參數(shù)資料
型號(hào)： 74HC190N
廠商： NXP SEMICONDUCTORS
元件分類： 通用總線功能
英文描述： Presettable synchronous BCD decade up/down counter
中文描述： HC/UH SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDIP16
文件頁數(shù)： 13/13頁
文件大?。?/td> 101K
代理商： 74HC190N
December 1990
13
Philips Semiconductors
Product specification
Presettable synchronous BCD decade
up/down counter
74HC/HCT190
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
.
Fig.16 Waveforms showing the set-up and hold times from the parallel load input (PL) to the data input (D
n
).
The shaded areas indicate when the input is
permitted to change for predictable output
performance.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.17 Waveforms showing the set-up and hold times from the count enable and up/down inputs (CE, U/D) to the
clock (CP).
The shaded areas indicate when the input is
permitted to change for predictable output
performance.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
相關(guān)PDF資料
PDF描述
74HC190PW Presettable synchronous BCD decade up/down counter
74HCT190D Presettable synchronous BCD decade up/down counter
74HCT190DB Presettable synchronous BCD decade up/down counter
74HCT190N Presettable synchronous BCD decade up/down counter
74HCT190PW Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-PDIP -40 to 85
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74HC190PW 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Presettable synchronous BCD decade up/down counter
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74HC191D,653 功能描述:計(jì)數(shù)器 IC SYNC BIN U/D 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
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