NSK70721PE.C2 Intel, NSK70721PE.C2 Datasheet - Page 10

• Manufacturer Part Number: NSK70721PE.C2
• Manufacturer: Intel

Specifications of NSK70721PE.C2

• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.25V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / RoHS Status: Supplier Unconfirmed

SK70725/SK70721 — Enhanced Multi-Rate DSL Data Pump Chip Set
10
1. I/O column entries: DI = Digital Input; DO = Digital Output; DI/O = Digital Input/Output; AI = Analog Input; AO = Analog Output;
Analog
Group
MDSL
EDSP
Input
PLL
AI/O = Analog Input/Output; S = Supply.
Table 1.
I/F
I/F
Pin #
13
14
16
17
21
22
25
26
27
28
11
7
8
9
1
2
3
4
5
IAFE Pin Assignments/Signal Descriptions (Continued)
SRCTL_FS
VCO_CLK
AGC_SET
SER_CTL
TX_CLK
Symbol
RRING
BRING
TRING
TSGN
TMAG
IBIAS
VPLL
RTIP
BTIP
TTIP
AD1
AD0
XO
XI
I/O
AO
AO
AO
AO
DO
DO
DO
DO
DI
DI
DI
DI
DI
AI
AI
AI
AI
AI
AI
1
Receive Tip and Ring. Receiver differential inputs.
Balance Tip and Ring. Echo canceller balance network differential inputs.
Transmit Tip and Ring. Balanced line driver outputs.
Crystal Oscillator Input and Output. Connect a pullable crystal whose
frequency is 32 times the bit rate between these two pins. Refer to the
Applications Section for crystal specifications.
PLL Control Voltage. Control signal for the VCXO.
A/D Converter Data Line 1.
A/D Converter Data Line 0.
Serial Control Frame Strobe Signal. Equal to Receive Baud Rate.
Serial Control Input.
IAFE Reference Clock Output. Provides the receive timing reference for the
EDSP.
Transmit Quat Sign Bit.
Transmit Quat Magnitude Bit.
Transmit Symbol Clock. Four times the Bit-rate.
AGC Adjust.
Input Bias. This input sets internal bias currents.
Description
Datasheet