CMX469AD3 データシートの表示（PDF） - MX-COM Inc
部品番号
コンポーネント説明
メーカー
CMX469AD3 Datasheet PDF : 18 Pages
| |||
1200/2400/4800bps MSK Modem
12
CMX469A PRELIMINARY INFORMATION
6.1.3 Operating Characteristics
For the following conditions unless otherwise specified.
VDD = 2.7V @ TAMB = 25°C and VDD = 3.0V to 5.5V at TAMB = -40°C to 85°C
Xtal/Clock Frequency = 4.032MHz, Bit Rate = 1200 baud, Rx Input Level = 300mVRMS,
Static Values
IDD
RX Enabled, TX Disabled -
RX and TX Enabled
(VDD = 5.0V)
RX and TX Disabled
IDD
RX Enabled, TX Disabled
(VDD = 3.0V)
RX and TX Enabled
RX and TX Disabled
Logic ‘1‘ Level
Logic ‘0’ Level
Digital Output Impedance
Analog and Digital Input Impedance
TX Output Impedance
(VDD = 5.0V)
Dynamic Values
Receiver
Signal Input Dynamic Range
SNR = 50dB
Bit Error Rate at SNR = 12dB
1200bps
2400bps
4800bps
Bit Error Rate at SNR = 20dB
1200/2400/4800bps
Receiver Synchronization at SNR = 12dB
Probability of bit 16 being correct
Carrier Detect
Sensitivity
Probability of CD being high after bit 16:
With SNR = 12dB
With 230mVRMS Noise and No Signal
Notes
2
2
2
2
2
2
1
1
3, 4
4, 5
4, 5
7
3
1, 7, 8
9
9
Min.
70%
100
100
Typ.
3.6
4.5
650
1.5
2.0
300
4.0
0.6
230
2.5
1.5
1.5
<1.0
99.5
99.5
5
Max.
30%
1.0
1000
150
Units
mA
mA
µA
mA
mA
µA
VDD
VDD
kΩ
kΩ
kΩ
mVRMS
10-4
10-3
10-3
10-8
%
mVRMS
%
%
©1999 MX-COM, Inc.
www.mxcom.com tel: 800 638 5577 336 744 5050 fax: 336 744 5054
Doc. # 20480191.002
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
All trademarks and service marks are held by their respective companies.
Share Link: 