参数资料
型号: B900J24FXX12IT
元件分类: 数字信号处理
英文描述: 0-BIT, 59.88 MHz, OTHER DSP, PQFP44
文件页数: 9/100页
文件大小: 1547K
代理商: B900J24FXX12IT
16
Lucent Technologies Inc.
B900
Advance Data Sheet
Baseband Signal Processor
July 1999
4 Hardware Architecture (continued)
4.1
B900 Architectural Overview (continued)
5-3792r.r1
1. These pins are multiplexed with IOP pins.
2. These registers are accessible only through the JTAG pins.
3. Power allocation: 44-pin PLCC and 44-pin MQFP: digital—five VSS pins and five VDD pins; analog—one VSSA and one VDDA (for PLL).
Figure 4. B900 Block Diagram
BREAKPNT2
TRACE2
HDS
jtag
JCON2
ID2
BYPASS2
sbitd
cbitd
iopucd
sbitb
cbitb
iopucb
sbita
cbita
iopuca
sbitc
cbitc
iopucc
IOPD
IOPC
IOPA
IOPB
IOP
JTAG
timerc
timer0
timer1
TIMER
ssic
ssid
SSI
sdx
sioc
SIO
pllc
clkc
CLOCK/PLL
chipc
chipo
wdogr
WATCHDOG
TIMER
aa0
aa1
BMU
ar0
ar1
ar2
ar3
DUAL-PORT
DSP1600 CORE
RAM
2K x 16
ROM
24K x 16
XTALA
XTALB
OSCBYP1
DOUT
SLDB
1
SLD
A
1
SCLK
1
SD
O
1
SDI
1
SCK
1
MD
OS
D
I1
MD
IS
D
O
1
SS
N
1
JTSEL11
TDO1
TDI1
TCK1
TMS1
IOPA[7:0]3
IOPB[7:0]
IOPC[7:0]
IOPD[3:0]3
YAB
YDB
XAB
XDB
RSTB
INTB1
IDB
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