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CY8C21634, CY8C21534
CY8C21434, CY8C21334, CY8C21234
Document Number: 38-12025 Rev. *O Page 18 of 45
Electrical Specifications
This section presents the DC and AC electrical specifications of the CY8C21x34 PSoC device. For up to date electrical specifications,
visit the web site http://www.cypress.com/psoc.
Specifications are valid for -40
o
C ≤ T
A
≤ 85
o
C and T
J
≤ 100
o
C as specified, except where noted.
Refer Table 25 on page 26 for the electrical specifications on the internal main oscillator (IMO) using SLIMO mode.
Table 11 lists the units of measure that are used in this section.
Table 11. Units of Measure
Symbol Unit of Measure Symbol Unit of Measure
o
C degree Celsius μW microwatts
dB decibels mA milli-ampere
fF femto farad ms milli-second
Hz hertz mV milli-volts
KB 1024 bytes nA nanoampere
Kbit 1024 bits ns nanosecond
kHz kilohertz nV nanovolts
kΩ kilohm W ohm
MHz megahertz pA picoampere
MΩ megaohm pF picofarad
μA microampere pp peak-to-peak
μF microfarad ppm parts per million
μH microhenry ps picosecond
μs microsecond sps samples per second
μV microvolts s sigma: one standard deviation
μVrms microvolts root-mean-square V volts
5.25
4.75
3.00
93 kHz 12 MHz 24 MHz
CPU Frequency
Vdd Voltage
5.25
4.75
3.00
93 kHz 12 MHz 24 MHz
IMO Frequency
Vdd Voltage
3.60
6 MHz
SLIMO Mode = 0
SLIMO
Mode=0
2.40
SLIMO
Mode=1
SLIMO
Mode=1
SLIMO
Mode=1
2.40
3 MHz
V
a
l
i
d
O
p
e
r
a
t
i
n
g
R
e
g
i
o
n
SLIMO
Mode=1
SLIMO
Mode=0
Figure 13. Voltage versus CPU Frequency Figure 14. IMO Frequency Trim Options
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