SST49LF002A Datasheet, PDF (21/36 Pages) Silicon Storage Technology, Inc – 2 Mbit / 3 Mbit / 4 Mbit / 8 Mbit Firmware Hub

2 Mbit / 3 Mbit / 4 Mbit / 8 Mbit Firmware Hub
SST49LF002A / SST49LF003A / SST49LF004A / SST49LF008A
Advance Information
AC CHARACTERISTICS (FWH MODE)
TABLE 16: READ/WRITE CYCLE TIMING PARAMETERS (FWH MODE), V_DD =3.0-3.6V
Symbol
Parameter
Min
T_CYC
T_SU
T_DH
T_VAL1
T_BP
T_SE
T_BE
T_SCE
T_ON
T_OFF
Clock Cycle Time
30
Data Set Up Time to Clock Rising
7
Clock Rising to Data Hold Time
0
Clock Rising to Data Valid
2
Byte Programming Time
Sector-Erase Time
Block-Erase Time
Chip-Erase Time
Clock Rising to Active (Float to Active Delay)
2
Clock Rising to Inactive (Active to Float Delay)
1. Minimum and maximum times have different loads. See PCI spec.
Max
11
20
25
25
100
28
Units
ns
ns
ns
ns
µs
ms
ms
ms
ns
ns
T16.3 504
TABLE 17: AC INPUT/OUTPUT SPECIFICATIONS (FWH MODE)
Symbol
I_OH(AC)
Parameter
Switching Current High
Min
-12 V_DD
-17.1(V_DD-V_OUT)
I_OL(AC)
(Test Point)
Switching Current Low
16 V_DD
26.7 V_OUT
Max
Equation C¹
-32 V_DD
Equation D¹
I_CL
I_CH
slewr²
slewf²
(Test Point)
Low Clamp Current
High Clamp Current
Output Rise Slew Rate
Output Fall Slew Rate
1. See PCI spec.
2. PCI specification output load is used.
-25+(V_IN+1)/0.015
25+(V_IN-V_DD-1)/0.015
1
1
38 V_DD
4
4
Units
mA
mA
mA
mA
mA
mA
mA
mA
V/ns
V/ns
Conditions
0 < V_OUT ≤ 0.3V_DD
0.3V_DD < V_OUT < 0.9V_DD
0.7V_DD < V_OUT <V_DD
V_OUT=0.7V_DD
V_DD >V_OUT ≥0.6V_DD
0.6V_DD > V_OUT > 0.1V_DD
0.18V_DD > V_OUT > 0
V_OUT=0.18V_DD
-3 < V_IN ≤ -1
V_DD+4 > V_IN ≤ V_DD+1
0.2V_DD-0.6V_DD load
0.6V_DD-0.2V_DD load
T17.3 504
TABLE 18: RESET TIMING PARAMETERS, V_DD =3.0-3.6V (FWH MODE)
Symbol Parameter
Min
T_PRST
T_KRST
T_RSTP
T_RSTF
T_RST1
T_RSTE
V_DD stable to Reset Low
1
Clock Stable to Reset Low
100
RST# Pulse Width
100
RST# Low to Output Float
RST# High to FWH4 Low
1
RST# Low to reset during Sector-/Block-Erase or Program
Max
48
10
1. There will be a latency of T_RSTE if a reset procedure is performed during a Program or Erase operation.
Units
ms
µs
ns
ns
µs
µs
T18.5 504
©2001 Silicon Storage Technology, Inc.
21
S71161-06-000 9/01 504