参数资料
型号: A5191HRTPG-XTP
厂商: ON Semiconductor
文件页数: 9/14页
文件大小: 0K
描述: MODEM HART SGL CMOS 28PLCC
标准包装: 1
数据格式: HART
波特率: 1.2k
电源电压: 3 V ~ 5 V
安装类型: 表面贴装
封装/外壳: 28-LCC(J 形引线)
供应商设备封装: 28-PLCC(11.51x11.51)
包装: 标准包装
其它名称: A5191HRTPG-XTPOSDKR
A5191HRT
http://onsemi.com
4
Table 4. MODEM CHARACTERISTICS (VDD = 3.0 V to 5.5 V, VSS = 0 V, TA = 40°C to +85°C)
Parameter
Min
Typ
Max
Units
Demodulator jitter
Conditions
1. Input frequencies at 1200 Hz ± 10 Hz, 2200 Hz ± 20 Hz
2. Clock frequency of 460.8 kHz ± 0.1%
3. Input (RxA) asymmetry, 0
12
% of 1 bit
Table 5. CERAMIC RESONATOR External Clock Specifications (VDD = 3.0 V to 5.5 V, VSS = 0 V, TA = 40°C to +85°C)
Parameter
Min
Typ
Max
Units
Resonator
Tolerance
Frequency
460.8
1.0
%
kHz
External
Clock frequency
Duty cycle
Amplitude
456.2
40
460.8
50
VOH VOL
465.4
60
kHz
%
V
TYPICAL APPLICATION
Figure 2. Application Diagram A5191HRT
A5191HRT
XOUT
XIN
460.8 kHz
CBIAS
VSS
VSSA
mC
VDDA
S
4 – 20 mA
DAC OUT
HART &
4–20 mA OUT
HART IN
POWER
3.0 to 5.5 V
TxA
CDREF
AREF
RxA
RxAF
RxAFI
VDDA
VDD
RxD
CD
TxD
RTS
CAT808
LM285
RESET
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