MAX4888C Maxim, MAX4888C Datasheet - Page 7

• Manufacturer Part Number: MAX4888C
• Description: The MAX4888B/MAX4888C dual double-pole/double-throw (2 x DPDT), high-speed passive switches are ideal for switching two half-lanes of PCI Express® (PCIe) data between two possible destinations
• Manufacturer: Maxim

1, 10, 11,
13, 16,
20, 23,
12, 14,
19, 25,
26, 28
PIN
27
15
17
18
21
22
24
—
2
3
4
5
6
7
8
9
AOUTB+
BOUTB+
BOUTA+
AOUTA+
AOUTB-
BOUTB-
BOUTA-
AOUTA-
NAME
SELB
AIN+
BIN+
GND
AIN-
BIN-
V
SEL
EP
CC
Ground
Analog Switch 1, Common Positive Terminal
Analog Switch 1, Common Negative Terminal
Analog Switch 1, Normally Open Positive Terminal
Analog Switch 1, Normally Open Negative Terminal
Analog Switch 2, Common Positive Terminal
Analog Switch 2, Common Negative Terminal
Analog Switch 2, Normally Open Positive Terminal
Analog Switch 2, Normally Open Negative Terminal
Positive Supply-Voltage Input. Connect V
a 0.1FF ceramic capacitor placed as close as possible to the device. See the Board Layout section.
Control Signal Input. SELB has a 70kI (typ) pullup resistor to V
unconnected.
Analog Switch 2, Normally Closed Negative Terminal
Analog Switch 2, Normally Closed Positive Terminal
Analog Switch 1, Normally Closed Negative Terminal
Analog Switch 1, Normally Closed Positive Terminal
Control Signal Input. SEL has a 70kI (typ) pulldown resistor to GND.
Exposed Pad. Connect EP to GND.
Up to 8.0Gbps Dual Passive Switches
TOP VIEW
*CONNECT EXPOSED PAD TO GND.
GND
GND
V
V
CC
CC
25
26
27
28
24 23 22 21 20 19 18 17 16 15
1
+
2
3
4
MAX4888C
MAX4888B
TQFN
5
6
CC
7
to a 3.0V to 3.6V supply voltage. Bypass V
FUNCTION
8
*EP
9
10
14
13
12
11
V
GND
V
GND
CC
CC
CC
. If SELB is not in use, leave
Pin Configuration
Pin Description
CC
to GND with
7