参数资料
型号: ADSP-BF547YBCZ-4A
厂商: Analog Devices Inc
文件页数: 26/100页
文件大小: 0K
描述: IC DSP BLACKFIN 400MHZ 400CSPBGA
标准包装: 1
系列: Blackfin®
类型: 定点
接口: SPI,SSP,TWI,UART,USB
时钟速率: 400MHz
非易失内存: 外部
芯片上RAM: 260kB
电压 - 输入/输出: 2.50V,3.30V
电压 - 核心: 1.25V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 400-LFBGA,CSPBGA
供应商设备封装: 400-CSPBGA(17x17)
包装: 托盘
ADSP-BF542/ADSP-BF544/ADSP-BF547/ADSP-BF548/ADSP-BF549
Rev. D
|
Page 31 of 100
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May 2011
USB_VBUS11
I/O USB VBUS Pin (Pull high or low when unused.)
USB_VREF
A
USB Voltage Reference (Connect to GND through a 0.1 μF capacitor or
leave unconnected when not used.)
USB_RSET
A
USB Resistance Set (Connect to GND through an unpopulated
resistor pad.)
MXVR (MOST) Interface
MFS
O
MXVR Frame Sync (Leave unconnected when unused.)
C
MLF_P
A
MXVR Loop Filter Plus (Leave unconnected when unused.)
MLF_M
A
MXVR Loop Filter Minus (Leave unconnected when unused.)
MXI
C
MXVR Crystal Input (Pull high or low when unused.)
MXO
C
MXVR Crystal Output (Pull high or low when unused.)
Mode Control Pins
BMODE0–3
I
Boot Mode Strap 0–3
JTAG Port Pins
TDI
I
JTAG Serial Data In
TDO
O
JTAG Serial Data Out
C
TRST
I
JTAG Reset (Pull low when unused.)
TMS
I
JTAG Mode Select
TCK
I
JTAG Clock
EMU
O
Emulation Output
C
Voltage Regulator
VROUT0, VROUT1
O
External FET/BJT Drivers (Always connect together to reduce signal
impedance.)
Real Time Clock
RTXO
C
RTC Crystal Output (Leave unconnected when unused. Does not three-
state during hibernate.)
RTXI
C
RTC Crystal Input (Pull high or low when unused.)
Clock (PLL) Pins
CLKIN
C
Clock/Crystal Input
CLKOUT
O
Clock Output
B
XTAL
C
Crystal Output (If CLKBUF is enabled, does not three-state during
hibernate.)
CLKBUF
O
Buffered Oscillator Output (If enabled, does not three-state during
hibernate.)
C
EXT_WAKE
O
External Wakeup from Hibernate Output (Does not three-state during
hibernate.)
A
RESET
I
Reset
NMI
I
Non-maskable Interrupt (Pull high when unused.)
Table 11. Pin Descriptions
(Continued)
Pin Name
I/O
1 Function (First/Second/Third/Fourth)
Driver
Type
2
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