B300D44A102XXG ON Semiconductor, B300D44A102XXG Datasheet - Page 16

• Manufacturer Part Number: B300D44A102XXG
• Description: IC PROCESSOR AUDIO 24BIT 44DFN
• Manufacturer: ON Semiconductor
• Series: BelaSigna® 300r
• Type: Audio Processorr

Specifications of B300D44A102XXG

• Applications: Portable Equipment
• Mounting Type: Surface Mount
• Package / Case: 44-VFDFN
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: B300D44A102XXG; B300D44A102XXGOSTR

Shared Memories
Memories Structure
Table 14. SHARED MEMORIES
Data memory (RAM)
FIFO memory (RAM)
Coefficient memory (RAM)
Data ROM
Microcode memory (RAM)
The shared CFX/HEAR memories include the following:
Figure 4 shows the system memory structure. The individual blocks are described in the sections that follow.
Configurable
Accelerator
CFX DSP
HEAR
Type
Shared Memory Buses (2 x 48−bits)
P Memory Bus (32−bits)
Microcode Memory Buses (2 x 32−bits)
Instruction Memory Bus (32−bits)
X Memory Bus (24−bits)
Y Memory Bus (24−bits)
H0MEM, H1MEM, H2MEM,
H3MEM, H4MEM, H5MEM
AMEM, BMEM
CMEM, DMEM
SIN/COS LUT
MICROCODE_MEM
Figure 4. System Memory Architecture
Name
http://onsemi.com
Controller
Memory
Shared
Bus
16
2 x 48−bits
Each 128x48−bit words
Each 1024x48−bit words
Each 1024x48−bit words
512x48−bit words containing the 512 point sin/cos look up table
2048x32−bit words
Controller
FIFO
IOC
2 x 48−bits
Size
H0, H1, H2, H3, H4 and
Microcode Memory
H5 Memory (RAM)
Program Memory
Program Memory
X Memory (RAM)
Math Library LUT
Y Memory (RAM)
C and D Memory
A and B Memory
SIN/COS Table
12288 x 32−bit
2048 x 48−bit
2048 x 48−bit
2048 x 32−bit
2048 x 32−bit
6144 x 24−bit
2048 x 24−bit
768 x 48−bit
512 x 48−bit
128 x 24−bit
(ROM)
(ROM)
(ROM)
(RAM)
(RAM)
(RAM)
(RAM)