전자부품 데이터시트 검색엔진 |
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MV1820 데이터시트(PDF) 4 Page - Mitel Networks Corporation |
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MV1820 데이터시트(HTML) 4 Page - Mitel Networks Corporation |
4 / 9 page MV1820 3 ELECTRICAL CHARACTERISTICS (continued) These characteristics are guaranteed over the following conditions (unless otherwise stated) Tamb = 0 to 70˚C, VDD = 5V ± 10% I2C bus SCL, SDA Schmitt inputs Input voltage Low Input voltage High Output voltage Low SCL clock frequency DAV data available Output voltage low RESET Schmitt input Input voltage Low Input voltage High Input current Low Input current High 11, 13 11 1 0 3.5 0 VDD-1.0 -22 -10 0.1 100 0.2 -50 1.5 VDD 0.4 1000 0.4 0.8 VDD -220 +10 V V V kHz V V V µA µA Not clamped when VDD = 0V IOL = 3.0mA 100k (nom) pull-up resistor IOH = 2.4mA 100k (nom) pull-up resistor VIN = VSS VIN = VDD Characteristic Pin Min Typ Max Value Units Conditions NOTE Input voltage low and input voltage high for EXT/INT, AS and XTI are as specified for DATA I/O. AS XTO XTI Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin Name and Description Active Low Reset. Includes a 100k Ω pull - up resistor Control Pin for SYNC I/O and DATA I/O. Includes a 100k Ω pull - down resistor. When low or not connected, internal SYNC and DATA are used, pins 9 and 10 are outputs. When high, supply SYNC and DATA from an external source, pins 9 and 10 are inputs. Black level capacitor. White level capacitor. Input for composite video signal with negative going syncs Ground 0 volts. Time constant resistor. Controlling discharge rate of black and white level capacitor voltages. Address select for I2C bus. [0010 0001] with AS set high, or [0010 0011] with AS set low. Includes 100k Ω pull - down resistor. Data input/output. Sync input/output. I2C bus serial clock. Positive supply voltage +5V ± 10% I2C bus bi-directional data port. Active low open drain output data available signal to microprocessor. Includes 100k Ω pull - up resistor Crystal out, 27.75MHz fundamental crystal with on-chip 1M Ω resistor to XTI. Crystal input. DATA I/O SYNC I/O SCL VDD SDA DAV PIN DESCRIPTION Symbol RESET EXT/INT BLC WLC VIDEO GND TCR |
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