Datasheet > TPS61310_12

TPS61310_12

更新时间： 2024-01-14 11:47:55

品牌	Logo	应用领域
德州仪器 - TI		驱动器闪光灯
页数	文件大小	规格书
57页	2417K
描述
1.5A Multiple LED Camera Flash and Video Light Driver With I2CTM Compatible Interface

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TPS61310_12 数据手册

TPS61310, TPS61311

SLVS978C –MARCH 2010–REVISED NOVEMBER 2012

www.ti.com

I²C INTERFACE TIMING CHARACTERISTICS⁽¹⁾(continued)

PARAMETER

TEST CONDITIONS

MIN

MAX UNIT

Standard mode

20 + 0.1 C_B

1000

300

μs

Rise Time of SCL Signal After a

Repeated START Condition and After

an Acknowledge BIT

Fast mode

20 + 0.1 C_B

t_RCL1

High-speed mode, C_B– 100pF max

High-speed mode, C_B– 400pF max

Standard mode

160

300

20 + 0.1 C_B

Fast mode

20 + 0.1 C_B

t_FCL

Fall Time of SCL Signal

Rise Time of SDA Signal

Fall Time of SDA Signal

High-speed mode, C_B– 100pF max

High-speed mode, C_B– 400pF max

Standard mode

20 + 0.1 C_B

1000

300

Fast mode

20 + 0.1 C_B

t_RDA

High-speed mode, C_B– 100pF max

High-speed mode, C_B– 400pF max

Standard mode

160

300

20 + 0.1 C_B

Fast mode

20 + 0.1 C_B

t_FDA

High-speed mode, C_B– 100pF max

High-speed mode, C_B– 400pF max

Standard mode

160

t_SU, t_STOSetup Time for STOP Condition

Fast mode

600

160

High-speed mode

C_B

Capacitive Load for SDA and SCL

400

I²C TIMING DIAGRAMS

SDA

BUF

LOW

su;DAT

hd;STA

SCL

su;STO

hd;STA

su;STA

hd;DAT

HIGH

Figure 2. Serial Interface Timing for F/S-Mode

Sr P

fDA

rDA

SDAH

hd;DAT

su;STO

su;DAT

su;STA

hd;STA

SCLH

fCL

rCL1

rCL

HIGH

LOW

See Note A

= MCS Current Source Pull-Up

= R Resistor Pull-Up

See Note A

(P)

Note A: First rising edge of the SCLH signal after Sr and after each acknowledge bit.

Figure 3. Serial Interface Timing for H/S-Mode

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