CX28331-1X CONEXANT [Conexant Systems, Inc], CX28331-1X Datasheet - Page 31

• Manufacturer Part Number: CX28331-1X
• Description: Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
• Manufacturer: CONEXANT [Conexant Systems, Inc]

CX28331/CX28332/CX28333
Single/Dual/Triple E3/DS3/STS-1 Line Interface Unit
Table 1-2. CX2833i-3x Pin Definitions (8 of 8)
100985A
CX28331-3x CX28332-3x CX28333-3x
NOTE(S):
(1)
(2)
3. All digital input pins contain a 75 k pull-down resistor from input to DVSS.
21–24, 27,
28, 30–32,
34–50, 52,
1–4, 7, 8,
64–66,
76–91,
93–95
This pin should be connected to 3.3 V in an all-3.3 V design.
Placing a capacitor from this pin to ground may result in instabilities.
37–39, 50,
52, 55–73,
11–14,
17–18,
86–88
Pin #
37, 38, 39,
50, 64, 65,
66, 86, 87,
88
Signal Name
52
Conexant
No connect
Description
I/O/P
—
Not connected.
Notes
1.0 Pin Description
1.1 Pin Assignments
1-21