參數(shù)資料
型號(hào): X9418
元件分類(lèi): 數(shù)字電位計(jì)
英文描述: Dual 2-Wire EEPOT Nonvolatile Digital Potentiometer(2個(gè)EEPOT,IIC接口,直接寫(xiě)入/讀出滑動(dòng)端位置,低噪聲,非易失性數(shù)字電位器)
中文描述: 雙2線EEPOT非易失數(shù)字電位器(2個(gè)EEPOT,國(guó)際進(jìn)口接口,直接寫(xiě)入/讀出滑動(dòng)端位置,低噪聲,非易失性數(shù)字電位器)
文件頁(yè)數(shù): 13/20頁(yè)
文件大?。?/td> 139K
代理商: X9418
X9418
13
AC TIMING (over recommended operating conditions)
7028 FMT20
HIGH-VOLTAGE WRITE CYCLE TIMING
7028 FMT21
EEPOT TIMING
7028 FMT22
Notes:
(8) A device must internally provide a hold time of at least 300ns for the SDA signal in order to bridge the undefined region of the falling edge
of SCL.
Symbol
Parameter
Min.
Max.
400
Units
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
f
SCL
t
CYC
t
HIGH
t
LOW
t
SU:STA
t
HD:STA
t
SU:STO
t
SU:DAT
t
HD:DAT
t
R
t
F
t
AA
t
DH
T
I
Clock Frequency
Clock Cycle Time
Clock High Time
Clock Low Time
Start Setup Time
Start Hold Time
Stop Setup Time
SDA Data Input Setup Time
SDA Data Input Hold Time
SCL and SDA Rise Time
SCL and SDA Fall Time
SCL Low to SDA Data Output Valid Time
SDA Data Output Hold Time
Noise Suppression Time Constant at
SCL and SDA inputs
Bus Free Time (Prior to Any Transmission)
WP, A0, A1, A2 and A3 Setup Time
WP, A0, A1, A2 and A3 Hold Time
2500
600
1300
600
600
600
100
0
300
300
900
100
50
50
t
BUF
t
SU:WPA
t
HD:WPA
1300
0
0
ns
ns
ns
Symbol
Parameter
Typ.
Max.
Units
t
WR
High-voltage Write Cycle Time (Store Instructions)
5
10
ms
Symbol
Parameter
Min.
Max.
Units
t
WRPO
t
WRL
t
WRID
Wiper Response Time After The Third (Last) Power Supply Is Stable
Wiper Response Time After Instruction Issued (All Load Instructions)
Wiper Response Time From An Active SCL/SCK Edge (Increment/Decrement
Instruction)
10
10
10
μ
s
μ
s
μ
s
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