Z0220112VEGR4078 Zilog, Z0220112VEGR4078 Datasheet - Page 36

• Manufacturer Part Number: Z0220112VEGR4078
• Description: IC MODEM 2400BPS DSP AFE 44-PLCC
• Manufacturer: Zilog

Specifications of Z0220112VEGR4078

• Data Format: V.21, V.22, V.23, Bell 103, Bell 212A
• Baud Rates: 2.4k
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Modem Data Pump RAM Map
Table 19. Modem Data Pump RAM Map
PS000904-0107
Mnemonic
Config
Trnctrl
Bufctrl
ToneStatus
Dpctrl
MStatus
EQMMaxThresh
RLSDOffThresh
RLSDOnThresh
CONN_Mode
Notch
DTMFh_lev
DTMFl_lev
ToneGenA
ToneGenB
TxLevel
Seq3Count
Seq2Count
Seq1Count
BiquadA
BiquadB
DTD0–DTD15
EQMlev
BiQuadOffThresh
BiQuadOnThresh
01FF
01FE
01FD
01FA
01F5
01F4
01F0
01A2–01A6
01A1
01A0
0191
0196
0185
18E
18D
18C
092
052
051
Address (Hex)
01FC
01F7
01F6
0155–015E
015F–0168
0145–0154
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Access Mode Description
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
V.22BIS Data Pump with Integrated AFE
Data Pump Configuration
Training Control
Buffer Control
DTMF and Tone Control Status
Data Pump Miscellaneous Controls
Modem Control and Status
MSE Maximum Threshold
RLSD Off Threshold
RLSD On Threshold
Connection Speed After Handshake is
Complete
Notch Filter Coefficients
DTMF High Band Transmit Level
DTMF Low Band Transmit Level
Tone Generator A
Tone Generator B
Modem Transmit Level
Dial Timer Inter-Pulse Count
Dial Timer Off Count
Dial Timer On Count
Biquad A Coefficient
Biquad B Coefficient
Tone Detector Coefficients
Eye Quality Monitor Level
Biquad Detectors Off Point
Biquad Detectors On Point
32