82V1074PFG IDT, Integrated Device Technology Inc, 82V1074PFG Datasheet - Page 33

• Manufacturer Part Number: 82V1074PFG
• Manufacturer: IDT, Integrated Device Technology Inc

Specifications of 82V1074PFG

• Number Of Channels: 4
• On-hook Transmission: Yes
• Polarity Reversal: Yes
• On-chip Ring Relay Driver: Yes
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TQFP
• Operating Temperature Classification: Industrial
• Pin Count: 100
• Mounting: Surface Mount
• Operating Current: 95mA
• Operating Supply Voltage (max): 3.465V
• Operating Supply Voltage (min): 3.135V
• Lead Free Status / RoHS Status: Compliant

RSLIC & CODEC CHIPSET
In GREG23:
- Select a channel by setting bits FSK_CS[1:0];
- Select a standard by setting bit FSK_BS;
- FSK_MAS = 0;
- FSK_TS = 1
N
Write CID data into FSK-RAM
Set Data Length (GREG20)
FSK_TS = 0 ?
FSK_EN = 0
Figure - 16 Recommended Programming Flow Chart for FSK Generation
Y
End
Y
N
Total Caller ID data =< 64 bytes ?
Set Seizure Length (GREG21)
Set Mark Length (GREG22)
Set Flag Length (GREG19)
Read GREG23
FSK_EN = 1 ?
FSK_TS = 0 ?
Y
Y
Start
In GREG23:
- Select a channel by setting bits FSK_CS[1:0];
- Select a standard by setting bit FSK_BS;
- FSK_MAS = 1;
- FSK_TS = 1
N
Write the Caller ID data to be sent at this
Set the length of the Caller ID data to be
Finish sending all Caller ID data ?
33
sent at this time (GREG20)
time to the FSK-RAM
FSK_TS = 0 ?
FSK_MAS = 0
FSK_EN = 0
N
Y
Y
End
N
FSK_EN = 1
IDT82V1671/IDT82V1671A, IDT82V1074
N
Seizure Length = 0
Mark Length = 0