13
AT29C256
0046OFLASH06/02
NORMALIZED SUPPLY CURRENT
vs. TEMPERATURE
TEMPERATURE (C)
-55
1.4
1.3
1.2
1.1
1.0
0.8
0.9
-25 5 35 65 95 125
N
O
R
M
A
L
I
Z
E
D
I
C
C
NORMALIZED SUPPLY CURRENT
vs. ADDRESS FREQUENCY
FREQUENCY (MHz)
0
1.1
1.0
0.9
0.8
0.7
1234567
N
O
R
M
A
L
I
Z
E
D
I
C
C
V
CC
= 5V
T = 25C
NORMALIZED SUPPLY CURRENT
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
4.50
1.4
1.2
1.0
0.8
0.6
4.75 5.00 5.25 5.50
N
O
R
M
A
L
I
Z
E
D
I
C
C
14
AT29C256
0046OFLASH06/02
Ordering Information
t
ACC
(ns)
I
CC
(mA)
Ordering Code Package Operation RangeActive Standby
70 50 0.3 AT29C256-70JC
AT29C256-70PC
AT29C256-70TC
32J
28P6
28T
Commercial
(0° to 70°C)
AT29C256-70JI
AT29C256-70TI
32J
28T
Industrial
(-40° to 85°C)
90 50 0.3 AT29C256-90JC
AT29C256-90PC
AT29C256-90TC
32J
28P6
28T
Commercial
(0° to 70°C)
AT29C256-90JI
AT29C256-90PI
AT29C256-90TI
32J
28P6
28T
Industrial
(-40° to 85°C)
120 50 0.3 AT29C256-12JC
AT29C256-12PC
AT29C256-12TC
32J
28P6
28T
Commercial
(0° to 70°C)
AT29C256-12JI
AT29C256-12PI
AT29C256-12TI
32J
28P6
28T
Industrial
(-40° to 85°C)
150 50 0.3 AT29C256-15JC
AT29C256-15PC
AT29C256-15TC
32J
28P6
28T
Commercial
(0° to 70°C)
AT29C256-15JI
AT29C256-15PI
AT29C256-15TI
32J
28P6
28T
Industrial
(-40° to 85°C)
Note:
Not recommended for New Designs.
Package Type
32J 32-lead, Plastic J-leaded Chip Carrier (PLCC)
28P6 28-lead, 0.600" Wide, Plastic Dual Inline Package (PDIP)
28T 28-lead, Plastic Thin Small Outline Package (TSOP)
15
AT29C256
0046OFLASH06/02
Packaging Information
32J PLCC
DRAWING NO.
REV.
2325 Orchard Parkway
San Jose, CA 95131
R
TITLE
32J, 32-lead, Plastic J-leaded Chip Carrier (PLCC)
B
32J
10/04/01
1.14(0.045) X 45˚
PIN NO. 1
IDENTIFIER
1.14(0.045) X 45˚
0.51(0.020)MAX
0.318(0.0125)
0.191(0.0075)
A2
45˚ MAX (3X)
A
A1
B1
E2
B
e
E1 E
D1
D
D2
COMMON DIMENSIONS
(Unit of Measure = mm)
SYMBOL
MIN
NOM
MAX
NOTE
Notes: 1. This package conforms to JEDEC reference MS-016, Variation AE.
2. Dimensions D1 and E1 do not include mold protrusion.
Allowable protrusion is .010"(0.254 mm) per side. Dimension D1
and E1 include mold mismatch and are measured at the extreme
material condition at the upper or lower parting line.
3. Lead coplanarity is 0.004" (0.102 mm) maximum.
A 3.175 3.556
A1 1.524 2.413
A2 0.381
D 12.319 12.573
D1 11.354 11.506 Note 2
D2 9.906 10.922
E 14.859 15.113
E1 13.894 14.046 Note 2
E2 12.471 13.487
B 0.660 0.813
B1 0.330 0.533
e 1.270 TYP

AT29C256-90PI

Mfr. #:
Manufacturer:
Description:
IC FLASH 256K PARALLEL 28DIP
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union