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Maxim Integrated Products, Inc.
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| Part No. |
DS1644
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| OCR Text |
...ed internally by inhibiting ac- cess via the ce signal. at this time the powerfail output signal (pfo ) will be driven active low and will remain active until v cc returns to nominal levels. when v cc falls below the level of the intern... |
| Description |
Nonvolatile Timekeeping RAM(非易失性计时RAM)
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| File Size |
131.95K /
12 Page |
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it Online |
Download Datasheet
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Maxim Integrated Products, Inc.
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| Part No. |
DS1646
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| OCR Text |
...ed internally by inhibiting ac- cess via the ce signal. at this time the powerfail output signal (pfo ) will be driven active low and will remain active until v cc returns to nominal levels. when v cc falls below the level of the intern... |
| Description |
Nonvolatile Timekeeping RAM(非易失性计时RAM)
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| File Size |
131.71K /
12 Page |
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it Online |
Download Datasheet |
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Intel Corp.
Intel, Corp.
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| Part No. |
80C54 80C58 N80C32-33 D80C32-33 P80C32-33 D80C32-24 P80C32-24 N80C32-24 P87C58-24 N80C58-24 N87C58-24 P80C58-24 D80C58-24 D87C58-24 P80C58-33 N80C58-33 N87C58-33 P87C58-33 D80C52-24 D80C52-33 D80C54-33 D87C54-33 N80C52-33 P80C54-33
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| OCR Text |
...ulse is skipped during each ac- cess to external data memory. 4
8xc52/54/58 if desired, ale operation can be disabled by setting bit 0 of sfr location 8eh. with this bit set, the pin is weakly pulled high. however, the ale disable fea- t... |
| Description |
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, MROM, 24 MHz, MICROCONTROLLER, CDIP40
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, 33 MHz, MICROCONTROLLER, CDIP40
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, MROM, 33 MHz, MICROCONTROLLER, CDIP40
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, UVPROM, 33 MHz, MICROCONTROLLER, CDIP40
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, 24 MHz, MICROCONTROLLER, CDIP40
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, 33 MHz, MICROCONTROLLER, PQCC44
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, OTPROM, 33 MHz, MICROCONTROLLER, PQCC44
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, OTPROM, 33 MHz, MICROCONTROLLER, PDIP40
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER 8-BIT, 33 MHz, MICROCONTROLLER, PDIP40
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| File Size |
311.96K /
23 Page |
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it Online |
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SGS Thomson Microelectronics
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| Part No. |
AN1001
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| OCR Text |
...not require very high speed ac- cess to the data for reading or writing, so serial bus speeds of 100 khz to 1 mhz are more than adequate. comparison of the four major serial access standards having decided that serial access eeprom is an a... |
| Description |
CHOICE OF SERIAL EEPROMS REQUIRES UNDERSTANDING OF BUS DIFFERENCES
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| File Size |
65.16K /
9 Page |
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it Online |
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DELL
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| Part No. |
E151FPB
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| OCR Text |
...eached in a chlorine - free pro cess. (europe only) 2 waste handling. local regulations should be observed when disposing of this product due to the presence of the materials and su... |
| Description |
E151FPB
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| File Size |
220.07K /
3 Page |
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it Online |
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Intel Corp.
Intel, Corp.
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| Part No. |
AN87C54 AN87C54-20 BP87C54-20 LP87C54-20
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| OCR Text |
...ulse is skipped during each ac- cess to external data memory. throughout the remainder of this data sheet, ale will refer to the signal coming out of the ale/prog pin, and the pin will be referred to as the ale/prog pin. psen : program stor... |
| Description |
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER WITH 16 KBYTES USER PROGRAMMABLE EPROM 8-BIT, OTPROM, 20 MHz, MICROCONTROLLER, PDIP40
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER WITH 16 KBYTES USER PROGRAMMABLE EPROM 8-BIT, OTPROM, 12 MHz, MICROCONTROLLER, PQCC44
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| File Size |
293.22K /
20 Page |
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it Online |
Download Datasheet |
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天津新技术产业园区管理委员会
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| Part No. |
IS61QDB21M36-250M3 IS61QDB41M36-250M3
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| OCR Text |
...fo rmance cmos static random ac cess memory (sram) devices. these these srams have separate i/os, eliminating the need for high-speed bus turnaround. the rising edge of k clock initiates the read/write operation, and all internal opera... |
| Description |
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| File Size |
653.15K /
27 Page |
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it Online |
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