Datasheet

Electrical Characteristics
183
March 5 2007 − June 2011 SCPS154C
11.11 Jitter/Skew Characteristics for 1394a PHY Port Receiver
PARAMETER MIN TYP MAX UNITS
TPA, TPB cable inputs, S100 operation ±1.08 ns
Receive input jitter
TPA, TPB cable inputs, S200 operation
±0.5 ns
Receive input jitter
TPA, TPB cable inputs, S400 operation ±0.315 ns
Between TPA and TPB cable inputs, S100 operation ±0.8 ns
Receive input skew
Between TPA and TPB cable inputs, S200 operation
±0.55 ns
Receive input skew
Between TPA and TPB cable inputs, S400 operation ±0.5 ns
11.12 Operating, Timing, and Switching Characteristics of XI
PARAMETER MIN TYP MAX UNITS
V
IH
High-level input voltage 0.63 V
DDA_33
V
V
IL
Low-level input voltage 0.33 V
DDA_33
V
Input clock frequency 24.576 MHz
Input clock frequency tolerance <100 ppm
Input slew rate 0.2 4 V/ns
Input clock duty cycle 40% 60%
11.13 Electrical Characteristics Over Recommended Operating Conditions (1394a
Miscellaneous I/O)
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
V
TH
Power status threshold CPS input † 400-kΩ resistor † 4.7 7.5 V
V
O
TPBIAS output voltage At rated I
O
current 1.665 2.015 V
I
O
TPBIAS output current −5.6 1.3 mA
†
Measure at cable power side of resistor.
Not Recommended for New Designs