MAX4888 Maxim, MAX4888 Datasheet - Page 6
MAX4888
Manufacturer Part Number
MAX4888
Description
The MAX4888/MAX4889 high-speed passive switches route PCI Express® (PCIe) data between two possible destinations
Manufacturer
Maxim
Datasheet
1.MAX4888.pdf
(16 pages)
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2.5Gbps PCI Express Passive Switches
6
1, 10, 12, 14,
8, 11, 13, 19,
MAX4888
20, 25, 27
_______________________________________________________________________________________
26, 28
3, 9
EP
15
16
17
18
21
22
23
24
—
—
—
—
—
—
—
—
—
—
—
—
2
4
5
6
7
PIN
1, 4, 10, 14, 17,
19, 21, 39, 41
5, 8, 13, 18,
MAX4889
20, 30,
40, 42
31
32
33
34
35
36
37
38
11
12
15
16
22
23
24
25
26
27
28
29
EP
—
9
2
3
6
7
COM1+
COM2+
COM3+
COM4+
COM1-
COM2-
COM3-
COM4-
NAME
NO2+
NO1+
NO4+
NO3+
NC2+
NC1+
NC4+
NC3+
NO2-
NO1-
NC2-
NC1-
NO4-
NO3-
NC4-
NC3-
GND
N.C.
SEL
V+
EP
Ground
Digital Control Input
No Connection. Not internally connected.
Analog Switch 1. Common Positive Terminal.
Analog Switch 1. Common Negative Terminal.
Analog Switch 2. Common Positive Terminal.
Analog Switch 2. Common Negative Terminal.
Positive-Supply Voltage Input. Connect V+ to a 1.65V to 3.6V supply voltage.
Bypass V+ to GND with a 0.1µF capacitor placed as close to the device as possible.
(See the Board Layout section).
Analog Switch 2. Normally Open Negative Terminal.
Analog Switch 2. Normally Open Positive Terminal.
Analog Switch 1. Normally Open Negative Terminal.
Analog Switch 1. Normally Open Positive Terminal.
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.
Analog Switch 3. Common Positive Terminal.
Analog Switch 3. Common Negative Terminal.
Analog Switch 4. Common Positive Terminal.
Analog Switch 4. Common Negative Terminal.
Analog Switch 4. Normally Open Negative Terminal.
Analog Switch 4. Normally Open Positive Terminal.
Analog Switch 3. Normally Open Negative Terminal.
Analog Switch 3. Normally Open Positive Terminal.
Analog Switch 4. Normally Closed Negative Terminal.
Analog Switch 4. Normally Closed Positive Terminal.
Analog Switch 3. Normally Closed Negative Terminal.
Analog Switch 3. Normally Closed Positive Terminal.
Exposed Paddle. Connect EP to GND.
FUNCTION
Pin Description