參數資料
型號: NJW1172
廠商: New Japan Radio Co., Ltd.
英文描述: AUDIO PROCESSOR
中文描述: 音頻處理器
文件頁數: 6/23頁
文件大小: 604K
代理商: NJW1172
NJW1172
- 6-
I
I
2
C BUS BLOCK CHARACTERISTICS (SDA, SCL)
PARAMETER
SYMBOL
MIN.
TYP.
MAX.
UNIT
High Level Input Voltage
V
IH
V
IL
I
IH
I
IL
V
OL
I
OL
f
SCL
t
BUF
t
HD:STA
t
LOW
t
HIGH
t
SU:STA
t
HD:DAT
t
SU:DAT
t
R
t
F
t
SU:STO
3.0
-
5.0
V
Low Level Input Voltage
0
-
1.5
V
High Level Input Current
-
-
10
μA
Low Level Input Current
-
-
10
μA
Low Level Output Voltage (3mA at SDA pin)
0
-
0.4
V
Maximum Output Current
-3.0
-
-
mA
Maximum Clock Frequency
-
-
100
kHz
Data Change Minimum Waiting Time
4.7
-
-
μs
Data Transfer Start Minimum Waiting Time
4.0
-
-
μs
Low Level Clock Pulse Width
4.7
-
-
μs
High Level Clock Pulse Width
4.0
-
-
μs
Minimum Start Preparation Waiting Time
4.7
-
-
μs
Minimum Data Hold Time
0
-
3.45
μs
Minimum Data Preparation Time
250
-
-
ns
Rise Time
-
-
1.0
μs
Fall Time
-
-
300
ns
Minimum Stop Preparation Waiting Time
4.0
-
-
μs
I
2
C BUS Load Condition: Pull up resistance 4k
(Connected to +5V)
Load capacitance 200pF (Connected to GND)
SDA
SCL
t
BUF
t
HD:STA
Sr
P
t
LOW
t
R
t
HD:DAT
t
HIGH
t
F
t
SU:DAT
S
P
t
SU:STA
t
SU:STO
t
HD:STA
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