W29EE512T-70 Winbond Electronics, W29EE512T-70 Datasheet - Page 8

• Manufacturer Part Number: W29EE512T-70
• Manufacturer: Winbond Electronics

Specifications of W29EE512T-70

• Density: 512Kb
• Access Time (max): 70ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 16b
• Operating Supply Voltage (typ): 5V
• Operating Temp Range: 0C to 70C
• Package Type: TSOP-I
• Program/erase Volt (typ): 5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Commercial
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Word Size: 8b
• Number Of Words: 64K
• Supply Current: 50mA
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

Command Codes for Product Identification
Software Product Identification Acquisition Flow
Notes for software product identification:
(1) Data format: DQ7
(2) A1
(3) The device does not remain in identification mode if power down.
(4) The device returns to standard operation mode.
(5) This product supports both the JEDEC standard 3 byte command code sequence and original 6 byte command code
SEQUENCE
sequence. For new designs, Winbond recommends that the 3 byte command code sequence be used.
0 Write
1 Write
2 Write
3 Write
4 Write
5 Write
BYTE
A16 = V
Product Identification Entry (1)
IL
; manufacture code is read for A0 = V
ALTERNATE SOFTWARE (5)
PRODUCT IDENTIFICATION
ADDRESS
DQ0 (Hex); address format: A14
2AAAH
5555H
5555H
Pause 10 S
Load data AA
address 5555
address 5555
address 5555
address 2AAA
Load data 80
Load data AA
address 5555
address 2AAA
Load data 60
Load data 55
Load data 55
-
-
-
Pause 10 S
to
to
to
to
to
to
ENTRY
DATA
AAH
55H
90H
-
-
-
Product Identification Mode (2,3)
Read address = 0
Read address = 1
data = DA
data = C8
IL
; device code is read for A0 = V
A0 (Hex).
ADDRESS
IDENTIFICATION ENTRY
- 8 -
SOFTWARE PRODUCT
2AAAH
2AAAH
5555H
5555H
5555H
5555H
Pause 10 S
DATA
AAH
AAH
55H
80H
55H
60H
Product Identification Exit (1)
Normal Mode
Load data AA
address 2AAA
Load data FO
Load data 55
address 5555
address 5555
Pause 10 S
IH
.
to
to
to
IDENTIFICATION EXIT
ADDRESS
2AAAH
SOFTWARE PRODUCT
5555H
5555H
-
-
-
W29EE512
Pause 10 S
(4)
DATA
AAH
F0H
55H
-
-
-