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參數(shù)資料
| 型號： | 74HCT193 |
| 廠商： | NXP Semiconductors N.V. |
| 元件分類： | 通用總線功能 |
| 英文描述： | Presettable synchronous 4-bit binary up/down counter |
| 中文描述： | 可預(yù)置同步4位二進制加/減計數(shù)器 |
| 文件頁數(shù)： | 12/13頁 |
| 文件大?。?/td> | 95K |
| 代理商： | 74HCT193 |
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.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74HC193 | Presettable synchronous 4-bit binary up/down counter |
| 74HCT194 | 4-bit bidirectional universal shift register |
| 74HC194 | 4-bit bidirectional universal shift register |
| 74HCT195 | 4-bit parallel access shift register |
| 74HC195 | 4-bit parallel access shift register |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74HCT193D | 功能描述:計數(shù)器 IC 4BIT COUNTR U/D SYNC RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(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 |
| 74HCT193D,652 | 功能描述:計數(shù)器 IC 4BIT COUNTR U/D SYNC RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(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 |
| 74HCT193D,653 | 功能描述:計數(shù)器 IC 4-BIT BINARY U/D COUNTER RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(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 |
| 74HCT193D652 | 制造商:NXP Semiconductors 功能描述:IC 4 BIT UP / DOWN BINARY COUNTER PRES |
| 74HCT193DB | 功能描述:計數(shù)器 IC 4-BIT BINARY UP/DOWN COUNTER RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(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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