LTC1694_15 Datasheet, PDF (4/8 Pages) Linear Technology – SMBus/IC Accelerator

LTC1694
BLOCK DIAGRA
V_CC
1
SMBus1
5
GND
2
100µA
175µA
1.925mA
SLEW RATE
DETECTOR
STANDBY
+
VOLTAGE
COMP
–
CHANNEL ONE
CONTROL
LOGIC
SMBus2
4
0.65V
V_REF
CHANNEL TWO
(DUPLICATE OF CHANNEL ONE)
1694 BD
TEST CIRCUITS
V_CC
5V ₁
5
V_CC SMBus1
C1
0.1µF
LTC1694
2
4
GND SMBus2
TEST RAMP VOLTAGE
–
LT1360
+
HP5082-2080
BSS284
V_R
1k
–10V
1694 f01a
BOOSTED PULL-UP
2.2mA (TYP)
I_PULL-UP
=
V_R
1kΩ
275µA
(TYP)
TEST RAMP
V_CC
VOLTAGE
0.5V/µs
V_THRES
0V
Figure 1
4
0µA
1694 F01b
1694fa