built-in MOS, Y, 9A converter

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HMSEMI

華之美半導(dǎo)體

6 A boost DC-DC

DESCRIPTION HM9221 is a high-efficiency, high-current fixed-frequency PWM current Type DC-DC boost chip. The built-in power MOS tube of HM9221 provides a maximum input current of 6A, Meet the needs of large current loads. The external soft start pin of HM9221, The soft start time of the chip can

文件：591.87 Kbytes 頁數(shù)：6 Pages

HMSEMI

華之美半導(dǎo)體

10A Current Mode Non-Synchronous PWM Boost Converter

General Description The HM9229 is a current mode boost DC-DC converter. It is PWM circuitry with built-in 15mΩ power MOSFET make this regulator highly power efficient. The non-inverting input of error amplifier connects to a 1.2V precision reference voltage. Current mode control and external comp

文件：911.53 Kbytes 頁數(shù)：12 Pages

HMSEMI

華之美半導(dǎo)體

64 k SRAM (8-kword x 8-bit)

Description The Hitachi HM9264B is 64k-bit static RAM organized 8-kword × 8-bit. It realizes higher performance and low power consumption by 1.5 μm CMOS process technology. The device, packaged in 450 mil SOP (foot print pitch width), 600 mil plastic DIP, is available for high density mounting.

文件：73.37 Kbytes 頁數(shù)：14 Pages

HITACHIHitachi Semiconductor

日立日立公司

64 k SRAM (8-kword x 8-bit)

Description The Hitachi HM9264B is 64k-bit static RAM organized 8-kword × 8-bit. It realizes higher performance and low power consumption by 1.5 μm CMOS process technology. The device, packaged in 450 mil SOP (foot print pitch width), 600 mil plastic DIP, is available for high density mounting.

文件：73.37 Kbytes 頁數(shù)：14 Pages

HITACHIHitachi Semiconductor

日立日立公司

64 k SRAM (8-kword x 8-bit)

Description The Hitachi HM9264B is 64k-bit static RAM organized 8-kword × 8-bit. It realizes higher performance and low power consumption by 1.5 μm CMOS process technology. The device, packaged in 450 mil SOP (foot print pitch width), 600 mil plastic DIP, is available for high density mounting.

文件：73.37 Kbytes 頁數(shù)：14 Pages

HITACHIHitachi Semiconductor

日立日立公司

64 k SRAM (8-kword x 8-bit)

Description The Hitachi HM9264B is 64k-bit static RAM organized 8-kword × 8-bit. It realizes higher performance and low power consumption by 1.5 μm CMOS process technology. The device, packaged in 450 mil SOP (foot print pitch width), 600 mil plastic DIP, is available for high density mounting.

文件：73.37 Kbytes 頁數(shù)：14 Pages

HITACHIHitachi Semiconductor

日立日立公司

64 k SRAM (8-kword x 8-bit)

Description The Hitachi HM9264B is 64k-bit static RAM organized 8-kword × 8-bit. It realizes higher performance and low power consumption by 1.5 μm CMOS process technology. The device, packaged in 450 mil SOP (foot print pitch width), 600 mil plastic DIP, is available for high density mounting.

文件：73.37 Kbytes 頁數(shù)：14 Pages

HITACHIHitachi Semiconductor

日立日立公司

DTMF Receiver

Features Complete receiver in an 18-pin package Excellent performance CMOS, single 5 volt operation Minimum board area Central office quality Low power consumption Appilcations Telephone answer machine PABXs Central office Key system Remote control Remote data entry

文件：69.76 Kbytes 頁數(shù)：1 Pages

ETCList of Unclassifed Manufacturers

未分類制造商

DTMF RECEIVER

General Description The HM 9270C/D is a complete DTMF receiver integrating both the bandsplit filter and digital decoder functions. The filter section uses switched capacitor techniques for high- and low-group filters and dial-tone rejection. Digital counting techniques are employed in the deco

文件：66 Kbytes 頁數(shù)：10 Pages

EMC

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