73k322l ETC-unknow, 73k322l Datasheet - Page 28

• Manufacturer Part Number: 73k322l
• Description: Ccitt V.23, V.22, V.21 Single-chip Modem
• Manufacturer: ETC-unknow

CCITT V.23, V.22, V.21
Single-Chip Modem
* = “EQ On” Indicates bit CR1 D4 is set for additional phase equalization.
10 -2
10 -3
10 -4
10 -5
10 -6
10 -2
10 -3
10 -4
10 -5
10 -6
10
10
BER vs RECEIVE LEVEL (V.23)
BER vs RECEIVE LEVEL
0
0
RECEIVE LEVEL (dBm)
RECEIVE LEVEL (dB)
-10
-10
S/N = 15 dB
73K322L
73K322L
S/N = 11.3 dB
-20
-20
RECEIVE OPERATION
C2 LINE, S/N = 9.5 dB
V.23 MAIN CHANNEL
HIGH BAND RECEIVE
DPSK OPERATION
-30
-30
C2 LINE
-40
-40
-50
-50
28
10 -2
10 -3
10 -4
10 -5
10 -6
2
BER vs SIGNAL TO NOISE
4
SIGNAL TO NOISE (dB)
6
BPS
600
73K322L
C2
C1 or 3002
8
FLAT
HIGH BAND RECEIVE
DPSK OPERATION
1200
BPS
10
-40 dBm
C1 or 3002
C2
-12
FLAT
14