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參數資料
型號: 74HC191DB,118
廠商: NXP Semiconductors
文件頁數: 5/14頁
文件大?。?/td> 0K
描述: IC 4BIT BINAR UP/DN COUNT 16SSOP
產品培訓模塊: Logic Packages
標準包裝: 2,000
系列: 74HC
邏輯類型: 二進制計數器
方向: 上,下
元件數: 1
每個元件的位元數: 4
計時: 同步
計數速率: 39MHz
觸發(fā)器類型: 正邊沿
電源電壓: 2 V ~ 6 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.209",5.30mm 寬)
供應商設備封裝: 16-SSOP
包裝: 帶卷 (TR)
其它名稱: 74HC191DB-T
74HC191DB-T-ND
935188600118
December 1990
13
Philips Semiconductors
Product specication
Presettable synchronous 4-bit binary
up/down counter
74HC/HCT191
Fig.13 Waveforms showing the input (PL) to output (Qn) propagation delays.
(1) HC : VM = 50%; VI = GND to VCC.
HCT : VM = 1.3 V; VI = 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 : VM = 50%; VI = GND to VCC.
HCT : VM = 1.3 V; VI = GND to 3 V.
Fig.15 Waveforms showing the parallel load input (PL) pulse width, removal time to clock (CP) and the output
(Qn) transition times.
(1) HC : VM = 50%; VI = GND to VCC.
HCT : VM = 1.3 V; VI = GND to 3 V.
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相關代理商/技術參數
參數描述
74HC191DB-T 功能描述:計數器 IC SYNC BIN U/D COUNTER RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 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
74HC191D-T 功能描述:計數器 IC SYNC BIN U/D COUNTER RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 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
74HC191E 制造商:undefined 功能描述:
74HC191N 制造商:NXP Semiconductors 功能描述:HC Counter Bulk 制造商:NXP Semiconductors 功能描述:IC 74HC CMOS 74HC191 DIP16 5V 制造商:NXP Semiconductors 功能描述:IC, 74HC CMOS, 74HC191, DIP16, 5V 制造商:NXP Semiconductors 功能描述:BINARY COUNTER, 4BIT, UP/DOWN, DIP-16; Counter Type:Presettable Binary, Synchronous, Up / Down; Clock Frequency:39MHz; Count Maximum:15; Supply Voltage Min:2V; Supply Voltage Max:6V; Logic Case Style:DIP; No. of Pins:16 ;RoHS Compliant: Yes 制造商:NXP Semiconductors 功能描述:4-bit binary up/down counter,74HC191N 制造商:NXP Semiconductors 功能描述:Counter Single 4-Bit Sync Binary UP/Down 16-Pin PDIP Bulk
74HC191N,652 功能描述:計數器 IC COUNTER UP/DOWN SYNC RoHS:否 制造商:NXP Semiconductors 計數器類型:Binary Counters 邏輯系列:74LV 位數:10 計數法: 計數順序: 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