M34E02-FDW1TP STMicroelectronics, M34E02-FDW1TP Datasheet - Page 19

• Manufacturer Part Number: M34E02-FDW1TP
• Description: IC EEPROM 2KBIT 400KHZ 8TSSOP
• Manufacturer: STMicroelectronics

Specifications of M34E02-FDW1TP

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 2K (256 x 8)
• Speed: 400kHz
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1.7 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-TSSOP
• Organization: 256 K x 8
• Interface Type: 2-Wire
• Maximum Clock Frequency: 0.4 MHz
• Access Time: 900 ns
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 1.7 V
• Maximum Operating Current: 2 mA
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Operating Supply Voltage: 1.7 V, 3.6 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8654-2; M34E02-FDW1TP

M34E02
5.1.2
DRAM module inserted in the application motherboard
As the final application cannot drive the E0 pin to V
the write-protection with the PSWP instruction.
Table 5
status.
Table 5.
Permanently
Protected
with SWP
Protected
protected
Status
Not
and
Table 6
Acknowledge when writing data or defining the write-protection
(instructions with R/W bit = 0)
input
level
WC
X
0
1
0
1
show how the Ack bits can be used to identify the write-protection
Page or Byte Write
Page or Byte Write
Page or Byte Write
Page or Byte Write
Page or Byte Write
in lower 128 bytes
in lower 128 bytes
PSWP, SWP or
PSWP, SWP or
PSWP, SWP or
Instruction
PSWP
PSWP
CWP
SWP
CWP
SWP
CWP
CWP
CWP
Doc ID 10367 Rev 9
NoAck
NoAck
NoAck
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
significant
significant
significant
significant
significant
significant
significant
significant
significant
Use within a DDR1/DDR2 DRAM module
Address
Address
Address
Address
Address
Address
HV
Not
Not
Not
Not
Not
Not
Not
Not
Not
, the only possible action is to freeze
NoAck
NoAck
NoAck
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Ack
Data byte
significant
significant
significant
significant
significant
significant
significant
significant
significant
Data
Data
Data
Data
Data
Not
Not
Not
Not
Not
Not
Not
Not
Not
NoAck
NoAck
NoAck
NoAck
NoAck
NoAck
NoAck
NoAck
NoAck
NoAck
Ack
Ack
Ack
Ack
Ack
Write
cycle
(t
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No
No
19/34
W
)