ISL54210 Datasheet, PDF (16/21 Pages) Intersil Corporation – MP3/USB 2.0 High Speed Switch with Negative Signal Handling/Click and Pop Suppression

ISL54210
Typical Performance Curves T_A = +25°C, Unless Otherwise Specified (Continued)
V_DD = 3.3V
TIME SCALE (10ns/DIV)
FIGURE 21. EYE PATTERN: 12Mbps USB SIGNAL WITH USB SWITCHES IN THE SIGNAL PATH
-40
-45 _{VDD = 3.3V}
-50 ^VSIGNAL ^{= 0.707V}RMS
-55
R_L = 10kΩ
-60
-65
-70
-75
R_L = 1kΩ
-80
-85
-90
-95
-100
-105
R_L = 32Ω
-110
-115
-120
20
50 100 200 500 1k 2k
FREQUENCY (Hz)
5k 10k 20k
FIGURE 22. OFF-ISOLATION AUDIO SWITCHES vs
LOADING
-60
-65
V_DD = 3V
R_LOAD = 32Ω
-70 VSIGNAL = 0.707VRMS
-75
-80
-85
-90
-95
-100
-105
-110
L TO R
R TO L
-115
-12020
50 100 200 500 1k 2k
FREQUENCY (Hz)
5k 10k 20k
FIGURE 23. AUDIO CHANNEL-TO-CHANNEL CROSSTALK
16
FN6661.2
March 18, 2010