CMX867D2 CML Microcircuits, CMX867D2 Datasheet - Page 40

• Manufacturer Part Number: CMX867D2
• Description: Low power V.22 modem
• Manufacturer: CML Microcircuits

Low Power V.22 Modem
Notes:
Receive DPSK Modes
(V.22 and Bell 212A)
Receive V.21 FSK Mode
Receive Bell 103 FSK Mode
Receive V.23 FSK Mode
Receive Bell 202 FSK Mode
Rx Modem Signal
(FSK and DPSK Modes)
2001 Consumer Microcircuits Limited
Carrier frequency (high band)
Carrier frequency (low band)
Baud rate
Bit rate
Acceptable baud rate
Mark (logical 1) frequency, high band
Space (logical 0) frequency, high band
Mark (logical 1) frequency, low band
Space (logical 0) frequency, low band
Acceptable baud rate
Mark (logical 1) frequency, high band
Space (logical 0) frequency, high band
Mark (logical 1) frequency, low band
Space (logical 0) frequency, low band
1200 baud
75 baud
1200 baud
150 baud
Signal level
Signal to Noise Ratio (noise flat 300-3400Hz)
Acceptable baud rate
Mark (logical 1) frequency
Space (logical 0) frequency
Acceptable baud rate
Mark (logical 1) frequency
Space (logical 0) frequency
Acceptable baud rate
Mark (logical 1) frequency
Space (logical 0) frequency
Acceptable baud rate
Mark (logical 1) frequency
Space (logical 0) frequency
9. These are the bit and baud rates of the line signal, the acceptable tolerance is ±0.01%.
10. Rx 2 or 4-wire line signal level assuming 1dB loss in line coupling transformer with Rx
Gain Control block set to 0dB and external components as section 1.4.2.
40
Notes
Notes
Notes
Notes
Notes
Notes
10
9
9
2392
1192
1638
1838
1168
2213
2013
1258
1058
1188
1280
2080
1188
1180
2180
Min.
Min.
Min.
Min.
Min.
Min.
297
968
297
382
442
148
377
477
-45
74
20
-
-
1200/600
Typ.
2400
1200
Typ.
1650
1850
1180
Typ.
2225
2025
1270
1070
Typ.
1200
1300
2100
Typ.
1200
1200
2200
Typ.
600
300
980
300
390
450
150
387
487
75
-
-
Max.
Max.
Max.
Max.
Max.
Max.
2408
1208
1662
1862
1192
2237
2037
1282
1082
1212
1320
2120
1212
1220
2220
303
992
303
398
458
152
397
497
76
-9
-
-
-
CMX867
Units
Units
Units
Units
Units
Units
Baud
Baud
Baud
Baud
Baud
Baud
Baud
D/867/2
dBm
bps
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
Hz
dB