st52f513 STMicroelectronics, st52f513 Datasheet - Page 114

• Manufacturer Part Number: st52f513
• Description: 8-bit Microcontrollers
• Manufacturer: STMicroelectronics

ST52510xx ST52513xx
16.5 Clock and Timing Characteristics
Operating Conditions: V
design.
Table 16.8 General Timing Parameters
16.6 Power on reset
Table 16.9 Power on reset
1. Measured with V
2. Suggested V
114/136
t
Symbol
there is not hysteresis on POR.
INST
Symbol
t
V
WINT
f
t
V
INT
osc
DDslp
POR
Oscillator Frequency
Minimum External
Interrupt Pulse Width
Instruction time
Interrupt reaction time
Power on reset
V
DD
DD
Parameters
slope for correct working of the device. Not tested in production.
Slope
DD
Parameter
slope = 0.05 V/s. Internal Reset is released if V
2)
DD
=2.8 V to 5.5 V, TA=-40 to 85 C, unless otherwise specified. Values by
1)
TA=25 C
TA=25 C
Conditions
Test Condition
2.55
0.05
Min
DD
Min
12
1
2
4
goes above V
2.56
Typ
Typ.
20
8
1000
Max
2.70
Max
20
16
28
POR
. Notice that
clock
cycle
CPU
MHz
Unit
Unit
V/s
V