参数资料
型号: 74LVC169DB,118
厂商: NXP Semiconductors
文件页数: 21/24页
文件大小: 0K
描述: IC SYNC 4BIT BIN COUNTER 16SSOP
产品培训模块: Logic Packages
标准包装: 2,000
系列: 74LVC
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: 150MHz
触发器类型: 正边沿
电源电压: 2.7 V ~ 3.6 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: 带卷 (TR)
其它名称: 74LVC169DB-T
74LVC169DB-T-ND
935210580118
74LVC169
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 6 — 29 November 2012
6 of 24
NXP Semiconductors
74LVC169
Presettable synchronous 4-bit up/down binary counter
6.
Functional description
[1]
H = HIGH voltage level steady state
h = HIGH voltage level one set-up time prior to the LOW-to-HIGH clock transition
L = LOW voltage level steady state
l = LOW voltage level one set-up time prior to the LOW-to-HIGH clock transition
qn = Lower case letters indicate state of referenced output prior to the LOW-to-HIGH clock transition
X = don’t care
= LOW-to-HIGH clock transition
* = The TC is LOW when CET is LOW and the counter is at terminal count
Terminal count up is (HHHH) and terminal count down is (LLLL)
Table 3.
Function table[1]
Operating mode
Input
Output
CP
U/D
CEP
CET
PE
Dn
Qn
TC
Parallel load (Dn to Qn)
XX
XI
I
L
*
XX
Xl
h
H
*
Count up (increment)
h
I
h
X
count up
*
Count down (decrement)
I
h
X
count down
*
Hold (do nothing)
Xh
Xqn
*
XX
Xh
Xqn
H
Fig 6.
State diagram
001aaa647
0
15
14
13
12
1
2
3
4
5
6
7
11
count down
count up
10
9
8
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74LVC169DB-T 功能描述:计数器 IC 3.3V SYNC 4-BIT BIN 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
74LVC169D-T 功能描述:计数器 IC 3.3V SYNC 4-BIT BIN 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
74LVC169PW 功能描述:计数器 IC 3.3V SYNC 4-BIT BIN 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
74LVC169PW,112 功能描述:计数器 IC 3.3V SYNC 4-BIT BIN 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
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