5238-DS03-405-R datasheet(19/76 Pages) BOARDCOM

19 / 76 page

Advance Data Sheet

BCM5238

1/31/03

Broa d c om Co rp o r a t i o n

Document

5238-DS03-405-R

Hardware Signal Definition Table

Page 11

T14

PLLVDD18

PWR

Phase Locked Loop Core VDD, 1.8V

Note: In the BCM5228 Core VDD is 2.5V

P14

PLLVDDP

PWR

Phase Locked Loop PAD VDD, same supply as OVDD

R14

PLLGND

GND

Phase Locked Loop GND

A16

BIASVDD33

Bias VDD, same supply as OVDD

B16

BIASGND

GND

Bias GND

A05, C07,

C10, C13,

P07, P11,

T04, T13

5, 15, 24, 34

AVDD18

PWR

Analog VDD, 1.8V

Note: In the BCM5228, analog VDD is 2.5V

B05, B14,

B15, C06,

C08, C09,

C11, C12,

D09, D10,

E09, P05,

P06, P08,

P09, P10,

P12, P13,

R04, R13

14, 25, 39,

128

AGND

GND

Analog GND

E04, E13,

G04, K14,

L04, N13

56, 73, 90,

116

DVDD18

PWR

1.8V, Digital Core VDD

Note that Digital Core VDD in the BCM5228 is 2.5V

C14, F03,

G06, J13,

M03, N14

52, 64, 78,

89, 91, 103,

115

DGND

GND

Digital Core and Output Buffer GND

D06, E03,

F14, G13,

H03, K03,

L13, M14,

N08

55, 61, 68,

81, 88, 98,

107, 112,

120

OVDD

PWR

3.3V, Digital Periphery (Output Buffer) VDD

D13, F06,

F07, H11,

H14, J04,

L06, L07,

N16

–OGND

GND

Digital Periphery (Output Buffer) Ground

INTERNAL1

FACTORY TEST (DP) pin. Must be left unconnected for

normal operation.

Table 2: Pin Definitions (Cont.)

BCM5238B

BCM5238U

Pin Label

I/O

Description

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