7 / 15 page
December 1998
Specifications subject to change without notice,contact your sales representatives for the most recent information.
7/15
Ver1.0
PID 2964 08/00
SyncMOS Technologies Inc.
SM2964
Application Reference
X'tal
3MHz
6MHz
9MHz
12MHz
C1
30 pF
30 pF
30 pF
30 pF
C2
30 pF
30 pF
30 pF
30 pF
R
open
open
open
open
X'tal
16MHz
25MHz
33MHz
40MHz
C1
30 pF
15 pF
10 pF
2 pF
C2
30 pF
15 pF
10 pF
2 pF
R
open
62K
Ω
6.8K
Ω
4.7K
Ω
Valid for SM2964C
XI
X2
SM2964C
X'tal
R
C1
C2
NOTE : Oscillation circuit may differs with different crystal or ceramic
resonator, especially in higher oscillation frequency which was
due to each crystal or ceramic resonator has its own characteristics.
User should check with the crystal or ceramic resonator manufacture
for appropriate value of external components.
Data Memory Read Cycle Timing
OSC
T12
T1
T2
T3
T4
T5
T6
T7
T8
T9
T10
T11
T12
T1
T2
T3
ALE
1
2
#PSEN
#RD
PORT2
PORT0
5
7
ADDRESS A15 - A8
INST in Float
A7 - A0
3
4
3
Float
6
DATA in
8
Float
ADDRESS
or Float
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