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參數(shù)資料
| 型號(hào)： | TSC73M223 |
| 廠商： | TDK Corporation |
| 英文描述： | 1200 Baud FSK Modem |
| 中文描述： | 1200波特率FSK調(diào)制解調(diào)器 |
| 文件頁數(shù)： | 4/6頁 |
| 文件大小： | 45K |
| 代理商： | TSC73M223 |
73M223
1200 Baud FSK Modem
4
ELECTRICAL CHARACTERSITICS
Unless otherwise specified, 4.5 <VDD <13 VDC, VSS = 0 VDC, -25
°
C <TA
POWER SUPPLY
PARAMETER
VDD Voltage Supply Range
Supply Current
TEST CONDITIONS
MIN
4.5
NOM
MAX
13
UNIT
V
mA
VDD = 5V 25
°
C
VDD = 12V 25
°
C
2.0
5.0
mA
Digital Inputs
Input Low Voltage VIL
Input High Voltage VIH
Input Low Current IIL
Input High Current IIH
Digital Outputs
Output Low Voltage VOL
Output High Voltage VOH
Output Low Current IOL
Output High Current IOH
Analog Input Level @ RXA
Analog Input Level @ RXF
Error Rate
Analog Output Level @ TXA
VSS - 0.3
VDD - 1.5
-1
VSS + 1.5
VDD + 0.3
V
V
μA
μA
1
IOL < 1 μA
IOL < -1 μA
VOL = 0.4V
VOH = 4.5V
Centered at VDD/2 + 0.5V
*DC Level between VDD & VSS
S/N = 8 dB Input @ RXF
RL
≥
10K
0.05
V
V
VDD = 5V
VDD = 5V
VDD = 5V
4.95
0.5
-0.2
0.2
0.2
mA
mA
Vpp
VDC
VDD/4
VDD/2
5 x 10
-3
7;
= 0
VDD/4
Vpp
7;
= 1
TXD=1
TXD=0
VDD/2
1302
2097
-60
VDC
Hz
Hz
dB
dB
XTAL = 3.1872 MHz
Output Frequency @ TXA
2nd to 14th Harmonics
15th Harmonic
*Input = 200 mVp-p to VDD/2 Vp-p
-50
-20
Output Harmonics
Input Filter (RFX)
Lower 3 dB Corner
Upper 3 dB Corner
760
2625
Hz
Hz
* Note: The 73M223 RXF input is AC coupled internally but the DC value of the input must be between the two
supplies VDD & VSS.
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