BBK PV420S, Руководство по обслуживанию

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© 1999 Silicon Storage Technology, Inc. 336-04 1/99
2 Megabit Multi-Purpose Flash
SST39VF020
Preliminary Specifications
T
ABLE
6: R
ECOMMENDED
S
YSTEM
P
OWER
-
UP
T
IMINGS
Symbol Parameter Minimum Units
T
PU-READ
(1)
Power-up to Read Operation 100 µs
T
PU-WRITE
(1)
Power-up to Write Operation 100 µs
336 PGM T6.0
T
ABLE
7: C
APACITANCE
(Ta = 25 °C, f=1 Mhz, other pins open)
Parameter Description Test Condition Maximum
C
I/O
(1)
I/O Pin Capacitance V
I/O
= 0V 12 pF
C
IN
(1)
Input Capacitance V
IN
= 0V 6 pF
Note:
(1)
This parameter is measured only for initial qualification and after a design or process change that could affect this parameter.
336 PGM T7.0
T
ABLE
8: R
ELIABILITY
C
HARACTERISTICS
Symbol Parameter Minimum Specification Units Test Method
N
END
(1)
Endurance 10,000 Cycles JEDEC Standard A117
T
DR
(1)
Data Retention 100 Years JEDEC Standard A103
V
ZAP_HBM
(1)
ESD Susceptibility 1000 Volts JEDEC Standard A114
Human Body Model
V
ZAP_MM
(1)
ESD Susceptibility 200 Volts JEDEC Standard A115
Machine Model
I
LTH
(1)
Latch Up 100 + I
DD
mA JEDEC Standard 78
Note:
(1)
This parameter is measured only for initial qualification and after a design or process change that could affect this parameter.
336 PGM T8.1
T
ABLE
5: DC O
PERATING
C
HARACTERISTICS
V
DD
= 2.7-3.6V
Limits
Symbol Parameter Min Max Units Test Conditions
I
DD
Power Supply Current CE#=OE#=V
IL,
WE#=V
IH
, all I/Os open,
Read 12 mA Address input = V
IL
/V
IH
, at f=1/T
RC
Min.,
V
DD
=V
DD
Max
Write 15 mA CE#=WE#=V
IL,
OE#=V
IH,
V
DD
=V
DD
Max.
I
SB
Standby V
DD
Current 15 µA CE#=V
IHC
, V
DD
= V
DD
Max.
I
LI
Input Leakage Current 1 µA V
IN
=GND to V
DD
, V
DD
= V
DD
Max.
I
LO
Output Leakage Current 1 µA V
OUT
=GND to V
DD
, V
DD
= V
DD
Max.
V
IL
Input Low Voltage 0.8 V V
DD
= V
DD
Min.
V
IH
Input High Voltage 2.0 V V
DD
= V
DD
Max.
V
IHC
Input High Voltage (CMOS) V
DD
-0.3 V V
DD
= V
DD
Max.
V
OL
Output Low Voltage 0.4 V I
OL
= 100 µA, V
DD
= V
DD
Min.
V
OH
Output High Voltage 2.4 V I
OH
= -100µA, V
DD
= V
DD
Min.
V
H
Supervoltage for A
9
pin 11.4 12.6 V CE# = OE# =V
IL
, WE# = V
IH
I
H
Supervoltage Current 200 µA CE# = OE# = V
IL
, WE# = V
IH
, A
9
= V
H
Max.
for A
9
pin
336 PGM T5.1