參數(shù)資料
型號: CXA1870S
廠商: Sony Corporation
元件分類: 外設(shè)及接口
英文描述: Single Supply RS232C Line Driver/Receiver(?????μ?o?RS232C ?o?????????¨???2???2??????)
中文描述: 單電源RS232C接口線路驅(qū)動器/接收器(單電源RS232C接口線收發(fā)器(2發(fā)2收))
文件頁數(shù): 9/40頁
文件大?。?/td> 573K
代理商: CXA1870S
—9—
CXA1870S
Pin
No.
33
34
35
36
37
38
Symbol
CERA
AFC
IREF
REG
SCL
SDA
Description
Connect a 32 fh (503.5 kHz)
ceramic oscillator.
AFC lag-lead filter CR connection
pin.
Connect a 15 k
resistor between
this pin and GND.
Regulator pin for voltage
generated internally from V
CC
.
Connect a capacitor for
stabilization.
I
2
C bus SCL (Serial Clock) and
SDA (Serial Data) pins.
Vilmax = 1.5 V
Vihmin = 3 V
Volmax = 0.4 V
V
CC
10k
28k
V
CC
V
CC
330
33
V
CC
40k
1.2k
V
CC
V
CC
34
150
20k
35
V
CC
1.2k
40k
4p
36
50μA
V
CC
V
CC
V
CC
V
CC
V
CC
4k
4k
37
38
V
CC
Pin
voltage
2.3 V
3.2 V
2.6 V
7 V
Equivalent circuit
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