Datasheet

CY8C21x34B
Document Number: 001-67345 Rev. *E Page 19 of 49
Electrical Specifications
This section presents the DC and AC electrical specifications of the CY8C21x34B PSoC device. For up-to-date electrical
specifications, visit the Cypress web site at http://www.cypress.com.
Specifications are valid for –40 C T
A
85 C and T
J
100 C as specified, except where noted.
Refer to Table 21 on page 26 for the electrical specifications for the IMO using SLIMO mode.
Absolute Maximum Ratings
Symbol Description Min Typ Max Units Notes
T
STG
Storage temperature –55 25 +100 °C Higher storage temperatures
reduce data retention time.
Recommended storage
temperature is +25 °C ± 25 °C.
Extended duration storage
temperatures above 65 °C
degrade reliability.
T
BAKETEMP
Bake temperature 125 See
package
label
°C
t
BAKETIME
Bake time See
package
label
72 Hours
T
A
Ambient temperature with power applied –40 +85 °C
V
DD
Supply voltage on V
DD
relative to V
SS
–0.5 +6.0 V
V
IO
DC input voltage V
SS
– 0.5 V
DD
+ 0.5 V
V
IOZ
DC voltage applied to tri-state V
SS
– 0.5 V
DD
+ 0.5 V
I
MIO
Maximum current into any port pin –25 +50 mA
ESD Electrostatic discharge voltage 2000 V Human body model ESD.
LU Latch-up current 200 mA
Figure 11. Voltage versus CPU Frequency
Figure 14. IMO Frequency Trim Options
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