LTC1694 LINER [Linear Technology], LTC1694 Datasheet - Page 3

• Manufacturer Part Number: LTC1694
• Description: SMBus/I2C Accelerator
• Manufacturer: LINER [Linear Technology]

PI FU CTIO S
TYPICAL PERFOR A CE CHARACTERISTICS
V
to 6V and requires a 0.1 F bypass capacitor to GND.
GND (Pin 2): Ground.
NC (Pin 3): No Connection.
CC
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.55
0.50
0.45
0.40
350
325
300
275
250
225
200
175
150
125
100
U
(Pin 1): Power Supply Input. V
–50
–50
Pull-Up Current at SMBus = 0V
Input Threshold Voltage
V
CC
–25
–25
= 5V
U
V
V
V
CC
CC
CC
= 2.7V
0
0
= 6V
= 5V
TEMPERATURE ( C)
TEMPERATURE ( C)
V
V
CC
CC
25
= 2.7V
25
= 6V
U
50
50
75
75
W
100
100
1694 G01
1694 G04
U
125
125
CC
can range from 2.7V
3.50
3.25
3.00
2.75
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.50
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
–50
–50
Boosted Pull-Up Current
Slew Rate Detector Threshold
–25
–25
V
V
V
V
CC
CC
CC
CC
= 2.7V
= 5V
= 6V
= 5V
0
0
TEMPERATURE ( C)
TEMPERATURE ( C)
25
25
V
V
CC
CC
SMBus2 (Pin 4): Active pull-up for SMBus.
SMBus1 (Pin 5): Active pull-up for SMBus.
50
50
= 6V
= 2.7V
75
75
100
100
1694 G02
1694 G05
125
125
100
3.5
3.0
2.5
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
0
–50
0
Boosted Pull-Up Current vs
SMBus Voltage
Standby Mode Supply Current
–25
1
V
CC
= 5V
2
0
SMBus VOLTAGE (V)
TEMPERATURE ( C)
V
V
CC
CC
V
25
3
= 6V
CC
= 2.7V
V
V
CC
= 5V
CC
LTC1694
50
4
= 2.7V
= 6V
75
5
100
6
LT1694 G03
1694 G06
3
125
7