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L99DZ81EP データシート(PDF) 7 Page - STMicroelectronics |
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L99DZ81EP データシート(HTML) 7 Page - STMicroelectronics |
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7 / 62 page ![]() DocID023145 Rev 2 7/62 L99DZ81EP Block diagram and pin description 61 1 Block diagram and pin description Figure 1. Block diagram Charge Pump CM CSN CLK DO DI VCC VBAT SPC560D GND 1k CM MUX 1k 1k 1k 1k CP M M OUT4 OUT5 OUT6 OUT9 OUT7 OUT8 Ω m 150 Ω m 150 Ω m 300 Ω m 1600 Ω m 1600 OUT10 Ω m 1600 / 500 CP1M CP1P CP2M CP2P VS 2 x M GH1/2 SH1/2 GL1/2 SL1/2 PWMH Ω m 1600 / 800 DIR 1k 1k L99PM62 FSO Window Watchdog => Fail Safe 100 10 Watt Bulb 5 Watt Bulb SPI adjustable Slew Rate ~ 100nF ~ 100nF ~ 100nF >15 >15 >15 >15 Fail Safe Circuitry > 10k GAPGCFT00674 Table 2. Pin definitions and functions Pin Symbol Function 58 GND1 Ground: reference potential. GND1 and GND2 are internally connected. GND2 supplies OUT4-6. Important: For the capability of driving the full current at the outputs, all pins of GND must be externally connected! 17, 18, 26, 31, 32 GND2 17, 57 SGND Signal Ground: this pin is shared with GND2 pin. |
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