
LTC1096/LTC1096L
LTC1098/LTC1098L
12
10968fc
BLOCK DIAGRAM
LTC1096/LTC1096L
–
+
CSAMPLE
BIAS AND
SHUTDOWN CIRCUIT
SERIAL PORT
VCC (VCC/VREF)
CS
CLK
DOUT
IN+ (CH0)
IN– (CH1)
MICROPOWER
COMPARATOR
CAPACITIVE DAC
SAR
VREF
GND
PIN NAMES IN PARENTHESES
REFER TO THE LTC1098/LTC1098L
(DIN)
10968 BD
TEST CIRCUITS
On and Off Channel Leakage Current
Load Circuit for tdDO, tr and tf
DOUT
1.4V
3kΩ
100pF
TEST POINT
10968 TC02
5V
A
IOFF
ION
POLARITY
OFF
CHANNEL
ON CHANNEL
10968 TC01