MT90210 Zarlink Semiconductor, MT90210 Datasheet - Page 23

• Manufacturer Part Number: MT90210
• Description: 3072 Channels TDM to Dual Port RAM Multiple Rate Parallel Bus Access Circuit (MRPAC)
• Manufacturer: Zarlink Semiconductor

MT90210
2-166
mode 2/3/4/5)
Note: R/W1 output signal is HIGH and R/W2 output signal is LOW during read cycles.
CKout
(mode 3/4/5)
SCLK
C16+
C16 -
(16.384 MHz,
(32.768 MHz,
C16+, C16-
mode 1)
A0-A12
Strobe
(Read/
CKout
OEser
Write)
P0-P7
SCLK
input
input
RDin
or
t
dpll
t
ad
X
t
oes
t
st
Valid
X(rd)
Figure 22 - Parallel Port Data Read Cycle
t
t
oeh
hd
Figure 21 - PLL Timing
Y
Y(rd)
Z
Valid
Z(rd)
t
stb