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ISL22449WFV14Z データシート(PDF) 4 Page - Intersil Corporation

部品番号 ISL22449WFV14Z
部品情報  Low Noise, Low Power, SPI Bus, 128 Taps, Wiper Only
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メーカー  INTERSIL [Intersil Corporation]
ホームページ  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

ISL22449WFV14Z データシート(HTML) 4 Page - Intersil Corporation

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4
FN6333.3
July 17, 2009
Operating Specifications 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.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(Note 3)
MAX
UNIT
ICC1
VCC Supply Current (volatile
write/read)
VCC = +3.6V, 10k DCP, fSPI = 5MHz; (for SPI
active, read and write states)
2.5
mA
VCC Supply Current (volatile
write/read)
VCC = +3.6V, 50k DCP, fSPI = 5MHz; (for SPI
active, read and write states)
0.65
mA
ICC2
VCC Supply Current ( non-volatile
write/read)
VCC = +5.5V, 10k DCP, fSPI = 5MHz; (for SPI
active, read and write states)
4.0
mA
VCC Supply Current ( non-volatile
write/read)
VCC = +5.5V, 50k DCP, fSPI = 5MHz; (for SPI
active, read and write states)
3.0
mA
ISB
VCC Current (standby)
VCC = +5.5V, 10k DCP, SPI interface in
standby state
2.4
mA
VCC = +5.5V, 50k DCP, SPI interface in
standby state
525
µA
VCC = +3.6V, 10k DCP, SPI interface in
standby state
1.6
mA
VCC = +3.6V, 50k DCP, SPI interface in
standby state
350
µA
ISD
VCC Current (shutdown)
VCC = +5.5V @ +85°C, SPI interface in
standby state
5µA
VCC = +5.5V@ +125°C, SPI interface in
standby state
6.5
µA
VCC = +3.6V @ +85°C, SPI interface in
standby state
4µA
VCC = +3.6V @ +125°C, SPI interface in
standby state
5.5
µA
ILkgDig
Leakage current, at pins SHDN, SCK,
SDI, SDO and CS
Voltage at pin from GND to VCC
-1
1
µA
tWRT
(Note 13)
DCP wiper response time
SCK falling edge of last bit of DCP data byte
to wiper new position
1.5
µs
tShdnRec
(Note 13)
DCP recall time from shutdown mode
From rising edge of SHDN signal to wiper
stored position and RH connection
1.5
µs
SCK rising edge of last bit of ACR data byte
to wiper stored position and RH connection
1.5
µs
Vpor
Power-on recall voltage
Minimum VCC at which memory recall occurs
2.0
2.6
V
VccRamp
Vcc ramp rate
0.2
V/ms
tD
Power-up delay
VCC above Vpor, to DCP Initial Value
Register recall completed, and SPI Interface
in standby state
3ms
EEPROM SPECIFICATION
EEPROM Endurance
1,000,000
Cycles
EEPROM Retention
Temperature
T < +55°C
50
Years
tWC
(Note 11)
Non-volatile Write cycle time
12
20
ms
SERIAL INTERFACE SPECIFICATIONS
VIL
SHDN, SCK, SDI, and CS input buffer
LOW voltage
-0.3
0.3*VCC
V
ISL22449


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