isl22343 Intersil Corporation, isl22343 Datasheet - Page 7

• Manufacturer Part Number: isl22343
• Description: Quad Digitally Controlled Potentiometer Xdcp? , Low Noise, Low Power, I2c? Bus, 256 Taps
• Manufacturer: Intersil Corporation

Operating Specifications
SERIAL INTERFACE SPECS
Hysteresis
SYMBOL
(Note 18)
(Note 18)
(Note 18)
(Note 18)
(Note 18)
(Note 18)
(Note 18)
(Note 18)
t
t
t
t
t
t
HD:DAT
SU:STO
HD:STO
SU:STA
HD:STA
SU:DAT
t
t
Cpin
f
t
HIGH
V
LOW
V
BUF
t
V
SCL
t
t
AA
DH
t
t
sp
OL
R
IH
F
IL
A1, A0, SDA, and SCL
input buffer LOW voltage
A1, A0, SDA, and SCL
input buffer HIGH voltage
SDA and SCL input buffer
hysteresis
SDA output buffer LOW
voltage, sinking 4mA
A1, A0, SDA, and SCL pin
capacitance
SCL frequency
Pulse width suppression
time at SDA and SCL
inputs
SCL falling edge to SDA
output data valid
Time the bus must be free
before the start of a new
transmission
Clock LOW time
Clock HIGH time
START condition setup
time
START condition hold
time
Input data setup time
Input data hold time
STOP condition setup
time
STOP condition hold time
for read, or volatile only
write
Output data hold time
SDA and SCL rise time
SDA and SCL fall time
PARAMETER
7
Over the recommended operating conditions unless otherwise specified. (Continued)
Any pulse narrower than the max spec is suppressed
SCL falling edge crossing 30% of V
30% to 70% of V
SDA crossing 70% of V
SDA crossing 70% of V
condition
Measured at the 30% of V
Measured at the 70% of V
SCL rising edge to SDA falling edge; both crossing 70%
of V
From SDA falling edge crossing 30% of V
falling edge crossing 70% of V
From SDA exiting the 30% to 70% of V
rising edge crossing 30% of V
From SCL rising edge crossing 70% of V
entering the 30% to 70% of V
From SCL rising edge crossing 70% of V
edge crossing 30% of V
From SDA rising edge to SCL falling edge; both crossing
70% of V
From SCL falling edge crossing 30% of V
enters the 30% to 70% of V
From 30% to 70% of V
From 70% to 30% of V
CC
CC
CC
TEST CONDITIONS
window
CC
CC
CC
CC
ISL22343
CC
CC
CC
during a STOP condition, to
during the following START
CC
CC
crossing
crossing
CC
CC
window
window
CC
, until SDA exits the
CC
CC
CC
window, to SCL
CC
CC
, to SDA rising
, until SDA
to SDA
to SCL
0.05*V
0.7*V
0.1 * Cb
0.1 * Cb
1300
1300
1300
MIN
20 +
20 +
600
600
600
100
600
0
0
0
CC
CC
(NOTE 4)
TYP
0.3*V
MAX
400
900
250
250
0.4
10
50
CC
May 31, 2007
UNIT
FN6423.0
kHz
pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
V
V
V
V