ISL22444TFV20Z Intersil, ISL22444TFV20Z Datasheet - Page 6

• Manufacturer Part Number: ISL22444TFV20Z
• Description: IC POT DGTL 256TP LN LP 20-TSSOP
• Manufacturer: Intersil
• Series: XDCP™r

Specifications of ISL22444TFV20Z

• Taps: 256
• Resistance (ohms): 100K
• Number Of Circuits: 4
• Temperature Coefficient: 45 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.25 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Resistance In Ohms: 100K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Operating Specifications
EEPROM SPECIFICATION
SERIAL INTERFACE SPECIFICATIONS
Hysteresis
V
SYMBOL
(Note 20)
(Note 20)
(Note 18)
(Note 19)
t
ShdnRec
CC
I
LkgDig
I
I
t
Vpor
V-SD
V
V-SB
WRT
t
R
V
I
V
WC
SD
t
Ramp V
OL
D
IH
pu
IL
V- Current (standby)
V
V- Current (shutdown)
Leakage current, at pins SCK, SDI,
SDO and CS
DCP wiper response time
DCP recall time from shutdown
mode
Power-on recall voltage
Power-up delay
EEPROM Endurance
EEPROM Retention
Non-volatile Write Cycle time
LOW voltage
HIGH voltage
hysteresis
SDO output buffer LOW voltage
SDO pull-up resistor off-chip
SCK, SDI, and CS input buffer
SCK, SDI, and CS input buffer
SCK, SDI, and CS input buffer
CC
CC
Current (shutdown)
ramp rate
PARAMETER
6
Over the recommended operating conditions unless otherwise specified. (Continued)
V- = -5.5V, V
in standby state
V- = -5.5V, V
in standby state
V- = -2.25V, V
interface in standby state
V- = -2.25V, V
interface in standby state
V
in standby state
V
in standby state
V
interface in standby state
V
interface in standby state
V- = -5.5V, V
in standby state
V- = -5.5V, V
in standby state
V- = -2.25V, V
interface in standby state
V- = -2.25V, V
interface in standby state
Voltage at pin from GND to V
CS rising edge to wiper new position
CS rising edge to wiper stored position and RH
connection
Minimum V
V
recall completed, and SPI Interface in standby
state
Temperature T
I
Vpu = V
Maximum is determined by t
maximum bus load Cb = 30pF, f
OL
CC
CC
CC
CC
CC
= 4mA for Open Drain output, pull-up voltage
= +5.5V, V- = -5.5V @ +125°C, SPI interface
= +5.5V, V- = -5.5V @ +85°C, SPI interface
= +2.25V, V- = -2.25V @ +85°C, SPI
= +2.25V, V- = -2.25V @ +125°C, SPI
above Vpor, to DCP Initial Value Register
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
TEST CONDITIONS
at which memory recall occurs
≤
ISL22444
= +5.5V @ +125°C, SPI interface
= +5.5V @ +125°C, SPI interface
= +5.5V @ +85°C, SPI interface
= +5.5V @ +85°C, SPI interface
= +2.25V @ +85°C, SPI
= +2.25V @ +125°C, SPI
= +2.25V @ +85°C, SPI
= +2.25V @ +125°C, SPI
+55ºC
RO
CC
SCK
and t
= 5MHz
FO
with
1,000,000
0.05*V
0.7*V
MIN
-4.0
-5.0
-2.0
-3.0
-4.0
-5.0
-2.0
-3.0
1.9
0.2
50
-1
0
CC
CC
(NOTE 4)
TYP
-0.7
-1.5
-0.3
-0.4
-0.7
-1.5
-0.3
-0.4
0.5
1.0
0.2
0.5
1.5
1.5
12
0.3*V
MAX
2.0
4.0
1.0
2.0
2.1
0.4
20
1
5
2
CC
May 24, 2007
Cycles
Years
UNIT
FN6426.0
V/ms
ms
ms
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
µA
kΩ
µs
µs
V
V
V
V
V