DS28EC20+ Maxim Integrated Products, DS28EC20+ Datasheet - Page 20

• Manufacturer Part Number: DS28EC20+
• Description: IC EEPROM 20KBIT TO92-3
• Manufacturer: Maxim Integrated Products

Specifications of DS28EC20+

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 20K (256 x 80)
• Interface: 1-Wire Serial
• Operating Temperature: -40°C ~ 85°C
• Package / Case: TO-92-3 (Standard Body), TO-226
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Speed: -

Figure 9-2. ROM Functions Flow Chart (continued)
NOTE: For operation at overdrive speed, the DS28EC20 requires V
From Figure 9,
From Figure 9,
To Figure 9, 1
To Figure 9,
1
1
1
st
st
st
Part
Part
Part
st
Part
Command?
RC = 1 ?
Resume
A5h
Y
Y
1) The OD flag remains at 1 if the device was already at overdrive
TX Reset ?
N
Master
N
speed before the Overdrive Match ROM command was issued.
N
20 of 27
RC = 0 ; OD = 1
Skip ROM?
TX Reset ?
Overdrive
Master
Y
3Ch
N
Y
PUP
N
Y
to be 5V ±5%.
Master TX Bit 63
Overdrive Match
RC = 0 ; OD = 1
Master TX Bit 0
Master TX Bit 1
Match?
Match?
Match?
RC = 1
ROM?
Bit 63
Bit 0
Bit 1
69h
Y
Y
Y
Y
N
N
N
N
OD = 0
OD = 0
OD = 0
1)
1)
1)