ISL22449WFV14Z-TK Intersil, ISL22449WFV14Z-TK Datasheet - Page 4

• Manufacturer Part Number: ISL22449WFV14Z-TK
• Description: IC POT DGTL 128TP LN LP 14-TSSOP
• Manufacturer: Intersil
• Series: XDCP™r

Specifications of ISL22449WFV14Z-TK

• Taps: 128
• Resistance (ohms): 10K
• Number Of Circuits: 4
• Temperature Coefficient: 50 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP
• Resistance In Ohms: 10K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Operating Specifications
EEPROM SPECIFICATION
SERIAL INTERFACE SPECIFICATIONS
VccRamp
SYMBOL
(Note 13)
(Note 13)
(Note 11)
t
ShdnRec
I
LkgDig
t
Vpor
I
I
WRT
t
CC1
CC2
I
I
V
WC
SB
SD
t
D
IL
V
write/read)
V
write/read)
V
write/read)
V
write/read)
V
V
Leakage current, at pins SHDN, SCK,
SDI, SDO and CS
DCP wiper response time
DCP recall time from shutdown mode From rising edge of SHDN signal to wiper
Power-on recall voltage
Vcc ramp rate
Power-up delay
EEPROM Endurance
EEPROM Retention
Non-volatile Write cycle time
SHDN, SCK, SDI, and CS input buffer
LOW voltage
CC
CC
CC
CC
CC
CC
Supply Current (volatile
Supply Current (volatile
Supply Current ( non-volatile
Supply Current ( non-volatile
Current (standby)
Current (shutdown)
PARAMETER
4
Over the recommended operating conditions unless otherwise specified. Parameters with MIN and/or MAX
limits are 100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
V
active, read and write states)
V
active, read and write states)
V
active, read and write states)
active, read and write states)
V
standby state
V
standby state
V
standby state
V
standby state
V
standby state
V
standby state
V
standby state
V
standby state
Voltage at pin from GND to V
SCK falling edge of last bit of DCP data byte
to wiper new position
stored position and RH connection
SCK rising edge of last bit of ACR data byte
to wiper stored position and RH connection
Minimum V
V
Register recall completed, and SPI Interface
in standby state
Temperature
V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
= +3.6V, 10k DCP, f
= +3.6V, 50k DCP, f
= +5.5V, 10k DCP, f
= +5.5V, 10k DCP, SPI interface in
= +5.5V, 50k DCP, SPI interface in
= +3.6V, 10k DCP, SPI interface in
= +3.6V, 50k DCP, SPI interface in
= +5.5V @ +85°C, SPI interface in
= +5.5V@ +125°C, SPI interface in
= +3.6V @ +85°C, SPI interface in
= +3.6V @ +125°C, SPI interface in
above Vpor, to DCP Initial Value
= +5.5V, 50k DCP, f
CC
ISL22449
TEST CONDITIONS
T < +55
at which memory recall occurs
°C
SPI
SPI
SPI
SPI
= 5MHz; (for SPI
= 5MHz; (for SPI
= 5MHz; (for SPI
= 5MHz; (for SPI
CC
1,000,000
MIN
-0.3
2.0
0.2
50
-1
(Note 3)
TYP
1.5
1.5
1.5
12
0.3*V
MAX
0.65
525
350
2.5
4.0
3.0
2.4
1.6
6.5
5.5
2.6
20
5
4
1
3
CC
July 17, 2009
Cycles
Years
UNIT
V/ms
FN6333.3
mA
mA
mA
mA
mA
mA
ms
ms
µA
µA
µA
µA
µA
µA
µA
µs
µs
µs
V
V