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MAX6889 Datasheet(PDF) 5 Page - Maxim Integrated Products |
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MAX6889 Datasheet(HTML) 5 Page - Maxim Integrated Products |
5 / 40 page EEPROM-Programmable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors _______________________________________________________________________________________ 5 ELECTRICAL CHARACTERISTICS (continued) (VIN1 = 6.5V to 13.2V, VIN2–VIN7 = 2.7V to 5.5V, VIN8 = 10V, GPI_ = GND, MARGIN = MR = DBP, TA = -40°C to +85°C, unless other- wise noted. Typical values are at TA = +25°C.) (Notes 1, 2, 3) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS 000 5.625 6.25 6.875 001 22.5 25 27.5 010 90 100 110 011 360 400 440 ms 100 1.44 1.60 1.76 101 5.76 6.40 7.04 110 23.04 25.60 28.16 Watchdog Timeout Period tWD Register contents (Table 21) 111 92.16 102.40 112.64 s SERIAL INTERFACE LOGIC (SDA, SCL, A0, A1) Logic-Input Low Voltage VIL 0.8 V Logic-Input High Voltage VIH 2.0 V Input Leakage Current ILKG -1 +1 µA Output Low Voltage VOL ISINK = 3mA 0.4 V Input/Output Capacitance CI/O 10 pF SERIAL INTERFACE TIMING CHARACTERISTICS (Figure 3) (IN1 = GND, VIN2–VIN7 = 2.7V to 5.5V, VIN8 = 10V, GPI_ = GND, MARGIN = MR = DBP, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Notes 1, 2, 3) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Serial Clock Frequency fSCL 400 kHz Clock Low Period tLOW 1.3 µs Clock High Period tHIGH 0.6 µs Bus-Free Time tBUF 1.3 µs START Setup Time tSU:STA 0.6 µs START Hold Time tHD:STA 0.6 µs STOP Setup Time tSU:STO 0.6 µs Data In Setup Time tSU:DAT 100 ns Data In Hold Time tHD:DAT 30 900 ns Receive SCL/SDA Minimum Rise Time tR (Note 5) 20 + 0.1 x CBUS ns Receive SCL/SDA Maximum Rise Time tR (Note 5) 300 ns Receive SCL/SDA Minimum Fall Time tF (Note 5) 20 + 0.1 x CBUS ns Receive SCL/SDA Maximum Fall Time tF (Note 5) 300 ns Transmit SDA Fall Time tF CBUS = 400pF 20 + 0.04 x CBUS 300 ns |
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