參數(shù)資料
型號(hào): X9317WV8I
廠商: INTERSIL CORP
元件分類: 數(shù)字電位計(jì)
英文描述: Low Noise, Low Power, 100 Taps
中文描述: 10K DIGITAL POTENTIOMETER, INCREMENT/DECREMENT CONTROL INTERFACE, 100 POSITIONS, PDSO8
封裝: PLASTIC, TSSOP-8
文件頁(yè)數(shù): 8/15頁(yè)
文件大小: 333K
代理商: X9317WV8I
8
FN8183.1
September 9, 2005
Power Up and Down Requirements
The recommended power up sequence is to apply V
CC
/V
SS
first, then the potentiometer voltages. During power-up, the
data sheet parameters for the DCP do not fully apply until 1
millisecond after V
CC
reaches its final value. The V
CC
ramp
spec is always in effect. In order to prevent unwanted tap
position changes, or an inadvertent store, bring the CS and
INC high before or concurrently with the V
CC
pin on
powerup.
AC Timing
Typical Performance Characteristics
t
CYC
INC cycle time
2
μs
t
R
, t
F
(Note 5)
INC input rise and fall time
500
μs
t
PU
(Note 5) Power up to wiper stable
5
μs
t
R
V
CC
(Note 5)
VCC power-up rate
0.2
50
V/ms
t
WR
Store Cycle
5
10
ms
AC Electrical Specifications
V
CC
= 5V ±10%, T
A
= Full Operating Temperature Range unless otherwise stated
(Continued)
SYMBOL
PARAMETER
MIN
TYP (Note 4)
MAX
UNIT
CS
INC
U/D
R
W
t
CI
t
IL
t
IH
t
CYC
t
ID
t
DI
t
IW
MI
(3)
t
IC
t
CPHS
t
F
t
R
10%
90%
90%
t
CPHNS
-55
-350
-300
-250
-200
-150
-100
-50
0
-45-35 -25 -15 -5
5 15 25 35
TEMPERATURE (°C)
P
45 55 65 75 85 95105115125
FIGURE 1. TYPICAL TOTAL RESISTANCE TEMPERATURE
COEFFICIENT
X9317
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