TSL2550 データシートの表示（PDF） - austriamicrosystems AG

部品番号

コンポーネント説明

メーカー

TSL2550

AMBIENT LIGHT SENSOR WITH SMBus INTERFACE

austriamicrosystems AG 

TSL2550

AMBIENT LIGHT SENSOR

WITH SMBus INTERFACE

TAOS029L − OCTOBER 2007

PARAMETER MEASUREMENT INFORMATION

t(LOW)

t(R)

t(F)

SMBCLK

VIH

VIL

t(HDSTA)

t(HIGH) t(SUSTA)

t(BUF)

SMBDATA

t(HDDAT)

VIH

VIL

t(SUDAT)

lid P

Stop

va Condition

S

Start

Condition

S

Start

Stop

t(LOWSEXT)

SMBCLKACK

SMBCLKACK

t(LOWMEXT)

t(LOWMEXT)

t(LOWMEXT)

SMBCLK

ill SMBDATA

t Figure 1. SMBus Timing Diagrams

AG t s 1

s n SMBCLK

91

t(SUSTO)

P

9

m te SMBDATA

A6 A5 A4 A3 A2 A1 A0 R/W

D7 D6 D5 D4 D3 D2 D1 D0

a n Start by

o Master

ACK by

TSL2550

Frame 1 SMBus Slave Address Byte

Frame 2 Command Byte

ACK by Stop by

TSL2550 Master

c Figure 2. SMBus Timing Diagram for Send Byte Format

l 1

91

9

a SMBCLK

nic SMBDATA

A6 A5 A4 A3 A2 A1 A0 R/W

D7 D6 D5 D4 D3 D2 D1 D0

h Start by

c Master

ACK by

TSL2550

Frame 1 SMBus Slave Address Byte

NACK by Stop by

Master Master

Frame 2 Data Byte From TSL2550

Te Figure 3. SMBus Timing Diagram for Receive Byte Format

The LUMENOLOGY r Company

r

r

www.taosinc.com

Copyright E 2007, TAOS Inc.

5

Share Link: