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AT29LV256-15TC

P1-P3P4-P6P7-P9P10-P12
AT29LV256
4
Notes: 1. X can be V
IL
or V
IH
.
2. Refer to AC Programming Waveforms.
3. V
H
= 12.0V ± 0.5V.
4. Manufacturer Code is 1F. The Device Code is BC.
5. See details under Software Product Identification Entry/Exit.
DC and AC Operating Range
AT29LV256-15 AT29LV256-20 AT29LV256-25
Operating
Temperature (Case)
Com. 0°C - 70°C 0°C - 70°C 0°C - 70°C
Ind. -40°C - 85°C -40°C - 85°C -40°C - 85°C
V
CC
Power Supply 3.3V ± 0.3V 3.3V ± 0.3V 3.3V ± 0.3V
Operating Modes
Mode CE OE WE Ai I/O
Read V
IL
V
IL
V
IH
Ai D
OUT
Program
(2)
V
IL
V
IH
V
IL
Ai D
IN
Standby/Write Inhibit V
IH
X
(1)
XXHigh Z
Program Inhibit X X V
IH
Program Inhibit X V
IL
X
Output Disable X V
IH
XHigh Z
Product Identification
Hardware V
IL
V
IL
V
IH
A1 - A14 = V
IL
, A9 = V
H
(3)
, A0 = V
IL
Manufacturer Code
(4)
A1 - A14 = V
IL
, A9 = V
H
(3)
, A0 = V
IH
Device Code
(4)
Software
(5)
A0 = V
IL
Manufacturer Code
(4)
A0 = V
IH
Device Code
(4)
DC Characteristics
Symbol Parameter Condition Min Max Units
I
LI
Input Load Current V
IN
= 0V to V
CC
1 µA
I
LO
Output Leakage Current V
I/O
= 0V to V
CC
1 µA
I
SB1
V
CC
Standby Current CMOS CE = V
CC
- 0.3V to V
CC
Com. 40 µA
Ind. 50 µA
I
SB2
V
CC
Standby Current TTL CE = 2.0V to V
CC
1mA
I
CC
V
CC
Active Current f = 5 MHz; I
OUT
= 0 mA; V
CC
= 3.6V 15 mA
V
IL
Input Low Voltage 0.6 V
V
IH
Input High Voltage 2.0 V
V
OL
Output Low Voltage I
OL
= 1.6 mA; V
CC
= 3.0V 0.45 V
V
OH
Output High Voltage I
OH
= -100 µA; V
CC
= 3.0V 2.4 V
AT29LV256
5
AC Read Waveforms
(1)(2)(3)(4)
Notes: 1. CE may be delayed up to t
ACC
- t
CE
after the address transition without impact on t
ACC
.
2. OE may be delayed up to t
CE
- t
OE
after the falling edge of CE without impact on t
CE
or by t
ACC
- t
OE
after an address change
without impact on t
ACC
.
3. t
DF
is specified from OE or CE whichever occurs first (CL = 5 pF).
4. This parameter is characterized and is not 100% tested.
Input Test Waveforms and
Measurement Level
Output Test Load
Note: 1. These parameters are characterized and not 100% tested.
AC Read Characteristics
Symbol Parameter
AT29LV256-15 AT29LV256-20 AT29LV256-25
UnitsMin Max Min Max Min Max
t
ACC
Address to Output Delay 150 200 250 ns
t
CE
(1)
CE to Output Delay 150 200 250 ns
t
OE
(2)
OE to Output Delay 0 70 0 100 0 120 ns
t
DF
(3)(4)
CE or OE to Output Float 0 40 0 50 0 60 ns
t
OH
Output Hold from OE, CE or Address,
whichever occurred first
000ns
t
R
, t
F
< 5 ns
Pin Capacitance
f = 1 MHz, T = 25°C
(1)
Symbol Typ Max Units Conditions
C
IN
46pFV
IN
= 0V
C
OUT
812pFV
OUT
= 0V
AT29LV256
6
AC Byte Load Waveforms
(1)(2)
WE Controlled
CE Controlled
AC Byte Load Characteristics
Symbol Parameter Min Max Units
t
AS
, t
OES
Address, OE Set-up Time 10 ns
t
AH
Address Hold Time 100 ns
t
CS
Chip Select Set-up Time 0 ns
t
CH
Chip Select Hold Time 0 ns
t
WP
Write Pulse Width (WE or CE) 200 ns
t
DS
Data Set-up Time 100 ns
t
DH
, t
OEH
Data, OE Hold Time 10 ns
t
WPH
Write Pulse Width High 200 ns
P1-P3P4-P6P7-P9P10-P12

AT29LV256-15TC

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IC FLASH 256K PARALLEL 28TSOP
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