PI2EQX3232B Datasheet, PDF (6/7 Pages) Pericom Semiconductor Corporation – 3.2Gbps, 2-Port, SATAi/m, Serial Re-Driver

PI2EQX3232B
3.2Gbps, 2-Port, SATAi/m,
Serial Re-Driver
AC Switching Characteristics for Clock Buffer (V_DD = 1.8 ±0.1V) ⁽³⁾
Symbol
Parameters
T_rise / T_fall Rise and Fall Time (measured between 0.175V to 0.525V) ⁽¹⁾
ΔT_rise /
ΔT_fall
Rise and Fall Time Variation
V_HIGH
Voltage High including overshoot
V_LOW
Voltage Low including undershoot
V_CROSS
Absolute crossing point voltages
ΔV_CROSS
T_DC
Total Variation of Vcross over all edges
Duty Cycle (input duty cycle = 50%) ⁽²⁾
Notes:
1. Measurement taken from Single Ended waveform.
2. Measurement taken from Differential waveform.
3. Test configuration is R_S = 33.2Ω, Rp = 49.9Ω, and 2pF.
Min
Max. Units Notes
125
525
1
ps
75
1
660
900
1
-150
1
mV
-200
550
1
200
250
1
45
55
%
2
Configuration Test Load Board Termination
CLKBUF
475Ω
1%
Rs
33Ω
5%
Rs
33Ω
5%
Rp
49.9Ω
1%
TLA
TLB
Rp
2pF
49.9Ω
5%
1%
Clock
Clock#
2pF
5%
Figure 2. Configuration test load board termination
Note:
• TLA and TLB are 3” transmission lines.
07-0225
6
PS8889D
10/03/07