MAX14550E Maxim, MAX14550E Datasheet - Page 6

• Manufacturer Part Number: MAX14550E
• Description: The MAX14550E is a USB Hi-Speed analog switch with a USB host charger (dedicated charger) identification circuit
• Manufacturer: Maxim

(T
USB Host Charger Identification Analog Switch
Figure 3. Off-Isolation and Crosstalk
6
A
= +25°C, unless otherwise noted.)
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
SWITCH IS ENABLED.
MEASUREMENTS ARE STANDARDIZED AGAINST SHORTS AT IC TERMINALS.
OFF-ISOLATION IS MEASURED BETWEEN TD_ AND "OFF" D_ TERMINAL ON EACH SWITCH.
CROSSTALK IS MEASURED FROM ONE CHANNEL TO THE OTHER CHANNEL.
SIGNAL DIRECTION THROUGH SWITCH IS REVERSED; WORST VALUES ARE RECORDED.
0
0V OR V
0.5
1.0 1.5 2.0 2.5 3.0
TDP/TDM ON-RESISTANCE
CC
vs. SUPPLY VOLTAGE
V
CC
CB1
= 2.8V
V
TDP
(V)
CB0
MAX14550E
3.5 4.0
V
CC
V
V
4.5
= 5.5V
CC
CC
5.0
TDP
DP*
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
V
V
0
IN
OUT
TDP/TDM ON-RESISTANCE vs. V
0
0.3
Test Circuits/Timing Diagrams (continued)
0.6 0.9 1.2 1.5 1.8
MEAS
T
T
T
A
A
V
50I
A
TDP/TDM
= +85°C
= +25°C
50I
= -40°C
ANALYZER
NETWORK
Typical Operating Characteristics
(V)
2.1 2.4
V
CC
= 3.3V
2.7
TDP/TDM
50I
50I
3.0
REF
3.3
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
0.5
OFF-ISOLATION = 20log
*FOR CROSSTALK, THIS PIN IS DM.
TDM AND DP ARE OPEN.
1.0 1.5 2.0 2.5 3.0 3.5
CROSSTALK = 20log
RDP/RDM ON-RESISTANCE
vs. SUPPLY VOLTAGE
V
CC
V
CC
= 5.5V
= 2.8V
V
RDP
(V)
V
V
V
V
OUT
OUT
IN
IN
4.0 4.5
5.0
5.5
6.0