M24LR64-RMN6/2 STMicroelectronics, M24LR64-RMN6/2 Datasheet - Page 73

• Manufacturer Part Number: M24LR64-RMN6/2
• Description: EEPROM, 64K, DUAL INTERFACE, 8SOIC
• Manufacturer: STMicroelectronics

Specifications of M24LR64-RMN6/2

• Memory Size: 64Kbit
• Clock Frequency: 400kHz
• Access Time: 900ns
• Supply Voltage Range: 1.8V To 5V
• Memory Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC
• Memory Configuration: 8192 X 8, 2048 X 32
• Interface Type: I2C, Serial, 2-Wire
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

M24LR64-R
25
25.1
25.2
25.3
Timing definition
t
Upon detection of the rising edge of the EOF received from the VCD, the M24LR64-R waits
for a time t
next slot during an inventory process. Values of t
in
t
t
more M24LR64-R responses have been received during an Inventory command. It starts
from the reception of the EOF from the M24LR64-Rs.
The EOF sent by the VCD may be either 10% or 100% modulated regardless of the
modulation index used for transmitting the VCD request to the M24LR64-R.
t
described in
Values of t
t
the M24LR64-R
t
M24LR64-R response has been received.
The EOF sent by the VCD may be either 10% or 100% modulated regardless of the
modulation index used for transmitting the VCD request to the M24LR64-R.
From the time the VCD has generated the rising edge of an EOF:
●
●
Table 32.
1. The tolerance of specific timings is ± 32/f
2.
3. t
2
2
3
1
2
3
is the time after which the VCD may send an EOF to switch to the next slot when no
is the time after which the VCD may send an EOF to switch to the next slot when one or
is also the time after which the VCD may send a new request to the M24LR64-R as
Figure 22 on page
: M24LR64-R response delay
: VCD new request delay
: VCD new request delay in the absence of a response from
t
t
t
t
command description.
rate: High data rate or Low data rate.
1
2
3
1max
SOF
If this EOF is 100% modulated, the VCD waits a time at least equal to t
sending a new EOF.
If this EOF is 10% modulated, the VCD waits a time at least equal to the sum of t
the M24LR64-R nominal response time (which depends on the M24LR64-R data rate
and subcarrier modulation mode) before sending a new EOF.
is the time taken by the M24LR64-R to transmit an SOF to the VCD. t
does not apply for write alike requests. Timing conditions for write alike requests are defined in the
1nom
2
Minimum (min) values
are given in
Timing values
Table 48: M24LR64-R protocol
t
1max
before transmitting its response to a VCD request or before switching to the
318.6 µs
309.2 µs
(2)
46.
+ t
SOF
Table
(1)
(3)
Doc ID 15170 Rev 11
32.
C
.
Nominal (nom) values
timing.
320.9 µs
No t
No t
1
are given in
nom
nom
Table
SOF
depends on the current data
Maximum (max) values
32. The EOF is defined
Timing definition
323.3 µs
No t
No t
3min
max
max
before
3min
73/128
+