参数资料
型号: OM13336,598
厂商: NXP Semiconductors
文件页数: 6/24页
文件大小: 0K
描述: KIT 6 BOARDS DEMO LOGIC
特色产品: Demo Boards
标准包装: 1
主要目的: 逻辑,二进制计数器
嵌入式:
已用 IC / 零件: 74LVC169
主要属性: 1.2 V ~ 3.6 V 输入电压
次要属性: 内置超前进位功能
已供物品:
其它名称: 568-5082
74LVC169EVB
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
14 of 24
NXP Semiconductors
74LVC169
Presettable synchronous 4-bit up/down binary counter
The shaded areas indicate when the input is permitted to change for predictable output performance.
Measurement points are given in Table 8.
Logic levels: VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 11. Set-up and hold times for the input (Dn) and parallel enable input (PE)
001aaa654
GND
th
tsu
th
tsu
VM
VI
CP input
PE input
Dn input
VI
The shaded areas indicate when the input is permitted to change for predictable output performance.
Measurement points are given in Table 8.
Logic levels: VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 12. Set-up and hold times for count enable inputs (CEP and CET) and control input (U/D)
001aaa655
th
tsu
th
tsu
GND
VI
VM
GND
VI
CP input
CEP, CET, U/D input
Table 8.
Measurement points
Supply voltage
Input
Output
VCC
VI
VM
1.2 V
VCC
0.5
V
CC
0.5
V
CC
1.65 V to 1.95 V
VCC
0.5
V
CC
0.5
V
CC
2.3 V to 2.7 V
VCC
0.5
V
CC
0.5
V
CC
2.7 V
1.5 V
3.0 V to 3.6 V
2.7 V
1.5 V
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