tc94b06wbg TOSHIBA Semiconductor CORPORATION, tc94b06wbg Datasheet - Page 6

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tc94b06wbg

Manufacturer Part Number
tc94b06wbg
Description
Stereo Headphone Amplifier With Electronic Volume
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet

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3. I2C Timing Characteristics
4. I2C BUS format
4-1. Write mode
This IC support the 3 formats.
SDA
Write mode 1
Write mode 2
Write mode 3
SCL
S
S
S
S : Start condition, A : Acknowledge, P : Stop condition
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
SCL Clock frequency
Hold time, start condition to SCL
Setup time, SCL to start condition
Setup time, SCL to stop condition
Data setup time
Bus free time between stop and
start condition
SCL clock width “Low”
SCL clock width “High”
SCL/SDA rise time
SCL/SDA fall time
Slave Address
Slave Address
Slave Address
thld
Characteristics
S
・ ・ ・
・ ・ ・
tLOW
0
0
0
A
A
A
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
1 Register address n
Register address n
Register address n
Register address x
of Register x
Tset3
Data
tHigh
Figure 3 : Format of write mode
Symbol
tLOW
tBUF
tHigh
Tset1
Tset2
Tset3
fSCL
thld
A
A
A
A
A P
tr
tf
Figure 2 : I2C timing
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
Tset1
of Register n
of Register n
of Register x
of Register n
Sr
Data
Data
Data
Data
Test Condition
6
thld
A P
A
A P
A
tr
D7 D6 D5 D4 D3 D2 D1 D0
D7 D6 D5 D4 D3 D2 D1 D0
Register address m
tr
of Register n+1
Min.
100
0.6
0.6
0.6
1.3
1.3
0.6
tf
Data
Typ.
tf
Max.
A
A
400
300
300
Tset2
TC94B06WBG
D7 D6 D5 D4 D3 D2 D1 D0
P
of Register m
Unit
tBUF
kHz
μs
μs
μs
μs
μs
μs
ns
ns
ns
2011-04-18
Data
A

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