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AT73C239

AT73C239 Datasheet Mature

(文件大小: 484674, 31 页数, 修订版 C, 更新时间: 07/2007)

The AT73C239 is a 4-channel Power Supply Power Management Unit (PMU) available in a QFN 3 x 3 mm package. It is a fully integrated, low cost, combined Power Management device for wireless modules, GPS and WLAN devices. It integrates four Linear Low Drop Out (LDO) Regulators, three of which provide high-accuracy RF performance and one (LDO4) with very low quiescent current that is supplied by an external backup battery.The AT73C239 features a Two-wire Interface (TWI) to increase the efficiency of the system by disabling LDOs when not needed.

AT73C239 Summary

AT73C239 Summary Datasheet Mature

(文件大小: 120839, 4 页数, 修订版 A, 更新时间: 10/2005)

The AT73C239 is a 4-channel Power Supply Power Management Unit (PMU) available in a QFN 3 x 3 mm package. It is a fully integrated, low cost, combined Power Management device for wireless modules, GPS and WLAN devices. It integrates four Linear Low Drop Out (LDO) Regulators, three of which provide high-accuracy RF performance and one (LDO4) with very low quiescent current that is supplied by an external backup battery.The AT73C239 features a Two-wire Interface (TWI) to increase the efficiency of the system by disabling LDOs when not needed.

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Mature product, not recommended for new designs.

关键参数

参数

LDO:

4

Serial Interface:

Y