CM1641
Table 1. PIN DESCRIPTIONS
PACKAGE / PINOUT DIAGRAMS
Pin
4 ? Channel, 8 ? Lead, UDFN ? 8 Package
Name Type Description
Top View
(Pins Down View)
Bottom View
(Pins Up View)
1
2
CH1
CH2
I/O
I/O
LV Low ? capacitance ESD Channel
LV Low ? capacitance ESD Channel
8 7 6 5
1 2 3 4
3
4
CH3
V CC
I/O
HV V DD
LV Low ? capacitance ESD Channel
HV ESD Channel
Pin 1
Marking
P41
DAP
5
GND
?
Ground
6
V N
?
Negative Voltage Supply Rail
1 2 3 4
8 7 6 5
7
8
DAP
V N
V N
GND
?
?
?
Negative Voltage Supply Rail
Negative Voltage Supply Rail
Die Attach Pad (Ground)
CM1641 ? 04D4
8 ? Lead UDFN Package
SPECIFICATIONS
Table 2. ABSOLUTE MAXIMUM RATINGS
Parameter
DC Voltage on Low ? Voltage Pins
DC Voltage on High ? Voltage Pins (V CC pin)
Storage Temperature Range
Rating
6.0
14.5
? 65 to +150
Units
V
V
° C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 3. STANDARD OPERATING CONDITIONS
Parameter
Operating Temperature Range
Table 4. ELECTRICAL OPERATING CHARACTERISTICS (Note 1)
Rating
–40 to +85
Units
° C
Symbol
V F
I LEAK
C IN
D C IN
I LEAK_HV
C IN_HV
V F_HV
V ESD
Parameter
LV Diode Reverse Voltage (Positive Voltage)
LV Diode Forward Voltage (Negative Voltage)
LV Channel Leakage Current
LV Channel Input Capacitance
LV Channel Input Capacitance Matching
HV Channel Leakage Current
HV Channel Input Capacitance
HV Diode Breakdown Voltage
Positive Voltage
ESD Protection
Peak Discharge Voltage at any channel
input, in system
Contact Discharge per
IEC 61000 ? 4 ? 2 Standard
Conditions
I F = 10 mA, T A = 25 ° C
I F = 10 mA, T A = 25 ° C
T A = ? 30 ° C to 65 ° C, V IN = 3.3 V
V N = 0 V
At 1 MHz, V N = 0 V, V IN = 1.65 V
At 1 MHz, V N = 0 V, V IN = 1.65 V
T A = 25 ° C, V CC = 11 V, V N = 0 V
At 1 MHz, V N = 0 V, V IN = 2.5 V
I F = 10 mA, T A = 25 ° C
T A = 25 ° C
Min
6.8
? 1.05
14.6
± 8 (Pin 1 ? 3)
± 15 (Pin 4)
Typ
8.2
? 0.90
1.2
0.02
0.1
53
Max
9.2
? 0.60
100
1.5
1.0
17.7
Units
V
nA
pF
pF
m A
pF
V
kV
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