參數(shù)資料
型號： ISL22419
廠商： Intersil Corporation
英文描述： Low Noise, Low Power, SPI Bus, 128 Taps, Wiper Only(低噪聲,低功率，SPI總線, 128抽頭電位器)
中文描述： 低噪聲，低功耗，SPI總線，128抽頭，雨刷，只有（低噪聲，低功率和SPI總線，128抽頭電位器）
文件頁數(shù)： 4/13頁
文件大?。?/td> 365K
代理商： ISL22419
4
FN6311.0
June 28, 2006
Operating Specifications
Over the recommended operating conditions unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(NOTE 5)
MAX
UNIT
I
CC1
V
CC
Supply Current (volatile
write/read)
10k DCP, f
SPI
= 5MHz; (for SPI active, read
and write states)
1
mA
V
CC
Supply Current (volatile
write/read)
50k DCP, f
SPI
= 5MHz; (for SPI active, read
and write states)
0.5
mA
I
CC2
V
CC
Supply Current ( non-volatile
write/read)
10k DCP, f
SPI
= 5MHz; (for SPI active, read
and write states)
3.2
mA
V
CC
Supply Current ( non-volatile
write/read)
50k DCP, f
SPI
= 5MHz; (for SPI active, read
and write states)
2.7
mA
I
SB
V
CC
Current (standby)
V
CC
= +5.5V, 10k DCP, SPI interface in
standby state
850
μA
V
CC
= +5.5V, 50k DCP, SPI interface in
standby state
160
μA
V
CC
= +3.6V, 10k DCP, SPI interface in
standby state
550
μA
V
CC
= +3.6V, 50k DCP, SPI interface in
standby state
100
μA
I
SD
V
CC
Current (shutdown)
V
CC
= +5.5V @ +85°C, SPI interface in
standby state
3
μA
V
CC
= +5.5V@ +125°C, SPI interface in
standby state
5
μA
V
CC
= +3.6V @ +85°C, SPI interface in
standby state
2
μA
V
CC
= +3.6V @ +125°C, SPI interface in
standby state
4
μA
I
LkgDig
Leakage Current, at Pins SHDN, SCK,
SDI, SDO and CS
Voltage at pin from GND to V
CC
-1
1
μA
t
WRT
(Note 14)
Wiper Response Time
Wiper Response Time after SPI write to WR
register
1.5
μs
t
ShdnRec
(Note 14)
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 V
CC
at which memory recall occurs
2.0
2.6
V
V
CC
Ramp
V
CC
Ramp Rate
0.2
V/ms
t
D
Power-up Delay
V
CC
above Vpor, to DCP Initial Value
Register recall completed, and SPI Interface
in standby state
3
ms
EEPROM SPECIFICATION
EEPROM Endurance
1,000,000
Cycles
EEPROM Retention
Temperature
°
C
50
Years
t
WC
(Note 12)
Non-volatile Write Cycle Time
From rising edge of CS
12
20
ms
SERIAL INTERFACE SPECIFICATIONS
V
IL
SHDN, SCK, SDI, and CS Input Buffer
LOW Voltage
-0.3
0.3*V
CC
V
V
IH
SHDN, SCK, SDI, and CS Input Buffer
HIGH Voltage
0.7*V
CC
V
CC
+0.3
V
T
55
≤
ISL22419
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PDF描述
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ISL22424 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Dual Digitally Controlled Potentiometer (XDCP?)
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