
CY7C09279/89
CY7C09379/89
Document #: 38-06040 Rev. **
Page 13 of 18
Write with Address Counter Advance (Flow-Through or Pipelined Outputs)
[28, 29]
t
CYC2
Notes:
28. CE
0
, UB, LB, and R/W = V
; CE
and CNTRST = V
.
29. The
“
Internal Address
”
is equal to the
“
External Address
”
when ADS = V
IL
and equals the counter output when ADS = V
IH
.
Switching Waveforms
(continued)
t
CH2
t
CL2
A
n
A
n+1
A
n+2
A
n+3
A
n+4
D
n+1
D
n+1
D
n+2
D
n+3
D
n+4
A
n
D
n
t
SAD
t
HAD
t
SCN
t
HCN
t
SD
t
HD
WRITE EXTERNAL
ADDRESS
WRITE WITH COUNTER
WRITE WITH
COUNTER
WRITE COUNTER
HOLD
CLK
ADDRESS
INTERNAL
ADDRESS
CNTEN
ADS
DATA
IN
t
SA
t
HA