参数资料
型号: ADSP-21479KSWZ-2A
厂商: Analog Devices Inc
文件页数: 13/72页
文件大小: 0K
描述: IC DSP SHARC 266MHZ LP 100LQFP
标准包装: 1
系列: SHARC®
类型: 浮点
接口: DAI,DPI,EBI/EMI,I²C,SPI,SPORT,UART/USART
时钟速率: 266MHz
非易失内存: ROM(4Mb)
芯片上RAM: 5Mb
电压 - 输入/输出: 3.30V
电压 - 核心: 1.20V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 100-LQFP 裸露焊盘
供应商设备封装: 100-LQFP-EP(14x14)
包装: 托盘
其它名称: Q6418433
Rev. A
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Page 20 of 72
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September 2011
ELECTRICAL CHARACTERISTICS
100 MHz
266 MHz
300 MHz
Unit
Parameter
1
Description
Test Conditions
Min
Max
Min
Max
Min
Max
VOH
2
High Level Output
Voltage
@ VDD_EXT = Min,
IOH = –1.0 mA
3
2.4
V
VOL
Low Level Output Voltage @ VDD_EXT = Min,
IOL = 1.0 mA
0.4
V
IIH
4, 5
High Level Input Current
@ VDD_EXT = Max,
VIN = VDD_EXT Max
10
μA
IIL
Low Level Input Current
@ VDD_EXT = Max, VIN
= 0 V
–10
μA
IILPU
Low Level Input Current
Pull-up
@ VDD_EXT = Max, VIN
= 0 V
200
μA
IOZH
6, 7
Three-State Leakage
Current
@ VDD_EXT = Max,
VIN = VDD_EXT Max
10
μA
IOZL
Three-State Leakage
Current
@ VDD_EXT = Max, VIN
= 0 V
–10
μA
IOZLPU
Three-State Leakage
Current Pull-up
@ VDD_EXT = Max, VIN
= 0 V
200
μA
IOZHPD
8
Three-State Leakage
Current Pull-down
@ VDD_EXT = Max, VIN
= VDD_EXT Max
200
μA
IDD_RTC
VDD_RTC Current
@ VDD_RTC = 3.0,
TJ = 25°C
0.76
μA
IDD-INTYP
9
Supply Current (Internal)
fCCLK > 0 MHz
ASF
ASF
ASF
mA
CIN
10, 11
Input Capacitance
TCASE = 25°C
5
pF
1 Specifications subject to change without notice.
2 Applies to output and bidirectional pins: ADDR23-0, DATA15-0, AMI_RD, AMI_WR, FLAG3–0, DAI_Px, DPI_Px, EMU, TDO, RESETOUT ,MLBSIG, MLBDAT, MLBDO,
MLBSO, SDRAS, SDCAS, SDWE, SDCKE, SDA10, SDDQM, MS0-1.
3 See Output Drive Currents on Page 61 for typical drive current capabilities.
4 Applies to input pins: BOOT_CFGx, CLK_CFGx, TCK, RESET, CLKIN.
5 Applies to input pins with internal pull-ups: TRST, TMS, TDI.
6 Applies to three-statable pins: TDO, MLBDAT, MLBSIG, MLBDO, and MLBSO.
7 Applies to three-statable pins with pull-ups: DAI_Px, DPI_Px, EMU.
8 Applies to three-statable pin with pull-down: SDCLK.
9 See Engineer-to-Engineer Note “Estimating Power Dissipation for ADSP-2147x SHARC Processors” for further information.
10Applies to all signal pins.
11Guaranteed, but not tested.
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