CY8CMBR2044_12 CYPRESS [Cypress Semiconductor], CY8CMBR2044_12 Datasheet - Page 21

• Manufacturer Part Number: CY8CMBR2044_12
• Manufacturer: CYPRESS [Cypress Semiconductor]

AC Electrical Specifications
AC Chip-Level Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
AC General Purpose I/O Specifications
CapSense Specifications
Document Number: 001-57451 Rev. *E
TRise1
TRise2
TRise3
TRise2
TRise4
TFall2
C
C
C
C
Rs
SR
Parameter
Parameter
Parameter
P
F
PIN
MOD
POWER_UP
T
T
XRST2
XRST
Rise time on GPO0 and GPO1,
Cload = 50 pF
Rise time on GPO2 and GPO3,
Cload = 50 pF
Rise time on GPO0 and GPO1,
Cload = 50 pF
Rise time on GPO2 and GPO3,
Cload = 50 pF
Fall time, Cload=50 pF all GPO outputs
Fall time, Cload=50 pF all GPO outputs
Parasitic capacitance
Finger capacitance
Capacitive load on pins as input
External modulator capacitor
Series resistor between pin and the
sensor
Power supply slew rate
External reset pulse width at power up
External reset pulse width after
power-up
Description
Description
Description
0.25
Min
5.0
0.5
Min
Min
10
–
2
15
10
15
10
10
10
–
1
Typ
560
1.7
2.2
Max
Typ
250
–
–
–
–
–
–
–
–
–
–
(C
(C
V/ms
Unit
P
P
ms
µs
+C
+C
Max
616
Max
2.4
70
80
50
80
80
50
7
F
F
)<40
)<40
V
After supply voltage is valid
Applies after part has booted
DD
slew rate during power up
Unit
Unit
pF
pF
pF
nF

ns
ns
ns
ns
ns
ns
V
V
V
V
V
V
C
by the pin when no finger is
present. C
C
the vias and C
C
the finger touch
Mandatory for CapSense to
work
Reduces the RF noise
DD
DD
DD
DD
DD
DD
P
TRACE
F
is the total capacitance seen
is the capacitance added by
= 3.0 to 3.6 V, 10% – 90%
= 3.0 to 3.6 V, 10% – 90%
= 1.71 to 3.0V, 10% – 90%
= 1.71 to 3.0 V, 10% – 90%
= 3.0 to 3.6 V, 90% – 10%
= 1.71 to 3.0 V, 90% – 10%
Notes
CY8CMBR2044
, and Capacitance of
P
is sum of C
Notes
Notes
PIN
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