ISL22346UFV20Z Intersil, ISL22346UFV20Z Datasheet - Page 7

• Manufacturer Part Number: ISL22346UFV20Z
• Description: IC POT DGTL 128TP LN LP 20-TSSOP
• Manufacturer: Intersil
• Series: XDCP™r

Specifications of ISL22346UFV20Z

• Taps: 128
• Resistance (ohms): 50K
• Number Of Circuits: 4
• Temperature Coefficient: 80 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Resistance In Ohms: 50K
• End To End Resistance: 50kohm
• Resistance Tolerance: ± 20%
• No. Of Steps: 128
• Supply Voltage Range: 2.7V To 5.5V
• Control Interface: I2C
• No. Of Pots: Quad
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Operating Specifications
NOTES:
10. INL = [V(RW)
12.
13. MI =
14. Roffset = RW
15. RDNL = (RW
16. RINL = [RW
17. R
18.
19. t
20. Limits should be considered typical and are not production tested.
21. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
11. V
5. Typical values are for T
6. LSB: [V(R
7. ZS error = V(RW)
8. FS error = [V(RW)
9. DNL = [V(RW)
SYMBOL
t
t
incremental voltage when changing from one tap to an adjacent tap.
Roffset = RW
TC
write cycle.
and are not production tested.
TC
SU:A
HD:A
WC
Rpu
Cb
MATCH
MATCH
t
F
R
V
is the time from a valid STOP condition at the end of a Write sequence of I
|
RW
=
=
--------------------------------------------------------------------------------------------- -
[
--------------------------------------------------------------- -
[
= [V(RWx)
Max V RW
= (RW
Max Ri
127
W
[
SDA and SCL Fall Time
Capacitive Loading of SDA or SCL
SDA and SCL Bus Pull-up Resistor
Off-chip
A2, A1 and A0 Setup Time
A2, A1 and A0 Hold Time
Max V RW
Max Ri
)
i
127
i
– (MI • i) – RW
i
– RW
0
127
(
(
– RW
i
– i • LSB – V(RW)
/MI, when measuring between RW and RL.
– V(RW)
(
(
i,x
– V(R
(
/MI, when measuring between RW and RH.
)
0
127
(
– RW
/LSB.
+
) Min Ri
0
i
i-1
|
–
– V(RWy)
Min Ri
/127. RW
)
PARAMETER
– V
)/MI - 1, for i = 16 to 127.
W
i
A
)
)
i
i,y
)
i-1
+
) Min V RW
(
0
= +25°C and 3.3V supply voltage.
CC
–
)
]/127. V(R
(
]/LSB-1, for i = 1 to 127. i is the DCP register setting.
Min V RW
/
MI, for i = 1 to 127, x = 0 to 3 and y = 0 to 3.
0
)
]/LSB.
]
] 2 ⁄
/
)
7
MI, for i = 16 to 127.
i
127
]
(
]/LSB, for i = 1 to 127, x = 0 to 3 and y = 0 to 3.
Over the recommended operating conditions, unless otherwise specified. (Continued)
(
0
(
×
]/LSB for i = 1 to 127.
(
and RW
-------------------- -
+165°C
W
10
)
)
127
i
)
)
6
i
] 2 ⁄
)
0
and V(R
the minimum value of the resistance over the temperature range.
are the measured resistances for the DCP register set to 7F hex and 00 hex respectively.
for i = 16 to 112, T = -40°C to +125°C. Max( ) is the maximum value of the resistance and Min ( ) is
×
-------------------- -
+165°C
10
From 70% to 30% of V
Total on-chip and off-chip
Maximum is determined by t
For Cb = 400pF, max is about 2kΩ~2.5kΩ
For Cb = 40pF, max is about 15kΩ~20kΩ
Before START condition
After STOP condition
W
6
)
0
for i = 16 to 112 decimal, T = -40°C to +125°C. Max( ) is the maximum value of the wiper
voltage and Min ( ) is the minimum value of the wiper voltage over the temperature range.
are V(R
TEST CONDITIONS
ISL22346
W
) for the DCP register set to 7F hex and 00 hex respectively. LSB is the
CC
2
R
C serial interface, to the end of the self-timed internal non-volatile
and t
F
(Note 21)
0.1*Cb
20 +
MIN
600
600
10
1
(Note 5)
TYP
(Note 21)
MAX
250
400
September 3, 2009
UNIT
FN6177.2
kΩ
pF
ns
ns
ns