CXA1870 查看數據表（PDF） - Sony Semiconductor

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CXA1870

Color TV Y/C/Jungle

Sony Semiconductor 

CXA1870S

I2C bus system items

No.

Item

Symbol Min.

Typ.

Max.

Unit

110 High level input voltage

Vih

3.0

—

5.0

V

111 Low level input voltage

Vil

0

—

1.5

V

112 High level input current

lih

—

—

10

µA

113 Low level input current

lil

—

Low level output voltage

114

Vol

0

During current inflow of 3 mA to SDA (Pin 38)

115 SDA inflow current

lol

3

—

10

µA

—

0.4

V

—

—

mA

116 Input capacitance

Ci

—

—

10

pF

117 SCL clock frequency

Time the bus must be free before a new

118

transmission can start

119 Hold time start condition

fscl

0

tbuf

4.7

thd;sta

4.0

—

100

kHz

—

—

µs

—

—

µs

120 The Low period of the clock

tlow

4.7

—

—

µs

121 The High period of the clock

thigh

4.0

—

—

µs

122 Set up time for start condition

tsu;sta

4.7

—

—

µs

123 Hold time data

thd;dat

5

—

—

µs

124 Set-up time data

tsu;dat 250

—

—

ns

125 Rise time of both SDA and SCL lines

tr

—

—

300

ns

126 Fall time of both SDA and SCL lines

tf

—

—

300

ns

127 Set-up time for stop condition

tsu;sto

4.7

—

—

µs

—17—

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