CYRF89435 Datasheet, PDF (13/40 Pages) Cypress Semiconductor – PRoC™ - CapSense®

CYRF89435
DC Chip-Level Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 4. DC Chip-Level Specifications
Symbol
V_IN[5, ^{6, 7, 8]}
Description
Supply voltage
Conditions
Min
Refer the table DC POR and LVD
1.9
Specifications on page 18
I_DD24
Supply current, IMO = 24 MHz Conditions are V_IN  3.0 V,
–
T_A = 25 °C, CPU = 24 MHz.
CapSense running at 12 MHz,
no I/O sourcing current
I_DD12
Supply current, IMO = 12 MHz Conditions are V_IN  3.0 V,
–
T_A = 25 °C, CPU = 12 MHz.
CapSense running at 12 MHz,
no I/O sourcing current
I_DD6
Supply current, IMO = 6 MHz Conditions are V_IN  3.0 V,
–
T_A = 25 °C, CPU = 6 MHz.
CapSense running at 6 MHz,
no I/O sourcing current
I_DDAVG10
Average supply current per
sensor
One sensor scanned at 10 ms rate
–
I_DDAVG100
Average supply current per
One sensor scanned
–
sensor
at 100 ms rate
I_DDAVG500
Average supply current per
One sensor scanned
–
sensor
at 500 ms rate
I_SB0
Deep sleep current
V_IN  3.0 V, T_A = 25 °C,
–
I/O regulator turned off
I_SB1
I_SBI2C
Standby current with POR, LVD V_IN  3.0 V, T_A = 25 °C,
–
and sleep timer
I/O regulator turned off
Standby current with I²C enabled Conditions are V_IN = 3.3 V,
–
T_A = 25 °C and CPU = 24 MHz
Typ
–
2.88
1.71
1.16
250
25
7
0.10
1.07
1.64
Max
3.6
4.00
2.60
1.80
–
–
–
1.05
1.50
–
Units
V
mA
mA
mA
A
A
A
A
A
A
Notes
5.
If powering down in standby sleep mode, to properly
Bring the device out of sleep before powering down.
detect
and
recover
from
a
V_IN
brown
out
condition
any
of
the
following
actions
must
be
taken:
Assure
Set the
tNhoatBVu_{INzzfabliltsinbethloewO1S0C0_mCVR0berfeogriestpeor} wtoerkienegpbtahcek
up.
voltage
monitoring
circuit
powered
during
sleep.
Increase the buzz rate to assure that the falling edge
For the referenced registers, refer to the CY8C20X36
T^oe^f c^Vh^INniⁱc^sa^cl ^aR^pe^tf^ue^rr^ee^dn^.c^Te^hM^ea^ran^tu^eaⁱl^s. Icnodnefiegpurseledetphrmouogdhe,thaeddPitSioSnDaCl lobwitspoinwtehrevSoLltaPg_eCmFGonrietogriisntgerc. ircuitry
brown out conditions to be detected for edge rates slower than 1V/ms.
allows
V_IN
6. Always greater than 50 mV above V_PPOR1 voltage for falling supply.
7. Always greater than 50 mV above V_PPOR2 voltage for falling supply.
8. Always greater than 50 mV above V_PPOR3 voltage for falling supply.
Document Number: 001-76581 Rev. *D
Page 13 of 40