CX28229G-14 Mindspeed Technologies, CX28229G-14 Datasheet - Page 29

• Manufacturer Part Number: CX28229G-14
• Description: ATM IMA 800Mbps 1.8V/3.3V 256-Pin BGA
• Manufacturer: Mindspeed Technologies

Specifications of CX28229G-14

• Package: 256BGA
• Utopia Type: Level 2
• Typical Operating Supply Voltage: 1.8|3.3 V
• Minimum Operating Supply Voltage: 1.71|3 V
• Maximum Operating Supply Voltage: 1.89|3.6 V
• Maximum Output Rate: 800 Mbps

Table 2-1. Available Parts
2.1
28229-DSH-001-D
CX28224
CX28225
CX28229
FOOTNOTE:
(1)
(2)
Internal memory is disabled when the external bus is used.
Normally, 0x31 is the NULL address; however, the CX28229 can be configured to treat it as a valid port address.
2
Device
Logic Diagram
CX2822x Hardware Description
Three versions of Mindspeed's IMA solution are available: CX28224, CX28225, and
the CX28229. All use the same software drivers and are basically pin compatible.
Table 2-1
The following three configurations are available:
Figures 2-1
modules. Pin descriptions are listed in
Internal memory
128 Kbytes
256 Kbytes
256 Kbytes
UTOPIA-to-Serial
UTOPIA-to-UTOPIA
Stand-alone Cell Delineation only
provides a quick comparison of the three devices.
and
Mindspeed Technologies
2-4
illustrate the logic diagrams of the CX2822x’s functional
External memory
2 Mbyte
interface
None
None
(1)
Table
UTOPIA addresses
2-10.
™
0, 1, 31 (NULL)
0–3, 31 (NULL)
(PHY side)
0–31
(2)
Serial ports
2
4
8
2
-
1