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K11P121M50SF4 Datasheet, PDF (49/59 Pages) Freescale Semiconductor, Inc – K11 Sub-Family Data Sheet | |||
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Num.
S8
S9
S10
Peripheral operating requirements and behaviors
Table 37. I2S/SAI master mode timing (continued)
Characteristic
Min.
Max.
Unit
I2S_TX_BCLK to I2S_TXD invalid
0
â
ns
I2S_RXD/I2S_RX_FS input setup before
I2S_RX_BCLK
25
â
ns
I2S_RXD/I2S_RX_FS input hold after I2S_RX_BCLK 0
â
ns
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
S1
S2
S2
S3
S4
S4
S5
S9
S7
S9
S10
S7
S8
S6
S10
S8
Num.
S11
S12
S13
S14
S15
S16
S17
S18
S19
Figure 20. I2S/SAI timing â master modes
Table 38. I2S/SAI slave mode timing
Characteristic
Operating voltage
I2S_TX_BCLK/I2S_RX_BCLK cycle time (input)
I2S_TX_BCLK/I2S_RX_BCLK pulse width high/low
(input)
I2S_TX_FS/I2S_RX_FS input setup before
I2S_TX_BCLK/I2S_RX_BCLK
I2S_TX_FS/I2S_RX_FS input hold after
I2S_TX_BCLK/I2S_RX_BCLK
I2S_TX_BCLK to I2S_TXD/I2S_TX_FS output valid
I2S_TX_BCLK to I2S_TXD/I2S_TX_FS output invalid
I2S_RXD setup before I2S_RX_BCLK
I2S_RXD hold after I2S_RX_BCLK
I2S_TX_FS input assertion to I2S_TXD output valid1
Min.
1.71
80
45%
10
2
â
0
10
2
â
Max.
3.6
â
55%
â
â
29
â
â
â
21
Unit
V
ns
MCLK period
ns
ns
ns
ns
ns
ns
ns
1. Applies to first bit in each frame and only if the TCR4[FSE] bit is clear
K11 Sub-Family Data Sheet Data Sheet, Rev. 3, 08/2012.
Freescale Semiconductor, Inc.
49
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