CAT1021, CAT1022, CAT1023
RESET CIRCUIT AC CHARACTERISTICS
Symbol
t
PURST
t
RDP
t
GLITCH
MR Glitch
t
MRW
t
MRD
t
WD
Parameter
Power-Up Reset Timeout
V
TH
to RESET output Delay
V
CC
Glitch Reject Pulse Width
Manual Reset Glitch Immunity
MR Pulse Width
MR Input to RESET Output Delay
Watchdog Timeout
Test Conditions
Note 2
Note 3
Note 4, 5
Note 1
Note 1
Note 1
Note 1
1.0
1.6
5
1
2.1
Min
130
Typ
200
Max
270
5
30
100
Units
ms
µs
ns
ns
µs
µs
sec
POWER-UP TIMING
(5), (6)
Symbol
t
PUR
t
PUW
Parameter
Power-Up to Read Operation
Power-Up to Write Operation
Test Conditions
Min
Typ
Max
270
270
Units
ms
ms
AC TEST CONDITIONS
Parameter
Input Pulse Voltages
Input Rise and Fall times
Input Reference Voltages
Output Reference Voltages
Output Load
RELIABILITY CHARACTERISTICS
Symbol
N
END
(5)
Test Conditions
0.2V
CC
to 0.8V
CC
10ns
0.3V
CC
, 0.7V
CC
0.5V
CC
Current Source: I
OL
= 3mA; C
L
= 100pF
Parameter
Endurance
Data Retention
ESD Susceptibility
Latch-Up
Reference Test Method
MIL-STD-883, Test Method 1033
MIL-STD-883, Test Method 1008
MIL-STD-883, Test Method 3015
JEDEC Standard 17
Min
1,000,000
100
2000
100
Max
Units
Cycles/Byte
Years
Volts
mA
T
DR(5)
V
ZAP(5)
I
LTH(5)(7)
Notes:
(1) Test Conditions according to “AC Test Conditions” table.
(2) Power-up, Input Reference Voltage V
CC
= V
TH
, Reset Output Reference Voltage and Load according to “AC Test Conditions” Table
(3) Power-Down, Input Reference Voltage V
CC
= V
TH
, Reset Output Reference Voltage and Load according to “AC Test Conditions” Table
(4) V
CC
Glitch Reference Voltage = V
THmin
; Based on characterization data
(5) This parameter is characterized initially and after a design or process change that affects the parameter. Not 100% tested.
(6) t
PUR
and t
PUW
are the delays required from the time V
CC
is stable until the specified memory operation can be initiated.
(7) Latch-up protection is provided for stresses up to 100mA on input and output pins from -1V to V
CC
+ 1V.
Doc. No. MD-3009 Rev. M
6
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
CATALYST [ CATALYST SEMICONDUCTOR ]
