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74LVQ163M 数据表 (PDF) - STMicroelectronics

74LVQ163M Datasheet PDF - STMicroelectronics
部件名 74LVQ163M
下载  74LVQ163M 下载

文件大小   259.72 Kbytes
  13 Pages
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics
功能描述 SYNCHRONOUS PRESETTABLE 4-BIT COUNTER

74LVQ163M Datasheet (PDF)

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74LVQ163M Datasheet PDF - STMicroelectronics

部件名 74LVQ163M
下载  74LVQ163M Click to download

文件大小   259.72 Kbytes
  13 Pages
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics
功能描述 SYNCHRONOUS PRESETTABLE 4-BIT COUNTER

74LVQ163M 数据表 (HTML) - STMicroelectronics

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74LVQ163M 产品详情

DESCRIPTION The 74LVQ163 is a low voltage CMOS SYNCHRONOUS PRESETTABLE COUNTER fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. It is ideal for low power and low noise 3.3V applications. It is a 4 bit binary counter with Synchronous Clear.
The circuit have four fundamental modes of operation, in order of preference: synchronous reset, parallel load, count-up and hold. Four control inputs, Master Reset (CLEAR), Parallel Enable Input (LOAD), Count Enable Input (PE) and Count Enable Carry Input (TE), determine the mode of operation as shown in the Truth Table. A LOW signal on CLEAR overrides counting and parallel loading and allows all outputs to go LOW on the next rising edge of CLOCK. A LOW signal on LOAD overrides counting and allows information on Parallel Data Qn inputs to be loaded into the flip-flops on the next rising edge of CLOCK. With LOAD and CLEAR, PE and TE permit counting when both are high. Conversely, a LOW signal on either PE and TE inhibits counting. All inputs and outputs are equipped with protection circuits against static discharge, giving them 2KV ESD immunity and transient excess voltage.

■ HIGH SPEED:
   fMAX = 180 MHz (TYP.) at VCC = 3.3 V
■ COMPATIBLE WITH TTL OUTPUTS
■ LOW POWER DISSIPATION:
   ICC = 4 µA (MAX.) at TA=25°C
■ LOW NOISE:
   VOLP = 0.3V (TYP.) at VCC = 3.3V
■ 75Ω TRANSMISSION LINE DRIVING CAPABILITY
■ SYMMETRICAL OUTPUT IMPEDANCE:
   |IOH| = IOL = 12mA (MIN) at VCC = 3.0 V
■ PCI BUS LEVELS GUARANTEED AT 24 mA
■ BALANCED PROPAGATION DELAYS: tPLH ≅ tPHL
■ OPERATING VOLTAGE RANGE:
   VCC(OPR) = 2V to 3.6V (1.2V Data Retention)
■ PIN AND FUNCTION COMPATIBLE WITH 74 SERIES 163
■ IMPROVED LATCH-UP IMMUNITY




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关于 STMicroelectronics


Stmicroelectronics是位于瑞士日内瓦的跨国电子和半导体制造商。

该公司为汽车,工业和消费者市场的各种应用提供了广泛的产品,包括微控制器,传感器,功率放大器和集成电路。

Stmicroelectronics成立于1987年,在1​​00多个国家 /地区开展业务,是世界上最大的半导体公司之一。

*此信息仅供一般参考,对于因上述信息造成的任何损失或损害,我们概不负责。




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