DS28EC20+ Maxim Integrated Products, DS28EC20+ Datasheet - Page 2

• 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: -

ABSOLUTE MAXIMUM RATINGS
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only,
and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is
not implied. Exposure to the absolute maximum rating conditions for extended periods may affect device reliability.
5.0V SUPPLY ELECTRICAL CHARACTERISTICS
(T
I/O Voltage to GND
I/O Sink Current
Operating Temperature Range
Junction Temperature
Storage Temperature Range
Soldering Temperature
I/O PIN GENERAL DATA
1-Wire Pullup Resistance
Input Capacitance
Input Load Current
High-to-Low Switching
Threshold
Input Low Voltage
Low-to-High Switching
Threshold
Switching Hysteresis
Output Low Voltage
Recovery Time
(Notes 2, 12)
Rising-Edge Hold-off Time
(Notes 5, 13)
Timeslot Duration
(Notes 2, 14)
I/O PIN, 1-Wire RESET, PRESENCE DETECT CYCLE
Reset-Low Time (Note 2)
Presence-Detect High
Time
Presence-Detect Low
Time
Presence-Detect Sample
Time (Notes 2, 15)
I/O PIN, 1-Wire WRITE
Write-0 Low Time
(Notes 2, 16, 17)
Write-1 Low Time
(Notes 2, 17)
I/O PIN, 1-Wire READ
Read-Low Time
(Notes 2, 18)
Read-Sample Time
(Notes 2, 18)
A
= -40°C to +85°C, V
PARAMETER
PUP
= 5.0V ± 5%, see Note 1.)
SYMBOL
R
t
t
t
t
t
t
t
t
t
V
V
V
t
C
V
SLOT
RSTL
V
MSP
MSR
REC
REH
PDH
W0L
W1L
t
PDL
PUP
I
RL
TH
HY
OL
L
TL
IO
IL
(Notes 2, 3)
(Notes 4, 5)
I/O pin at V
(Notes 5, 6, 7)
(Notes 2, 8)
(Notes 5, 6, 9)
(Notes 5, 6, 10)
At 4mA (Note 11)
Standard speed
Overdrive speed
Overdrive speed, directly prior to reset
pulse
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
Standard speed
Overdrive speed
PUP
CONDITIONS
2 of 24
t
t
RL
RL
0.05
0.30
MIN
480
0.3
1.6
2.5
0.5
65
48
15
60
60
60
5
2
5
8
2
8
6
6
1
1
5
1
+ δ
+ δ
Not applicable (0)
TYP
See IPC/JEDEC J-STD-020
6.7
V
V
15 - δ
MAX
1000
1.30
0.20
15.5
2 - δ
640
240
120
2.2
1.8
1.1
5.0
PUP
0.5
PUP
55
80
60
24
75
10
15
15
-55°C to +125°C
6
2
2
-40°C to +85°C
-
-
-0.5V, +6V
UNITS
+150°C
kΩ
µA
pF
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
20mA
V
V
V
V
V