參數資料
型號: 933669900652
廠商: NXP SEMICONDUCTORS
元件分類: 鎖存器
英文描述: HCT SERIES, DUAL NEGATIVE EDGE TRIGGERED J-K FLIP-FLOP, COMPLEMENTARY OUTPUT, PDIP16
封裝: 0.300 INCH, PLASTIC, MO-001AE, SOT-38-1, DIP-16
文件頁數: 10/15頁
文件大?。?/td> 92K
代理商: 933669900652
1998 Jun 10
4
Philips Semiconductors
Product specication
Dual JK ip-op with set and reset;
negative-edge trigger
74HC/HCT112
Fig.4 Functional diagram.
FUNCTION TABLE
Note
1. If nSD and nRD simultaneously go from LOW to HIGH, the output states will
be unpredictable.
H = HIGH voltage level
h = HIGH voltage level one set-up time prior to the HIGH-to-LOW CP
transition
L = LOW voltage level
l = LOW voltage level one set-up time prior to the HIGH-to-LOW CP
transition
q = lower case letters indicate the state of the referenced output one set-up
time prior to the HIGH-to-LOW CP transition
X = don’t care
↓ = HIGH-to-LOW CP transition
OPERATING MODE
INPUTS
OUTPUTS
nSD
nRD
nCP
nJ
nK
nQ
asynchronous set
L
H
X
H
L
asynchronous reset
H
L
X
L
H
undetermined
L
X
H
L
toggle
H
hh
qq
load “0” (reset)
H
lh
L
H
load “1” (set)
H
hl
H
L
hold “no change”
H
ll
q
Fig.5 Logic diagram (one flip-flop).
相關PDF資料
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933714970653 HCT SERIES, DUAL NEGATIVE EDGE TRIGGERED J-K FLIP-FLOP, COMPLEMENTARY OUTPUT, PDSO16
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