參數(shù)資料
型號: ADSP-21mod970
廠商: Analog Devices, Inc.
英文描述: Multi-Port Internet Gateway Processor(多口網(wǎng)關處理器)
中文描述: 多端口Internet網(wǎng)關處理器(多口網(wǎng)關處理器)
文件頁數(shù): 1/50頁
文件大?。?/td> 980K
代理商: ADSP-21MOD970
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Multi-Port Internet
Gateway Processor
ADSP-21mod970
16
Technca
Separate RESET Pins for Each Internal Processor
5(9 3U$
FEATURES
Performance
Complete Single-Chip Multi-Port Internet Gateway Processor (No External Memory Required)
Implements Six Modem Channels in One Package
Each Processor Can Implement V.34/V.90 Data/Fax Modem (includes Datapump and Controller)
312 MIPS Sustained Performance, 19 ns Instruction Time @ 3.3 Volts
Open Architecture Extensible to Voice-Over-IP and Other Applications
Low Power Dissipation, 80 mW (typical) per Digital Modem Processor
Powerdown Mode Featuring Low CMOS Standby Power Dissipation
Integration
ADSP-2100 Family Code-Compatible, with Instruction Set Extensions
960K Bytes of On-Chip SRAM, Configured as 576K Bytes of Program Memory and 384K Bytes of Data Memory
Dual-Purpose Program Memory, for Both Instruction and Data Storage
304-Ball PBGA with a 1.45-sq-inch (961 sq-mm.) Footprint
System Configuration
16-Bit Internal DMA Port for High-Speed Access to On-Chip Memory (Mode-Selectable)
Programmable Multichannel Serial Port Supports 24/32 Channels
Two Double-Buffered Serial Ports with Companding Hardware and Automatic Data Buffering
Modem
Channel
2
Modem
Channel
3
Modem
Channel
4
Modem
Channel
5
Modem
Channel
6
Modem
Channel
1
DATA <23:8>
CLKIN
IAD <15:0>
IDMA Cntl
DATA <23:8>
CLKIN, Bus Cntl
IAD <15:0>
IDMA Cntl
SPORT 0a
SPORT 1
Emulator
SPORT 0b
16
4
16
9
16
4
4
4
8
4
IDMA Cntl = IAL, IRD, IWR, IACK
Flags = FL<0:2>, PF<0:7>
Bus Cntl = A0, BMS, PMS, DMA, CMS, IOMS, RD, WR
Emulator = EMS, EINT, ELIN, EBR, EBG, ECLK, ELOUT, ERESET
SPORT 0a, SPORT 0b = RFS0, DR0, DT0. SCLK0
SPORT 1 = RFS1, DR1, SCLK1
BR<5:0>
BG<5:0>
BGH<5:0>
Flags
RESET<5:0>
CLKOUT<5:0>
EE<5:0>
IS<5:0>
TFS0<5:0>
DT1<5:0>
6
6
6
66
6
6
6
6
6
6
Ground
VDD
27
55
Preliminary Technical Data
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