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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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M41ST87Y 数据表(PDF) 9 Page - STMicroelectronics |
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M41ST87Y 数据表(HTML) 9 Page - STMicroelectronics |
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9 / 48 page  M41ST87Y, M41ST87W Description 9/48 Figure 3. Block diagram 1. Open drain output. 2. Programmable output (open drain or full-CMOS); if open drain option is selected and if pulled-up to supply other than VCC, this supply must be equal to, or less than 3.0 V when VCC = 0 V (during battery backup mode). AI07026 COMPARE VPFD VCC VOUT COMPARE VSO VOUT VBL BL COMPARE Crystal I2C INTERFACE REAL TIME CLOCK CALENDAR 128 BYTES USER RAM 8 BYTES ROM RTC w/ALARM & CALIBRATION WATCHDOG SQUARE WAVE TAMPER SDA SCL 1.25V PFI1 PFI2 PFO1 (2) PFO2 (2) RSTIN1 POR SQW/FT (2) RST (1) WDI TPXIN WDS TIEX CLRX CLRXEXT AFE OFIE IRQ/OUT (1) VBAT 32KHz OSCILLATOR TPCLR F32k (1) COMPARE COMPARE RSTIN2 EX ECON (Internal) 1.25V (Internal) VSS 2 |
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