msm6679a-110 Oki Semiconductor, msm6679a-110 Datasheet - Page 16

• Manufacturer Part Number: msm6679a-110
• Description: Si/sd Voice Recognizer, Recorder/player, And Speech Synthesizer
• Manufacturer: Oki Semiconductor

MSM6679A-110 Voice Recognition Processor
AC Characteristics
External Program Memory Control (VDD = 4.5 to 5.5 V, Ta = -40 to 85˚C)
External Data Memory Control (VDD = 4.5 ~ 5.5 V, Ta = -40 ~ 85˚C)
14
Clock pulse width (OSC)
ALE pulse width
ROMRD pulse width
ROMRD pulse delay time
Low address set-up time
Low address hold time
High address delay time
High address hold time
Instruction set-up time
Instruction hold time
Clock pulse width (OSC)
ALE pulse width
RDRAM pulse width
WRRAM pulse width
RDRAM pulse delay time
WRRAM pulse delay time
Low address set-up time
Low address hold time
High address set-up time
High address hold time
Memory data set-up time
Memory data hold time
Data set-up time
Data hold time
Parameter
Parameter
Symbol
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
ARH
t
WAD
AWH
t
t
t
RAD
PAD
AAS
AAH
AAD
APH
t
WW
AAS
AAH
AAD
OW
t
OW
RW
AW
PW
AW
MS
MH
DD
DH
IS
IH
,
Condition
Condition
CL = 50 pF
C
L
= 50 pF
—
—
¡ Semiconductor
15.625
36.875
10.625
10.625
15.625
15.625
15.625
36.875
10.625
10.625
10.625
15.625
15.625
15.625
15.625
177.5
21.25
177.5
177.5
21.25
Min.
Min.
35
35
0
0
20.625
20.625
25.625
25.625
25.625
20.625
20.625
20.625
25.625
25.625
25.625
25.625
Max.
41.25
Max.
41.25
5.625
—
—
—
—
—
—
—
—
—
Unit
Unit
ns
ns