DS2430A Maxim Integrated Products, DS2430A Datasheet - Page 13

• Manufacturer Part Number: DS2430A
• Description: IC EEPROM 256BIT TO92-3
• Manufacturer: Maxim Integrated Products

Specifications of DS2430A

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 256 (32 x 8)
• Interface: 1-Wire Serial
• Operating Temperature: -40°C ~ 85°C
• Package / Case: TO-92-3 (Standard Body), TO-226
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Supply: -
• Speed: -

Master-to-Slave
For a Write-1 time slot, the voltage on the data line must have crossed the V
Write-1 low time t
the V
voltage on the data line should not exceed V
threshold has been crossed, the DS2430A needs a recovery time t
slot.
READ/WRITE TIMING DIAGRAM Figure 10
Write-1 Time Slot
Write-0 Time Slot
Read-data Time Slot
V
V
V
IHMASTER
IHMASTER
IHMASTER
TH
V
V
V
V
ILMAX
V
ILMAX
V
ILMAX
V
V
V
threshold until the Write-0 low time t
V
V
V
PUP
PUP
PUP
0V
0V
0V
TH
TH
TH
TL
TL
TL
t
F
t
t
F
F
RESISTOR
RESISTOR
RESISTOR
W1LMAX
t
RL
t
W1L
is expired. For a Write-0 time slot, the voltage on the data line must stay below


Sampling
Window
Master
t
W0L
t
MSR
ILMAX
W0LMIN
MASTER
MASTER
MASTER
t
SLOT
13 of 19
t
t
SLOT
SLOT
during the entire t
is expired. For the most reliable communication, the
REC

W0L
before it is ready for the next time
t
REC
DS2430A
or t
t
REC
W1L
TH
window. After the V
threshold before the
DS2430A
TH