2/24/2008 9T6WP
BCM7405 Preliminary Hardware Data Module
Hardware Signal Descriptions 06/29/07
Broadcom Corporation
Page 1-126 Pin Definition Notations Document 7405-1HDM00-R
1 12 - Clocks OBSRV_PLL I/O PD 3.3 – G28 Observability for main PLL
1 12 - Clocks VCXO_OBSR
V
AO – – – J29 Observability for main
VCXO
1 12 - Clocks BYP_AVD_CL
K
I PD 3.3 – G27 Bypass for Video Decoder
Clock
1 12 - Clocks BYP_DSP_CL
K
I PD 3.3 – F27 Bypass for Audio Decoder
DSP Clock
1 12 - Clocks MON_3OT AO – – – H29 Observability for 3OT core
Reserved Balls – 3
1 23 - Reserved Pins RSV_1 N/A N/A – – R30 Reserved
1 23 - Reserved Pins RSV_2 N/A N/A – – T30 Reserved
1 23 - Reserved Pins RSV_3 N/A N/A – – AG30 Reserved
Power Ground Balls
VDDO (3.3V Digital Power) Balls – 35
1 17 - D3.3V VDDO V V 3.3 – AJ27 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AJ25 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AJ21 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AG29 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – W29 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AA29 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – W28 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AA28 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AE29 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AE28 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AG28 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AJ17 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AH21 Digital Power Supply (3.3V
I/O ±10%)
1 17 - D3.3V VDDO V V 3.3 – AH17 Digital Power Supply (3.3V
I/O ±10%)
Table 1-19: Pin Descriptions (Cont.)
# of
Pins
Orcad Schematic
Block
Label I/O Res.
Tol.
(V)
Drv.
(mA)
Loc. Description
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