sm5907af Seiko NPC Corp., sm5907af Datasheet - Page 7

• Manufacturer Part Number: sm5907af
• Description: Compression And Non Compression Type Shock-proof Memory Controller
• Manufacturer: Seiko NPC Corp.

Microcontroller interface (YMCLK, YMDATA, YMLD, ZSENSE pins)
Reset input (NRESET pin)
Note.
Note.
VDD1,VDD2
t
First HIGH-level after supply voltage rising edge
t
t
CY
CY
CY
YMDATA
YMDATA
YMCLK HIGH-level pulsewidth
is the system clock (CLK) input (384fs) cycle time.
YMCLK LOW-level pulsewidth
is the system clock cycle time (59ns typ).
= 59 ns,
NRESET
YMLD LOW-level pulsewidth
ZSENSE
YMCLK
YMCLK
YMLD
YMLD
ZSENSE output delay
YMDATA setup time
YMDATA hold time
YMLD setup time
YMLD hold time
t
NRESET pulsewidth
NRST
Parameter
Rise time
Fall time
Parameter
(min) = 3.8 µs when fs = 44.1 kHz
t
t
MCWL
MDS
t
HNRST
t
MLS
0.7 V
DD
0.3 V
Symbol
t
t
t
t
SM5907AF
t
t
t
MCWH
t
DD
MCWH
t
MLWL
MCWL
t
MLWL
t
MDH
t
MDH
MLH
MDS
MLS
t
PZS
t
f
r
f
Symbol
t
t
HNRST
NRST
t
t
t
NRST
MLH
PZS
30 + 2
30 + 2
30 + 2
30 +
30 +
30 +
30 +
Min
Min
64
t
t
t
t
0
t
t
t
CY
CY
CY
CY
CY
CY
CY
Rating
Rating
NIPPON PRECISION CIRCUITS-7
Typ
Typ
t
0.3 V
r
Max
100 + 3
DD
Max
0.7 V
100
100
DD
t
t
t
CY
CY
CY
Unit
(Note)
(Note)
0.5V
0.5V
0.5V
0.5V
0.5V
0.5V
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DD
DD
DD
DD
DD
DD