Datasheet

TLV320AIC1110
SLAS359 – DECEMBER 2001
19
www.ti.com
PARAMETER MEASUREMENT INFORMATION
01 2 34 N–2N–1 N N+1
Transmit Time Slot
1234 N–2N–1N
80%
20%
t
su(PCMSYN)
t
h(PCMSYN)
See Note A
See Note C
See Note B
t
pd2
t
pd1
See Note D
t
su(PCMO)
t
pd3
80%
20%
PCMCLK
PCMSYN
PCMO
NOTES: A. This window is allowed for PCMSYN high.
B. This window is allowed for PCMSYN low (t
h(PCMSYN)
max determined by data collision considerations).
C. Transitions are measured at 50%.
D. Bit 1 = MSB, Bit N = LSB
Figure 1. Transmit Timing Diagram (2.048 MHz)
80%
20%
See Note C
PCMI
PCMSYN
PCMCLK
012 34 N –2N –1 N N +1
20%
80%
12 34 N –2N –1N
See Note D
t
h(PCMSYN)
t
su(PCMSYN)
See Note A
t
su(PCMI)
t
h(PCMI)
See Note B
Receive Time Slot
NOTES: 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 2. Receive Timing Diagram (2.048 MHz)
t
hd(STA)
t
w(SCLH)
t
r
t
f
t
h(DAT)
t
w(SCLH)
t
su(DAT)
t
su(STA)
t
h(STA)
t
su(STO)
STO STA STA STO
SDA
SCL
t
w(SDAH)
Figure 3. I
2
C-Bus Timing Diagram