参数资料
型号: MCF51QF128VHS
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: FLASH, 50 MHz, MICROCONTROLLER, QCC44
封装: 5 X 5 MM, QFN-44
文件页数: 47/72页
文件大小: 1031K
代理商: MCF51QF128VHS
S1
S2
S3
S4
S5
S9
S7
S9
S10
S7
S8
S6
S10
S8
I2S_MCLK (output)
I2S_TX_BCLK/
I2S_RX_BCLK (output)
I2S_TX_FS/
I2S_RX_FS (output)
I2S_TX_FS/
I2S_RX_FS (input)
I2S_TXD
I2S_RXD
Figure 21. I2S/SAI timing — master modes
Table 37. I2S/SAI slave mode timing
Num.
Characteristic
Min.
Max.
Unit
Operating voltage
1.71
3.6
V
S11
I2S_RX_BCLK cycle time (input)
I2S_TX_BCLK cycle time (input)
80
160
ns
S12
I2S_TX_BCLK/I2S_RX_BCLK pulse width high/low
(input)
45%
55%
MCLK period
S13
I2S_TX_FS/I2S_RX_FS input setup before
I2S_TX_BCLK/I2S_RX_BCLK
10
ns
S14
I2S_TX_FS/I2S_RX_FS input hold after
I2S_TX_BCLK/I2S_RX_BCLK
2
ns
S15
I2S_TX_BCLK to I2S_TXD/I2S_TX_FS output valid
29
ns
S16
I2S_TX_BCLK to I2S_TXD/I2S_TX_FS output invalid
0
ns
S17
I2S_RXD setup before I2S_RX_BCLK
10
ns
S18
I2S_RXD hold after I2S_RX_BCLK
2
ns
S19
I2S_TX_FS input assertion to I2S_TXD output valid1
21
ns
1. Applies to first bit in each frame and only if the TCR4[FSE] bit is clear
Communication interfaces
MCF51JF128 Advance Information Data Sheet, Rev. 3, 08/2011.
Freescale Semiconductor, Inc.
Preliminary
51
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