AT24MAC402-SSHM-T Atmel, AT24MAC402-SSHM-T Datasheet - Page 14

• Manufacturer Part Number: AT24MAC402-SSHM-T
• Description: EEPROM 2-Kbit Serial EEPROM
• Manufacturer: Atmel

Specifications of AT24MAC402-SSHM-T

• Rohs: yes
• Memory Size: 2 Kbit
• Organization: 256 B x 8
• Data Retention: 100 yr
• Maximum Clock Frequency: 1000 KHz
• Maximum Operating Current: 6 uA
• Operating Supply Voltage: 1.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8

Table 7-4.
Read PSWP
Read PSWP
Read RSWP
Read RSWP
Clear RSWP
Clear RSWP
Command
Set PSWP
Set PSWP
Set RSWP
Set RSWP
1010
1010
WP Connected to V
R/W
Bit
W
W
W
W
W
W
W
R
R
R
R
R
Register PSWP
Not Programmed
Not Programmed
Not Programmed
Write Protect
Permanent
Programmed
Programmed
Programmed
X
X
X
X
X
X
CC
Not Programmed
Not Programmed
Write Protect
Programmed
Programmed
Reversible
Register
RSWP
X
X
X
X
X
X
X
X
WP Connected to V
Atmel AT24MAC402/602 [PRELIMINARY DATASHEET]
Response
Device
No ACK
No ACK
No ACK
No ACK
No ACK
from
ACK
ACK
ACK
ACK
ACK
ACK
ACK
CC
Action from Device
Read array.
Device is write protected.
STOP – Indicates pErmanent Write Protect Register is
programmed.
Data read out is undefined. Indicates PSWP Register is
not programmed.
STOP – Indicates Permanent Write Protect Register is
programmed.
Cannot program write protect registers.
STOP – Indicates Reversible Write Protect Register is
programmed.
Data read out is undefined. Indicates RSWP Register is
not programmed.
STOP – Indicates Reversible Write Protect Register is
programmed.
Cannot program write protect registers.
STOP – Indicates Permanent Write Protect Register is
programmed.
Cannot write to write protect registers.
8807B–SEEPR–9/2012
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