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參數(shù)資料
型號： ISL22343TFR20Z-TK
廠商： Intersil
文件頁數(shù)： 15/18頁
文件大?。?/td> 0K
描述： IC POT DGTL 256TP LN LP 20-QFN
標準包裝： 1,000
系列： XDCP™
接片： 256
電阻（歐姆）： 100k
電路數(shù)： 4
溫度系數(shù)： 標準值 ±45 ppm/°C
存儲器類型： 非易失
接口： I²C（設(shè)備位址）
電源電壓： 2.25 V ~ 5.5 V
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： 20-VQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 20-QFN 裸露焊盤（5x5）
包裝： 帶卷 (TR)
6
FN6423.1
March 13, 2008
ISB
VCC Current (Standby)
VCC = +5.5V, V- = -5.5V @ +85°C, I
2C interface in
standby state
0.5
2.0
A
VCC = +5.5V, V- = -5.5V @ +125°C, I
2C interface in
standby state
1.0
4.0
A
VCC = +2.25V, V- = -2.25V @ +85°C, I
2C interface in
standby state
0.2
1.0
A
VCC = +2.25V, V- = -2.25V @ +125°C, I
2C interface in
standby state
0.5
2.0
A
IV-SB
V- Current (Standby)
V- = -5.5V, VCC = +5.5V @ +85°C, I
2C interface in
standby state
-4.0
-0.7
A
V- = -5.5V, VCC = +5.5V @ +125°C, I
2C interface in
standby state
-5.0
-1.5
A
V- = -2.25V, VCC = +2.25V @ +85°C, I
2C interface in
standby state
-2.0
-0.3
A
V- = -2.25V, VCC = +2.25V @ +125°C, I
2C interface in
standby state
-3.0
-0.4
A
ISD
VCC Current (Shutdown)
VCC = +5.5V, V- = -5.5V @ +85°C, I
2C interface in
standby state
0.5
2.0
A
VCC = +5.5V, V- = -5.5V @ +125°C, I
2C interface in
standby state
1.0
4.0
A
VCC = +2.25V, V- = -2.25V @ +85°C, I
2C interface in
standby state
0.2
1.0
A
VCC = +2.25V, V- = -2.25V @ +125°C, I
2C interface in
standby state
0.5
2.0
A
IV-SD
V- Current (Shutdown)
V- = -5.5V, VCC = +5.5V @ +85°C, I
2C interface in
standby state
-4.0
-0.7
A
V- = -5.5V, VCC = +5.5V @ +125°C, I
2C interface in
standby state
-5.0
-1.5
A
V- = -2.25V, VCC = +2.25V @ +85°C, I
2C interface in
standby state
-2.0
-0.3
A
V- = -2.25V, VCC = +2.25V @ +125°C, I
2C interface in
standby state
-3.0
-0.4
A
ILkgDig
Leakage Current, at Pins
A0, A1, A2, SDA, and SCL
Voltage at pin from GND to VCC
-1
1
A
tWRT
(Note 19)
DCP Wiper Response
Time
SCL falling edge of last bit of DCP data byte to wiper
new position
1.5
s
tShdnRec
(Note 19)
DCP Recall Time from
Shutdown Mode
SCL falling edge of last bit of ACR data byte to wiper
stored position and RH connection
1.5
s
Vpor
Power-on Recall Voltage
Minimum VCC at which memory recall occurs
1.9
2.1
V
VCCRamp
VCC Ramp Rate
0.2
V/ms
tD
Power-up Delay
VCC above Vpor, to DCP Initial Value Register recall
completed, and I2C Interface in standby state
5ms
EEPROM SPECIFICATION
EEPROM Endurance
1,000,000
Cycles
EEPROM Retention
Temperature T
≤ +55°C50
Years
tWC
(Note 20)
Non-volatile Write Cycle
Time
12
20
ms
Operating Specifications Over the recommended operating conditions unless otherwise specified. (Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
(Note 21)
TYP
(Note 5)
MAX
(Note 21)
UNIT
ISL22343
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參數(shù)描述
ISL22343TFV20Z 功能描述:數(shù)字電位計 IC 256 TAP FL RNG IND QD I2C DCP 20LD RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
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ISL22343UFR20Z 功能描述:數(shù)字電位計 IC 262 TAP FL RNG IND QD I2C DCP 5X5 RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
ISL22343UFR20Z-TK 功能描述:數(shù)字電位計 IC 265 TAP FL RNG IND QD I2C DCP 5X5 RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel
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