89C5121-SK1 Atmel, 89C5121-SK1 Datasheet - Page 15

• Manufacturer Part Number: 89C5121-SK1
• Description: KIT SMART CARD FOR AT89C5121
• Manufacturer: Atmel
• Type: Smart Cardr

Specifications of 89C5121-SK1

• Contents: Board
• For Use With/related Products: AT89C5121
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: T89C5121-SK1; T89C5121-SK1

Figure 9. Power-Up and Steady-state Conditions Monitored
4164G–SCR–07/06
DV
V
CC
CC
Reset
t
Power-up
rise
t
G
VPFDP
VPFDM
Such device when it is integrated in a microcontroller, forces the CPU in reset mode
when V
The thresholds and their functions are:
•
•
Glitch filtering prevents the system from RESET when short duration glitches are carried
on V
The electrical parameters V
section.
V
at the power-up. The circuit leaves the RESET mode.
V
value for the microcontroller. An internal RESET is set.
DD
PFDP
PFDM
DD
power supply.
: the output voltage of the regulator has reached a minimum functional value
: the output voltage of the regulator has reached a low threshold functional
reaches a voltage condition which is out of the specification.
Steady-state Condition
PFDP
, V
PFDM
, t
rise
, t
fall
, t
G
are specified in the DCparameters
Power-down
A/T8xC5121
t
fall
15