参数资料
型号: N74F269D,602
厂商: NXP Semiconductors
文件页数: 4/19页
文件大小: 0K
描述: IC COUNTER 8BIT BINARY 24SOIC
产品培训模块: Logic Packages
标准包装: 30
系列: 74F
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: 8
计数速率: 115MHz
触发器类型: 正边沿
电源电压: 4.5 V ~ 5.5 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 24-SOIC(0.295",7.50mm 宽)
供应商设备封装: 24-SO
包装: 管件
其它名称: 933784250602
N74F269D
N74F269D-ND
74F269
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 6 — 14 December 2011
12 of 19
NXP Semiconductors
74F269
8-bit bidirectional binary counter
The shaded areas indicate when the input is permitted to change for predictable output performance.
Measurement points are given in Table 8.
VM =1.5 V
VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 11. Count enable inputs (CEP and CET) and clock input (CP) set-up and hold times
001aal302
VM
tsu(L)
th(L)
tsu(H)
th(H)
VM
GND
VI
GND
VI
VOH
VOL
CP
Qn
COUNT
NO CHANGE
CET, CEP
The shaded areas indicate when the input is permitted to change for predictable output performance.
Measurement points are given in Table 8.
VM =1.5 V
VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 12. Up/down count control input (U/D) and clock input (CP) set-up and hold times
001aal303
VM
tsu(L)
th
tsu(H)
th
VM
U/D
CP
VI
GND
VI
VOH
VOL
GND
Qn
COUNT DOWN
COUNT UP
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N74F269DB 功能描述:计数器 IC 8-BIT BIDIRECTIONAL BINARY CTR 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
N74F269DB,112 功能描述:计数器 IC 8-BIT BIDIRECTIONAL 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
N74F269DB,118 功能描述:计数器 IC 8-BIT BIDIRECTIONAL 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
N74F269DB-T 功能描述:计数器 IC 8-BIT BIDIRECTIONAL BINARY CTR 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
N74F269D-T 功能描述:计数器 IC 8-BIT BIDIRECTIONAL BINARY CTR 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