參數(shù)資料
型號(hào): C1851BCU
廠(chǎng)商: NEC Corp.
英文描述: I2C BUS-COMPATIBLE US MTS PROCESSING LSI
中文描述: I2C總線(xiàn)兼容美國(guó)的多邊貿(mào)易體制處理LSI
文件頁(yè)數(shù): 6/60頁(yè)
文件大?。?/td> 447K
代理商: C1851BCU
14
PC1851B
Data Sheet S13417EJ2V0DS00
(6/9)
Pin No.
Pin Name
Symbol
Internal Equivalent Circuit
19
Volume Control Offset Absorption
VOL-C
20
VCA Offset Absorption
VOA
Same as pin 12
21
Analog GND
AGND
22
SDA (for I2C bus) Note
SDA
23
SCL (for I2C bus) Note
SCL
24
Digital GND (for I2C bus)
DGND
Note A protection diode on the VCC side is deleted not so as to pull the voltage of I2C bus line down to 0 V while
the power supply is off (VCC = 0 V).
23
10 k
10 k 10 k
30 k
30 k
VCC
5 k
GND
22
10 k
10 k 10 k
30 k
30 k
VCC
50 k
5 k
GND
VCC
19
GND
5 k
5 k
20 k
5 pF
10 k
10 k
10 k
5 k
10 k
10 k
5 k
25 k
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