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參數(shù)資料
| 型號： | ISL90840WAV2027Z |
| 廠商： | INTERSIL CORP |
| 元件分類： | 數(shù)字電位計 |
| 英文描述： | Quad Digitally Controlled Potentiometers (XDCP) |
| 中文描述： | QUAD 10K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDSO20 |
| 封裝： | ROHS COMPLIANT, TSSOP-20 |
| 文件頁數(shù)： | 6/13頁 |
| 文件大?。?/td> | 1085K |
| 代理商： | ISL90840WAV2027Z |
6
FN8086.2
November 14, 2006
t
SU:STO
STOP condition setup time
From SCL rising edge crossing 70% of V
CC
,
to SDA rising edge crossing 30% of V
CC
From SDA rising edge to SCL falling edge;
both crossing 70% of V
CC
From SCL falling edge crossing 30% of V
CC
,
until SDA enters the 30% to 70% of V
CC
window
600
ns
t
HD:STO
STOP condition hod time for read, or
volatile only write
600
ns
t
DH
(Note 18)
Output data hold time
0
ns
t
R
(Note 18)
SDA and SCL rise time
From 30% to 70% of V
CC
20 +
0.1 * Cb
250
ns
t
F
(Note 18)
SDA and SCL fall time
From 70% to 30% of V
CC
20 +
0.1 * Cb
250
ns
Cb
(Note 18)
Rpu
(Note 18)
Capacitive loading of SDA or SCL
Total on-chip and off-chip
10
400
pF
SDA and SCL bus pull-up resistor off-
chip
Maximum is determined by t
R
and t
F
For Cb = 400pF, max is about 2~2.5k
Ω
.
For Cb = 40pF, max is about 15~20k
Ω
1
k
Ω
t
SU:A
t
HD:A
A2, A1 and A0 setup time
Before START condition
600
ns
A2, A1 and A0 hold time
After STOP condition
600
ns
NOTES:
4. Typical values are for T
A
= 25°C and 3.3V supply voltage.
5. LSB: [V(R
W
)
255
– V(R
W
)
0
]
/
255. V(R
W
)
255
and V(R
W
)
0
are V(R
W
) for the DCP register set to FF hex and 00 hex respectively. LSB is the
incremental voltage when changing from one tap to an adjacent tap.
6. ZS error = V(R
W
)
0
/
LSB.
7. FS error = [V(R
W
)
255
– V
CC
]
/
LSB.
8. DNL = [V(R
W
)
i
– V(R
W
)
i-1
]
/
LSB-1, for i = 1 to 255. i is the DCP register setting.
9. INL = [V(R
W
)
i
– i LSB – V(R
W
)]/LSB for i = 1 to 255.
10. V
MATCH
= [V(R
W
x)
i
– V(R
W
y)
i
]
/
LSB, for i = 0 to 255, x = 0 to 3 and y = 0 to 3.
Max V RW
)
Max V RW
)
i
11.
for i = 16 to 240 decimal, T = -40°C to +105°C. Max( ) is the maximum value of the wiper
voltage and Min ( ) is the minimum value of the wiper voltage over the temperature range.
12. MI =
|
R
255
– R
0
|
/
255. R
255
and R
0
are the measured resistances for the DCP register set to FF hex and 00 hex respectively.
13. Roffset = R
0
/
MI, when measuring between R
W
and R
L
.
Roffset = R
255
/
MI, when measuring between R
W
and R
H
.
14. RDNL = (R
i
– R
i-1
)
/
MI-1, for i = 32 to 255.
15. RINL = [R
i
– (MI i) – R
0
]
/
MI, for i = 32 to 255.
16. R
MATCH
= (R
i,x
– R
i,y
)
/
MI, for i = 0 to 255, x = 0 to 3 and y = 0 to 3.
6
145°C
17.
for i = 32 to 255, T = -40°C to +105°C. Max( ) is the maximum value of the resistance and Min ( ) is
the minimum value of the resistance over the temperature range.
18. This parameter is not 100% tested
Operating Specifications
Over the recommended operating conditions unless otherwise specified.
(Continued)
SYMBOL
PARAMETER
TEST CONDITIONS
MIN
TYP
(NOTE 4)
MAX
UNIT
TC
V
)
)
Min V RW
)
i
+
[
]
2
-----------------------------------------------–
6
145°C
----------------
×
=
TC
R
Max Ri
+
Min Ri
]
)
)
[
]
2
------------------------------–
----------------
×
=
ISL90840
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| ISL90840WAV2027ZT2 | 功能描述:IC POT XDCP QUAD LN LP 20-TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)字電位器 系列:XDCP™ 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 接片:32 電阻（歐姆）:50k 電路數(shù):1 溫度系數(shù):標(biāo)準(zhǔn)值 50 ppm/°C 存儲器類型:易失 接口:3 線串行（芯片選擇，遞增，增/減） 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 細(xì)型，TSOT-23-6 供應(yīng)商設(shè)備封裝:TSOT-23-6 包裝:帶卷 (TR) |
| ISL90840WIV2027 | 功能描述:IC XDCP QUAD 256T 50KOHM 20TSSOP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)字電位器 系列:XDCP™ 標(biāo)準(zhǔn)包裝:2,500 系列:XDCP™ 接片:256 電阻（歐姆）:100k 電路數(shù):1 溫度系數(shù):標(biāo)準(zhǔn)值 ±300 ppm/°C 存儲器類型:非易失 接口:I²C（設(shè)備位址） 電源電壓:2.7 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:14-TSSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:14-TSSOP 包裝:帶卷 (TR) |
| ISL90840WIV2027Z | 功能描述:IC POT DGTL QUAD 10K OHM 20TSSOP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)字電位器 系列:XDCP™ 標(biāo)準(zhǔn)包裝:2,500 系列:XDCP™ 接片:256 電阻（歐姆）:100k 電路數(shù):1 溫度系數(shù):標(biāo)準(zhǔn)值 ±300 ppm/°C 存儲器類型:非易失 接口:I²C（設(shè)備位址） 電源電壓:2.7 V ~ 5.5 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:14-TSSOP（0.173"，4.40mm 寬） 供應(yīng)商設(shè)備封裝:14-TSSOP 包裝:帶卷 (TR) |
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