参数资料
型号: 74HC191DB,112
厂商: NXP Semiconductors
文件页数: 6/14页
文件大小: 0K
描述: IC SYNC 4BIT BINARY UP/DN 16SSOP
产品培训模块: Logic Packages
标准包装: 78
系列: 74HC
逻辑类型: 二进制计数器
方向: 上,下
元件数: 1
每个元件的位元数: 4
计时: 同步
计数速率: 39MHz
触发器类型: 正边沿
电源电压: 2 V ~ 6 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.209",5.30mm 宽)
供应商设备封装: 16-SSOP
包装: 管件
其它名称: 568-2633-5
935188600112
December 1990
14
Philips Semiconductors
Product specication
Presettable synchronous 4-bit binary
up/down counter
74HC/HCT191
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 (Dn).
The shaded areas indicate when the input is
permitted to change for predictable output
performance.
(1) HC : VM = 50%; VI = GND to VCC.
HCT : VM = 1.3 V; VI = 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 : VM = 50%; VI = GND to VCC.
HCT : VM = 1.3 V; VI = GND to 3 V.
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相关代理商/技术参数
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74HC191DB-T 功能描述:计数器 IC SYNC BIN U/D COUNTER RoHS:否 制造商:NXP Semiconductors 计数器类型:Binary Counters 逻辑系列:74LV 位数:10 计数法: 计数顺序: 工作电源电压:1 V to 5.5 V 工作温度范围:- 40 C to + 125 C 封装 / 箱体:SOT-109 封装:Reel
74HC191D-T 功能描述:计数器 IC SYNC BIN U/D COUNTER RoHS:否 制造商:NXP Semiconductors 计数器类型:Binary Counters 逻辑系列:74LV 位数:10 计数法: 计数顺序: 工作电源电压:1 V to 5.5 V 工作温度范围:- 40 C to + 125 C 封装 / 箱体:SOT-109 封装: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:计数器 IC COUNTER UP/DOWN SYNC RoHS:否 制造商:NXP Semiconductors 计数器类型:Binary Counters 逻辑系列:74LV 位数:10 计数法: 计数顺序: 工作电源电压:1 V to 5.5 V 工作温度范围:- 40 C to + 125 C 封装 / 箱体:SOT-109 封装:Reel