參數(shù)資料
型號(hào)： 74HC4520
廠商： NXP Semiconductors N.V.
元件分類： 通用總線功能
英文描述： Dual 4-bit synchronous binary counter
中文描述： 雙4位同步二進(jìn)制計(jì)數(shù)器
文件頁數(shù)： 7/7頁
文件大?。?/td> 55K
代理商： 74HC4520
December 1990
7
Philips Semiconductors
Product specification
Dual 4-bit synchronous binary counter
74HC/HCT4520
AC WAVEFORMS
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
.
Fig.7
Waveforms showing removal time for nMR; minimum nCP
0
, nCP
1
, nMR pulse widths and maximum clock
pulse frequency.
Conditions:
nCP
1
= HIGH while nCP
is triggered on a LOW-to-HIGH transition; t
W
and t
also apply when nCP
0
= LOW and nCP
1
is triggered on a
HIGH-to-LOW transition.
(1) HC : V
M
= 50%; V
I
= GND to V
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.8
Waveforms showing set-up times for nCP
0
to nCP
1
and nCP
1
to nCP
0
, propagation delays and output
transition times.
(1) HC : V
M
= 50%; V
I
= GND to V
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.9 Waveforms showing propagation delay from nMR to nQ
n
output.
(1) HC : V
M
= 50%; V
I
= GND to V
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74HC4520D 功能描述:計(jì)數(shù)器 IC DUAL 4-BIT SYNC BINARY COUNTER RoHS:否 制造商:NXP Semiconductors 計(jì)數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計(jì)數(shù)法: 計(jì)數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
74HC4520D,112 功能描述:計(jì)數(shù)器 IC DUAL 4-BIT SYNC RoHS:否 制造商:NXP Semiconductors 計(jì)數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計(jì)數(shù)法: 計(jì)數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
74HC4520D,118 功能描述:計(jì)數(shù)器移位寄存器 DUAL 4-BIT SYNC RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類型: 計(jì)數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時(shí)間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
74HC4520D112 制造商:NXP Semiconductors 功能描述:IC DUAL 4BIT SYNC BINARY COUNTER SOIC-
74HC4520DB 功能描述:計(jì)數(shù)器 IC DUAL 4B BIN RIP CNTR SYNCHRONOUS RoHS:否 制造商:NXP Semiconductors 計(jì)數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計(jì)數(shù)法: 計(jì)數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
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