DS3902U-530+T&R Maxim Integrated Products, DS3902U-530+T&R Datasheet - Page 3

• Manufacturer Part Number: DS3902U-530+T&R
• Description: IC DIGITAL RESISTER EEPROM 8USOP
• Manufacturer: Maxim Integrated Products

Specifications of DS3902U-530+T&R

• Taps: 256
• Resistance (ohms): 30K, 50K
• Number Of Circuits: 2
• Temperature Coefficient: 300 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.4 V ~ 5.5 V
• Operating Temperature: -40°C ~ 95°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Resistance In Ohms: 30K, 50K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 90-3902T+530

AC ELECTRICAL CHARACTERISTICS (Figure 1)
(V
NONVOLATILE MEMORY CHARACTERISTICS
(V CC = +2.4V to +5.5V, unless otherwise noted.)
Note 1: All voltages referenced to ground.
Note 2: I
Note 3: Absolute linearity is the difference of measured value from expected value at resistor position. Expected value is from the
Note 4: Relative linearity is the deviation of an LSB resistor setting change vs. the expected LSB change. Expected LSB slope of the
Note 5: See the Typical Operating Characteristics section.
Note 6: Guaranteed by design.
Note 7: Timing shown is for fast-mode (400kHz) operation. This device is also backward-compatible with I
Note 8: C
Note 9: EEPROM write begins after a STOP condition occurs.
SCL Clock Frequency
Bus Free Time Between STOP
and START Conditions
Hold Time (Repeated)
START Condition
Low Period of SCL
High Period of SCL
Data Hold Time
Data Setup Time
Start Setup Time
SDA and SCL Rise Time
SDA and SCL Fall Time
Stop Setup Time
SDA and SCL Capacitive Loading
EEPROM Write Time
Input Capacitance
Startup Time
EEPROM Writes
CC
= +2.4V to +5.5V, T
measured minimum position to measured maximum position.
straight line is the typical operating curves from the measured minimum position to measured maximum position.
STBY
B
PARAMETER
PARAMETER
—total capacitance of one bus line in picofarads.
specified for the inactive state measured with SDA = SCL = V
A
= -40°C to +95°C, unless otherwise noted. Timing referenced to V
SYMBOL
SYMBOL
t
t
t
t
t
HD:DAT
HD:STA
SU:DAT
SU:STA
SU:STO
t
t
f
t
HIGH
LOW
t
SCL
BUF
C
t
WR
C
t
t
ST
R
F
B
I
_____________________________________________________________________
(Note 7)
(Note 8)
(Note 8)
(Note 8)
(Note 9)
(Note 6)
+70°C (Note 6)
Dual, NV, Variable Resistors
CONDITIONS
CONDITIONS
CC
, ADD_SEL = GND, and with H0 and H1 floating.
with User EEPROM
IL(MAX)
0.1 x C
0.1 x C
50,000
MIN
20 +
20 +
MIN
100
1.3
0.6
1.3
0.6
0.6
0.6
0
0
and V
B
B
IH(MIN)
2
TYP
TYP
C standard mode.
5
.)
MAX
MAX
400
300
300
400
0.9
10
2
UNITS
UNITS
kHz
ms
pF
ms
pF
µs
µs
µs
µs
µs
ns
µs
ns
ns
µs
3