AT28C256E-20TI Atmel, AT28C256E-20TI Datasheet - Page 16

• Manufacturer Part Number: AT28C256E-20TI
• Manufacturer: Atmel

Specifications of AT28C256E-20TI

• Density: 256Kb
• Interface Type: Parallel
• Organization: 32Kx8
• Access Time (max): 200ns
• Write Protection: Yes
• Data Retention: 10Year
• Operating Supply Voltage (typ): 5V
• Package Type: TSOP-I
• Operating Temp Range: -40C to 85C
• Supply Current: 50mA
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / Rohs Status: Not Compliant

27.1
Notes:
16
t
(ns)
250
300
350
ACC
Blank
28D6
28U
28F
32L
W
E
F
Standard Package (Continued)
1. Electrical specifications for these speeds are defined by Standard Microcircuit Drawing 5962-88525.
2. See
3. SMD specifies Software Data Protection feature for device type, although Atmel product supplied to every device type in the
AT28C256
SMD is 100% tested for this feature.
Active
“Valid Part Numbers” on page
50
50
50
50
50
28-lead, 0.600" Wide, Non-windowed, Ceramic Dual Inline Package (Cerdip)
28-lead, Non-windowed, Ceramic Bottom-brazed Flat Package (Flatpack)
32-pad, Non-windowed, Ceramic Leadless Chip Carrier (LCC)
28-pin, Ceramic Pin Grid Array (PGA)
Die
Standard Device: Endurance = 10K Write Cycles; Write Time = 10 ms
High Endurance Option: Endurance = 100K Write Cycles
Fast Write Option: Write Time = 3 ms
I
CC
(mA)
Standby
0.3
0.3
0.3
0.3
0.3
Ordering Code
5962-88525 05 UX
5962-88525 05 XX
5962-88525 05 YX
5962-88525 05 ZX
5962-88525 03 UX
5962-88525 03 XX
5962-88525 03 YX
5962-88525 03 ZX
5962-88525 10 UX
5962-88525 10 XX
5962-88525 10 YX
5962-88525 10 ZX
5962-88525 02 UX
5962-88525 02 XX
5962-88525 02 YX
5962-88525 02 ZX
5962-88525 09 UX
5962-88525 09 XX
5962-88525 09 YX
5962-88525 09 ZX
5962-88525 01 UX
5962-88525 01 XX
5962-88525 01 YX
5962-88525 01 ZX
18.
Package Type
Options
Package
28U
28D6
32L
28F
28U
28D6
32L
28F
28U
28D6
32L
28F
28U
28D6
32L
28F
28U
28D6
32L
28F
28U
28D6
32L
28F
Class B, Fully Compliant
Class B, Fully Compliant
Class B, Fully Compliant
Class B, Fully Compliant
Class B, Fully Compliant
Class B, Fully Compliant
Operation Range
(-55° C to 125° C)
(-55° C to 125° C)
(-55° C to 125° C)
(-55° C to 125° C)
(-55° C to 125° C)
(-55° C to 125° C)
Military/883C
Military/883C
Military/883C
Military/883C
Military/883C
Military/883C
0006K–PEEPR–01/08