73K222AL-IH/F 查看數據表（PDF） - Teridian Semiconductor Corporation
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73K222AL-IH/F Datasheet PDF : 27 Pages
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73K222AL
V.22, V.21, Bell 212A, 103
Single-Chip Modem
DATA SHEET
ELECTRICAL SPECIFICATIONS (continued)
DYNAMIC CHARACTERISTICS AND TIMING
(TA = -40°C to +85°C, VDD = recommended range unless otherwise noted.)
PARAMETER
CONDITION
MIN NOM MAX
PSK Modulator
Carrier Suppression
Measured at TXA
55
Output Amplitude
TX scrambled marks
-11.5 -10.0
-9
FSK Mod/Demod
Output Frequency Error
CLK = 11.0592 MHz
-0.35
+0.35
Transmit Level
Transmit Dotting Pattern
-11.5 -10.0
-9
Harmonic Distortion
in 700-2900 Hz band
THD in the alternate band
DPSK or FSK
-60
-50
Output Bias Distortion
Transmit Dotting Pattern
±8
in ALB @ RXD
Total Output Jitter
Random Input in ALB @ RXD
-15
+15
DTMF Generator
Frequency Accuracy
-0.25
+0.25
Output Amplitude
Low Band, DPSK Mode
-10
-9
-8
Output Amplitude
High Band, DPSK Mode
-8
-7
-6
Twist
High-Band to Low-Band, DPSK Mode 1.0
2.0
3.0
Long Loop Detect
DPSK or FSK
-38
-28
Dynamic Range
Refer to Performance Curves
45
Call Progress Detector
Detect Level
2-Tones in 350-600 Hz band
-34
0
Reject Level
2-Tones in 350-600 Hz band
-41
Delay Time
-70 dBm0 to -30 dBm0 STEP
27
80
Hold Time
-30 dBm0 to -70 dBm0 STEP
27
80
Hysteresis
2
NOTE: Parameters expressed in dBm0 refer to the following definition:
0 dB loss in the Transmit path to the line.
2 dB gain in the Receive path from the line.
Refer to the Basic Box Modem diagram in the Applications section for the DAA design.
UNIT
dB
dBm0
%
dBm0
dB
%
%
%
dBm0
dBm0
dB
dBm0
dB
dBm0
dBm0
ms
ms
dB
Page: 17 of 27
© 2007 TERIDIAN Semiconductor Corporation
Rev 6.1
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