参数资料
型号: DSP56303VL100B1
厂商: Freescale Semiconductor
文件页数: 50/108页
文件大小: 0K
描述: IC DSP 24BIT 100MHZ 196-BGA
标准包装: 630
系列: DSP563xx
类型: 定点
接口: 主机接口,SSI,SCI
时钟速率: 100MHz
非易失内存: ROM(576 B)
芯片上RAM: 24kB
电压 - 输入/输出: 3.30V
电压 - 核心: 3.30V
工作温度: -40°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 196-LBGA
供应商设备封装: 196-MAPBGA(15x15)
包装: 托盘
DSP56303 Technical Data, Rev. 11
2-26
Freescale Semiconductor
Specifications
2.5.5.4 Arbitration Timings
Table 2-14.
Arbitration Bus Timings1
No.
Characteristics
Expression2
100 MHz
Unit
Min
Max
212
CLKOUT high to BR assertion/deassertion3
0.0
4.0
ns
213
BG asserted/deasserted to CLKOUT high (setup)
4.0
ns
214
CLKOUT high to BG deasserted/asserted (hold)
0.0
ns
215
BB deassertion to CLKOUT high (input set-up)
4.0
ns
216
CLKOUT high to BB assertion (input hold)
0.0
ns
217
CLKOUT high to BB assertion (output)
0.0
4.0
ns
218
CLKOUT high to BB deassertion (output)
0.0
4.0
ns
219
BB high to BB high impedance (output)
4.5
ns
220
CLKOUT high to address and controls active
0.25
× TC
2.5
ns
221
CLKOUT high to address and controls high impedance
0.75
× T
C
—7.5
ns
222
CLKOUT high to AA active
0.25
× TC
2.5
ns
223
CLKOUT high to AA deassertion
maximum: 0.25
× TC + 4.0
2.0
6.5
ns
224
CLKOUT high to AA high impedance
0.75
× T
C
—7.5
ns
Notes:
1.
Synchronous bus arbitration is not recommended. Use Asynchronous mode whenever possible.
2.
An expression is used to compute the maximum or minimum value listed, as appropriate. For timing 223, the minimum is an
absolute value.
3.
T212 is valid for Address Trace mode when the ATE bit in the Operating Mode Register is set. BR is deasserted for internal
accesses and asserted for external accesses.
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