X9252 Xicor, X9252 Datasheet - Page 6

• Manufacturer Part Number: X9252
• Description: Quad Digitally-Controlled (XDCP) potentiometer
• Manufacturer: Xicor

2-WIRE INTERFACE TIMING(S)
SDA vs. SCL Timing
WP, A0, A1, and A2 Pin Timing
REV 1.4.1 7/29/03
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
SCL
HIGH
LOW
SU:STA
HD:STA
SU:STO
SU:DAT
HD:DAT
R
F
AA
DH
IN
BUF
SU:WPA
HD:WPA
Symbol
(5)
(5)
(5)
(Output Timing)
(Input Timing)
WP, A0, A1, or A2
(5)
(5)
(5)
(5)
SDA
SCL
SDA
SDA IN
Clock Frequency
Clock High Time
Clock Low Time
Start Condition Setup Time
Start Condition Hold Time
Stop Condition 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
Pulse Width Suppression Time at SCL and SDA inputs
Bus Free Time (Prior to Any Transmission)
A0, A1, A2 and WP Setup Time
t
SU:STA
A0, A1, A2 and WP Hold Time
SCL
START
t
HD:STA
t
F
t
t
SU:WP
SU:DAT
Parameter
Clk 1
t
HIGH
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t
LOW
t
HD:DAT
t
HD:WP
t
R
t
AA
STOP
1300
1200
Min.
t
600
600
600
600
100
600
600
DH
30
0
Max.
t
400
300
300
0.9
BUF
50
t
SU:STO
X9252
Units
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
ns
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