带按键扫描功能的动态LED显示驱动电路，显示模式5grids×9segs~4grids×10segs，键扫模式9×1.（*内置RC振荡器）

8 x Digital Sensor Interface

Features ● Input protection against 2000 V burst/500 V surge pulse according to IEC 801 4/5 ● Input characteristic according to IEC 65 A, type 2 (24 V DC) ● Digital filter ● Serial in/out for easy cascading ● Low power dissipation ● SMD package

350mA, 16.5V Input, Low-Dropout Linear Regulators

General Description The MAX1658/MAX1659 linear regulators maximize battery life by combining ultra-low supply currents and low-dropout voltages. They feature Dual Mode™ operation, which presets the output to 3.3V (MAX1658) or 5V (MAX1659), or permits it to be adjusted between 1.25V and 16V. The r

ABRUPT VARACTOR DIODES

Package Style DC Power Dissipation @ TA= 25°C Max Reverse Current (IR) @ 15 Vdc Max Reverse Current (IR) @ 10 Vdc Operating Temperature (Topr) Storage Temperature (Tstg) Junction Temperature

Integrated Circuit Television Tuner Band Selector

Description: The NTE1658 is an integrated circuit in a 9–Lead SIP type package designed for electronically tuning television sets. This IC is used for producing the VHF channel “L” band power supply/VHF channel “H” band power supply/UHF channel power supply for tuner and the CATV power supply a

LOW NOISE, HIGH FREQUENCY Si MMIC AMPLIFIER

The µPC1658G is a silicon monolithic integrated circuit designed as amplifier for high frequency system applications. Bandwidth and output power level can be determined according to external resistor constants of negative feedback and final stage collector. This IC is available in 8-pin plastic SO