ꢀ ꢁꢂ ꢃ ꢄꢅ ꢆꢇ ꢈ ꢉꢉ ꢅꢃ
SLAS356 − DECEMBER 2001
PARAMETER MEASUREMENT INFORMATION
Receive Time Slot
0
1
2
3
4
N −2
20%
N −1
N
N +1
80%
80%
PCMCLK
t
20%
t
su(PCMSYN)
h(PCMSYN)
PCMSYN
See Note B
See Note A
See Note D
2
t
h(PCMI)
1
3
4
N −2
N −1
N
PCMI
See Note C
t
su(PCMI)
A. This window is allowed for PCMSYN high.
B. This window is allowed for PCMSYN low.
C. Transitions are measured at 50%.
D. Bit 1 = MSB, Bit N = LSB
Figure 5. Receive Timing Diagram
SDA
t
BUF
t
h(STA)
t
t
r
t
f
LOW
SCL
t
t
h(STA)
HIGH
t
t
su(STO)
su(STA)
t
t
h(DAT)
su(DAT)
STO
STA
STA
STO
2
Figure 6. I C Bus Timing Diagram
20
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