CY8C20X37 CYPRESS [Cypress Semiconductor], CY8C20X37 Datasheet - Page 21

• Manufacturer Part Number: CY8C20X37
• Manufacturer: CYPRESS [Cypress Semiconductor]

AC Chip-Level Specifications
The following table lists guaranteed maximum and minimum specifications for the entire voltage and temperature ranges.
Table 23. AC Chip-Level Specifications
Document Number: 001-69257 Rev. *F
F
F
F
F
F
F
DC
DC
SR
t
t
t
Note
XRST
XRST2
JIT_IMO
28. The minimum required XRES pulse length is longer when programming the device (see
29. See the Cypress Jitter Specifications application note,
IMO24
IMO12
IMO6
CPU
32K1
32K_U
Symbol
POWER_UP
IMO
ILO
[29]
IMO frequency at 24 MHz Setting
IMO frequency at 12 MHz setting
IMO frequency at 6 MHz setting
CPU frequency
ILO frequency
ILO untrimmed frequency
Duty cycle of IMO
ILO duty cycle
Power supply slew rate
External reset pulse width at power-up
External reset pulse width after power-up
6 MHz IMO cycle-to-cycle jitter (RMS)
6 MHz IMO long term N cycle-to-cycle jitter
(RMS); N = 32
6 MHz IMO period jitter (RMS)
12 MHz IMO cycle-to-cycle jitter (RMS)
12 MHz IMO long term N cycle-to-cycle jitter
(RMS); N = 32
12 MHz IMO period jitter (RMS)
24 MHz IMO cycle-to-cycle jitter (RMS)
24 MHz IMO long term N cycle-to-cycle jitter
(RMS); N = 32
24 MHz IMO period jitter (RMS)
Description
Understanding Datasheet Jitter Specifications for Cypress Timing Products – AN5054
[28]
–
–
–
–
–
–
–
–
V
After supply voltage is valid
Applies after part has booted
–
–
–
–
–
–
–
–
–
DD
slew rate during power-up
Table 27 on page
Conditions
CY8C20x37/37S/47/47S/67/67S
23).
22.8
11.4
0.75
Min
5.7
15
13
40
40
10
––
–
1
–
–
–
–
–
–
–
–
Typ
6.0
0.7
4.3
0.7
0.5
2.3
0.4
1.0
1.4
0.6
24
12
32
32
50
50
–
–
–
–
for more information.
25.20
Max
25.2
12.6
29.3
250
6.3
6.7
3.3
5.2
5.6
2.6
8.7
6.0
4.0
50
82
60
60
Page 21 of 39
–
–
Units
V/ms
MHz
MHz
MHz
MHz
kHz
kHz
ms
s
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%