參數(shù)資料
型號(hào)： 74HCT190PW
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： 通用總線功能
英文描述： Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-PDIP -40 to 85
中文描述： HCT SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDSO16
文件頁(yè)數(shù)： 12/13頁(yè)
文件大?。?/td> 101K
代理商： 74HCT190PW
December 1990
12
Philips Semiconductors
Product specification
Presettable synchronous BCD decade
up/down counter
74HC/HCT190
AC WAVEFORMS
Fig.10 Waveforms showing the clock (CP) to
output (Q
n
) propagation delays, the clock
pulse width and the maximum clock pulse
frequency.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.11 Waveforms showing the clock and count
enable inputs (CP, CE) to ripple clock
output (RC) propagation delays.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.12 Waveforms showing the input (D
n
) to output
(Q
n
) propagation delays.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.13 Waveforms showing the input (PL) to output
(Q
n
) propagation delays.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.14 Waveforms showing the up/down count
input (U/D) to terminal count and ripple
clock output (TC, RC) propagation delays.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT : V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.15 Waveforms showing the parallel load input
(PL) pulse width, removal time to clock (CP)
and the output (Q
n
) transition times.
(1) HC :
V
M
= 50%;
V
I
= GND to
V
CC
.
HCT :
V
M
= 1.3 V;
V
= GND to
3 V.
相關(guān)PDF資料
PDF描述
74HCT191 Presettable synchronous 4-bit binary up/down counter
74HC191 Presettable synchronous 4-bit binary up/down counter
74HCT191DB Presettable synchronous 4-bit binary up/down counter
74HCT191PW Presettable synchronous 4-bit binary up/down counter
74HC191 SN54HC191, SN74HC191 4-BIT SYNCHRONOUS UP/DOWN BINARY COUNTERS
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參數(shù)描述
74HCT191D 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(lèi)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
74HCT191D,652 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(lèi)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
74HCT191D,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(lèi)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
74HCT191D-T 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(lèi)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
74HCT191N 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(lèi)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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