
9
15
14
D (MSB)
C
B
A (LSB)
a
b
c
d
e
f
g
5
4
3
LT
BI
LE
PIN 16 = VCC
PIN 8 = GND
BCD
INPUTS
CONTROL
INPUTS
SEVEN–
SEGMENT
DISPLAY–
DRIVER
OUTPUTS
PIN ASSIGNMENT
13
14
15
16
9
10
11
12
5
4
3
2
1
8
7
6
b
a
g
f
VCC
e
d
c
BI
LT
C
B
GND
A
D
LE
a
b
c
d
e
f
g
DISPLAY
D SUFFIX
SOIC PACKAGE
CASE 751B–05
N SUFFIX
PLASTIC PACKAGE
CASE 648–08
1
16
1
16
ORDERING INFORMATION
MC74HCXXXXN
MC74HCXXXXD
Plastic
SOIC
相关PDF资料
PDF描述
MC74HC4511D BCD-to-Seven-Segment Latch/Decoder/Display Driver
MC74HC4511N BCD-to-Seven-Segment Latch/Decoder/Display Driver
MC74HC4514 1-of-16 Decoder/Demultiplexer with Address Latch
MC74HC4514DW 1-of-16 Decoder/Demultiplexer with Address Latch
MC74HC4514N 1-of-16 Decoder/Demultiplexer with Address Latch
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