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HCF4056BEY bảng dữ liệu(PDF) 1 Page - STMicroelectronics

tên linh kiện HCF4056BEY
Giải thích chi tiết về linh kiện  BCD TO 7 SEGMENT DECODER /DRIVER WITH STROBED LATCH FUNCTION
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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HCF4056BEY bảng dữ liệu(HTML) 1 Page - STMicroelectronics

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September 2002
s
QUIESCENT CURRENT SPECIF. UP TO 20V
s
OPERATION OF LIQUID CRYSTALS WITH
CMOS CIRCUITS PROVIDES ULTRA LOW
POWER DISPLAY.
s
EQUIVALENT AC OUTPUT DRIVE FOR
LIQUID CRYSTAL DISPLAYS - NO
EXTERNAL CAPACITOR REQUIRED
s
VOLTAGE DOUBLING ACROSS DISPLAY
[(VDD - VEE) = 18V] RESULTS IN EFFECTIVE
36V (p-p) DRIVE ACROSS SELECTED
DISPLAY SEGMENTS
s
LOW OR HIGH OUTPUT LEVEL DC DRIVE
FOR OTHER TYPES OF DISPLAYS
s
ONE CHIP LOGIC LEVEL CONVERSION
FOR DIFFERENT INPUT AND OUTPUT
LEVEL SWINGS
s
FULL DECODING OF ALL INPUT
COMBINATIONS : "0 - 9, L, H, P, A" AND
BLANK POSITIONS
s
INPUT LEAKAGE CURRENT
II = 100nA (MAX) AT VDD = 18V TA = 25°C
s
100% TESTED FOR QUIESCENT CURRENT
s
MEETS ALL REQUIREMENTS OF JEDEC
JESD13B "STANDARD SPECIFICATIONS
FOR DESCRIPTION OF B SERIES CMOS
DEVICES"
DESCRIPTION
HCF4056B is a monolithic integrated circuit
fabricated
in
Metal
Oxide
Semiconductor
technology available in DIP and SOP packages.
HCF4056B is a single digit BCD to 7 segment
decoder driver circuit that provides a level shifting
function on the chip. This feature permits the BCD
input-signal swings (VDD to VSS) to be the same
as or different from the 7-segment output signal
swings (VDD to VEE). For example, the BCD
input-signal swings (VDD to VSS) may be as low as
0 to -3V, whereas the output-display drive signal
swing (VDD to VEE) may be from 0 to -5V. If VDD to
VEE exceeds 15V, VDD to VSS should be at least
4V. The 7-segment outputs are controlled by the
DISPLAY-FREQUENCY (DF) input, which causes
the selected segment outputs to be low, high, or a
square wave output (for liquid crystal displays).
HCF4056B
BCD TO 7 SEGMENT DECODER /DRIVER
WITH STROBED LATCH FUNCTION
PIN CONNECTION
ORDER CODES
PACKAGE
TUBE
T & R
DIP
HCF4056BEY
SOP
HCF4056BM1
HCF4056M013TR
DIP
SOP


Số phần tương tự - HCF4056BEY

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HCF4056BEY STMICROELECTRONICS-HCF4056BEY Datasheet
334Kb / 15P
   LIQUID-CRYSTAL DISPLAY DRIVERS
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