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U74HC590G-S16-R Datasheet(PDF) 2 Page - Unisonic Technologies

Part # U74HC590G-S16-R
Description  Low static power consumption
PDF  8 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

U74HC590G-S16-R Datasheet(HTML) 2 Page - Unisonic Technologies

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U74HC590
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
2 of 8
www.unisonic.com.tw
QW-R126-044.A
PIN CONFIGURATION
FUNCTION TABLE
INPUTS
OE
RCLK
CCLR
CCKEN
CCLK
FUNCTION
H
X
X
X
X
Outputs QA-QH are disabled.
L
X
X
X
X
Outputs QA-QH are enabled.
X
↑
X
X
X
Counter data stored into register
X
↓
X
X
X
Register stage is not changed.
X
X
L
X
X
Counter clear.
X
X
H
L
↑
Advance one count.
X
X
H
L
↓
No count
X
X
H
H
X
No count
Notes: 1. H: High voltage level; L: Low voltage level; ↑: Low-to-High; X: Don’t care
2. RCO = Q0 ' Q1' Q2' Q3 ' Q4 ' Q5 ' Q6 ' Q7 '
．
．
．．
．．
．
(Q0’ to Q7’ are internal outputs of the counter)



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