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SM8150AB 数据表(PDF) 8 Page - Nippon Precision Circuits Inc |
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SM8150AB 数据表(HTML) 8 Page - Nippon Precision Circuits Inc |
8 / 22 page SM8150A SEIKO NPC CORPORATION —8 11-3. I2C Interface VIN = 3.6V, VEN = 2.8V, GND = PGND = 0V, Ta = 25°C unless otherwise noted. Parameter Pin Symbol Condition Rating Unit min typ max SCL clock frequency SCL fSCL −− 400 kHz SCL hold time SCL, SDA tHD;STA I2C start condition 0.6 −− µs SCL L-level pulsewidth SCL tLOW 1.3 −− µs SCL H-level pulsewidth tHIGH 0.6 −− µs SCL setup time SCL, SDA tSU;STA I2C start condition 0.6 −− µs SDA data hold time tHD;DAT 0.05 − 0.9 µs SDA data setup time tSU;DAT 100 −− ns Rise time tr −− 300 ns Fall time tf −− 300 ns SCL setup time tSU;STO I2C stop condition 0.6 −− µs Bus free time tBUF 1.3 −− µs Capacitive load for each bus line Cb −− 400 pF Note. S: START condition, Sr: repeated START condition, P: STOP condition After a START condition, the slave address should be sent, and a data transfer should be terminated by a STOP condition. SCL SDA tBUF tSU;STO tr tLOW tSU;DAT tf tHIGH tSU;STA tHD;STA tHD;STA tHD;DAT SSr P tf tr SCL 1 SDA Start Stop 1st byte: Slave address 2nd byte: Control data Nth byte: Control data ACK M3 M2 D2 D1 ACK M3 M2 D2 D1 ACK 27 8 9 1 2 7 8 9 1 2 7 8 9 |
类似零件编号 - SM8150AB |
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类似说明 - SM8150AB |
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