參數(shù)資料
型號(hào): 74HC193
廠商: NXP Semiconductors N.V.
元件分類(lèi): 通用總線(xiàn)功能
英文描述: Presettable synchronous 4-bit binary up/down counter
中文描述: 可預(yù)置同步4位二進(jìn)制加/減計(jì)數(shù)器
文件頁(yè)數(shù): 12/13頁(yè)
文件大小: 95K
代理商: 74HC193
December 1990
12
Philips Semiconductors
Product specification
Presettable synchronous 4-bit binary
up/down counter
74HC/HCT193
Fig.10 Waveforms showing the master reset input (MR) pulse width, MR to Q
n
propagation delays, MR to CP
U
,
CP
D
removal time and output transition times.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3V; V
I
= GND to 3 V.
Fig.11 Waveforms showing the data input (D
n
) to parallel load input (PL) set-up and hold times.
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
= 1.3V; V
I
= GND to 3 V.
Fig.12 Waveforms showing the data input (D
n
), parallel load input (PL) and the master reset input (MR) to the
terminal count outputs (TC
U
, TC
D
) propagation delays.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3V; V
I
= GND to 3 V.
Fig.13 Waveforms showing the CP
U
to CP
D
or CP
D
to CP
U
hold times.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3V; 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
74HC193_13 制造商:PHILIPS 制造商全稱(chēng):NXP Semiconductors 功能描述:Presettable synchronous 4-bit binary up/down counter
74HC193D 功能描述:計(jì)數(shù)器 IC 4BIT COUNTR U/D SYNC 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
74HC193D,652 功能描述:計(jì)數(shù)器 IC 4BIT COUNTR U/D SYNC 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
74HC193D,653 功能描述:計(jì)數(shù)器移位寄存器 4-BIT BINARY U/D COUNTER RoHS:否 制造商:Texas Instruments 計(jì)數(shù)器類(lèi)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(lèi)型: 輸入線(xiàn)路數(shù)量:1 輸出類(lèi)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
74HC193DB 功能描述:計(jì)數(shù)器 IC 4BIT BIN UP/DN CNTER SYNCHRONOUS 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