PDSP16256 Datasheet, PDF (20/28 Pages) Mitel Networks Corporation – Programmable FIR Filter

PDSP16256
SCLK
tHS
tHH
CCS
CS
WEN
C15:0
A7:0
VALID DATA
VALID ADDRESS
(a) Coefficient Write
SCLK
tHS
tHH
t_CL
t_CH
tHH
CCS
CS
WEN
C15:0
A7:0
VALID DATA
VALID ADDRESS
(b) Control Register Write
Figure. 20 Remote Master setup and hold timings
SCLK
A7:0
C15:12
CCS
C7:0
CLK 1
tCD
CLK 2
VALID ADDRESS
VALID ADDRESS
CLK 9
tCD
tHS tHH
Figure. 21 EPROM load timings
SCLK
OEN
F31:0
OUTPUT PINS
INPUT PINS
tOS tOH
tCD
tCL
tCH
VALID DATA
VALID DATA
tCZF
HIGH Z
VALID DATA
tCVF
VALID DATA
VALID DATA
tHS tHH
Figure. 22 Operating timings
20