AC Characteristics – Write/Erase/Program Operations, CE Controlled
(TA = -55°C to +125°C, VCC = +4.5V to + 5.5V(5V Operation), or +3.0V to +3.6V(3.3V Operation), Unless otherwise specified)
+3.3V
(2)
VCC
+4.5V to +5.5V VCC
100nS
Symbol
Typical
120nS
Min Max
120
Parameter
Units
JEDEC
Standard
80nS
120nS
Min Max
120
Min Max
Min Max
tAVAV
80
.45
0
100
.45
0
nS
µS
nS
nS
nS
nS
nS
nS
nS
nS
nS
nS
µS
Sec
Sec
Sec
nS
nS
nS
Write Cycle Time
tPHEL
1.5
0
.45
0
RP High Recovery to CE Low
WE Setup to CE Going Low
Boot Block Unlock Setup to CE Going High
VPP Setup to CE Going High (1)
Address Setup to CE Going High
Data Setup to CE Going High
CE Pulse Width
tWLEL
tPHHEH
tVPEH
tAVEH
tDVEH
tELEH
(1)
200
200
90
70
90
0
100
100
60
60
60
0
100
100
60
60
60
0
100
100
60
60
60
0
tEHDX
tEHAX
tEHWH
tEHEL
Data Hold Time from CE High
Address Hold Time from CE High
WE Hold Time from CE High
0
0
0
0
0
0
0
0
20
6
20
6
20
6
20
6
CE Pulse Width High
(1)
tEHQV1
tEHQV2
tEHQV3
tEHQV4
tQVVL
tQVPH
tPHBR
Duration of Word Write Operation
Duration of Erase Operation (Boot)
(x32)
(1)
0.3
0.3
0.6
0
0.3
0.3
0.6
0
0.3
0.3
0.6
0
0.3
0.3
0.6
0
(1)
Duration of Erase Operation (Parameter)
(1)
Duration of Erase Operation (Main)
VPP Hold from Valid SRD (1)
RP VHH Hold from Valid SRD (1)
Boot Block Lock Delay (1)
0
0
0
0
200
100
100
100
NOTES:
1. Sampled, but not 100% tested.
2. Performance at VCC = +4.5V to +5.5V is guaranteed. Performance at VCC = +3.3V is typical (Not Tested).
AC Characteristics – Read Only Operations
(TA = -55°C to +125°C, VCC = +4.5V to + 5.5V(5V Operation), or +3.0V to +3.6V(3.3V Operation), Unless otherwise specified)
+3.3V
(2)
VCC
+4.5V to +5.5V VCC
Symbol
Typical
120nS
Min Max
120
Parameter
Units
JEDEC
Standard
80nS
Min Max
80
100nS
Min Max
100
120nS
Min Max
120
tAVAV
tAVQV
tELQV
tPHQV
tGLQV
tELQX
tEHQZ
tGLQX
tGHQZ
nS
nS
nS
µS
nS
nS
nS
nS
nS
Read Cycle Time
120
80
100
120
Address to Output Delay
CE to Output Delay
120
80
100
120
1.5
.45
.45
.45
RP to Output Delay
65
40
40
40
OE to Output Delay
CE to Output in Low Z (1)
CE to Output in High Z (1)
OE to Output in Low Z (1)
OE to Output in High Z (1)
Output Hold from Address, CE, or OE Change,
0
0
0
0
55
30
30
30
0
0
0
0
45
30
30
30
tOH
0
0
0
0
nS
(1)
Whichever Occurs First
Notes:
1. Guaranteed by design, but not tested.
2. Performance at VCC = +4.5V to +5.5V is guaranteed. Performance at VCC = +3.3V is typical (Not Tested).
Aeroflex Circuit Technology
5
SCD1661B REV A 1/16/97 Plainview NY (516) 694-6700
AEROFLEX [ AEROFLEX CIRCUIT TECHNOLOGY ]
