參數(shù)資料
型號: X9418WP24
廠商: INTERSIL CORP
元件分類: 數(shù)字電位計
英文描述: SHIELDED NULL MODEM CBL DB25 MALE - DB25 MALE
中文描述: DUAL 10K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 64 POSITIONS, PDIP24
封裝: PLASTIC, MS-011AA, DIP-24
文件頁數(shù): 13/21頁
文件大小: 386K
代理商: X9418WP24
X9418
Characteristics subject to change without notice.
13 of 21
REV 1.1.5 7/23/02
www.xicor.com
AC TIMING
(over recommended operating conditions)
Symbol
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
t
BUF
t
SU:WPA
t
HD:WPA
Parameter
Min.
Max.
400
Unit
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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
30
300
300
900
50
50
1300
0
0
A.C. TEST CONDITIONS
EQUIVALENT A.C. LOAD CIRCUIT
Circuit #3 SPICE Macro Model
I
nput pulse levels
Input rise and fall times
Input and output timing level
V
CC
x 0.1 to V
CC
x 0.9
10ns
V
CC
x 0.5
5V
1533
100pF
SDA Output
10pF
R
H
R
TOTAL
C
H
25pF
C
W
C
L
10pF
R
W
R
L
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