LTC4260 Linear Technology, LTC4260 Datasheet - Page 4

• Manufacturer Part Number: LTC4260
• Description: Positive High Voltage Hot Swap Controller
• Manufacturer: Linear Technology

LTC4260
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
SYMBOL
AC Parameters
t
t
t
ADC
I
V
V
I
V
I
V
V
I
I
f
t
t
t
t
t
t
t
t
C
Note 1: Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
4
PLH(GATE)
PHL(GATE)
PHL(SENSE)
2
ADR(IN)
SDAI,SCL(IN)
SDAO,ALERT(IN)
2
SCL(MAX)
BUF(MIN)
SU,STA(MIN)
HD,STA(MIN)
SU,STO(MIN)
SU,DAT(MIN)
HD,DATI(MIN)
HD,DATO(MIN)
SP(MAX)
ADR(H)
ADR(L)
SDAI,SCL(TH)
SDAO(OL)
ALERT(OL)
X
C Interface
C Interface Timing (Note 4)
PARAMETER
Input High (ON) to GATE High
Propagation Delay
Input High (OV, BD_PRST), Input Low
(ON, UV) to GATE Low Propagation Delay
(V
Resolution (No Missing Codes)
Integral Nonlinearity
Offset Error
1LSB Step Size
Full-Scale Voltage
Conversion Rate
ADR0 to ADR2 Input High Voltage
Threshold
ADR0 to ADR2 Input Low Voltage Threshold
ADR0 to ADR2 Input Current
SDAI, SCL Input Threshold
SDAI, SCL Input Current
SDAO Output Low Voltage
ALERT Output Low Voltage
SDAO, ALERT Input Current
Maximum SCL Clock Frequency
Minimum Bus Free Time Between
Stop/Start Condition
Minimum Repeated Start Condition
Set-Up Time
Minimum Hold Time After (Repeated) Start
Condition
Minimum Stop Condition Set-Up Time
Minimum Data Set-Up Time Input
Minimum Data Hold Time Input
Minimum Data Hold Time Output
Maximum Suppressed Spike Pulse Width
SCL, SDA Input Capacitance
DD
– SENSE) High to GATE Low
A
= 25°C. V
CONDITIONS
C
C
V
(Note 4)
V
SOURCE
ADIN
V
SOURCE
ADIN
V
SOURCE
ADIN
V
SOURCE
ADIN
ADR0 to ADR2 = 0V, 5.5V
SCL, SDAI = 5V
I
I
SDAO, ALERT = 5V
Operates with f
SDAI Tied to SDAO
SDAO
ALERT
GATE
GATE
DD
DD
DD
DD
DD
The
– SENSE = 200mV, C
– SENSE (Note 5)
– SENSE
– SENSE (Note 6)
– SENSE (Note 7)
= 5mA
= 1pF
= 1pF
= 5mA
●
DD
denotes the specifications which apply over the full operating
= 48V, unless otherwise noted.
SCL
Note 2: All currents into pins are positive, all voltages are referenced to
GND unless otherwise specified.
≤ f
SCL(MAX)
GATE
= 10nF
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
INTV
–1.25
–1.25
100.4
– 0.6
MIN
–1.5
74.9
2.51
0.25
–80
292
392
400
300
9.8
1.6
–2
–1
–1
50
8
CC
INTV
– 0.45
102.4
2.560
–100
TYP
76.8
0.45
0.12
300
400
140
500
110
0.5
0.4
0.5
0.2
0.2
1.8
0.2
0.2
10
10
30
30
30
1
0
0
5
CC
INTV
– 0.25
104.4
MAX
1.25
1.25
10.2
78.7
2.61
0.65
308
408
600
600
600
100
900
250
1.5
0.4
0.4
1.3
80
±1
±1
10
3
3
1
2
1
1
2
0
CC
UNITS
4260f
LSB
LSB
LSB
LSB
LSB
LSB
Bits
kHz
mV
mV
mV
µV
µA
µA
µA
µs
µs
µs
Hz
µs
ns
ns
ns
ns
ns
ns
ns
pF
V
V
V
V
V
V
V