cat825ztdi-g Catalyst Semiconductor, cat825ztdi-g Datasheet - Page 4
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cat825ztdi-g
Manufacturer Part Number
cat825ztdi-g
Description
System Supervisory Voltage Reset With Watchdog And Manual Reset
Manufacturer
Catalyst Semiconductor
Datasheet
1.CAT825ZTDI-G.pdf
(14 pages)
CAT823, CAT824, CAT825
ELECTRICAL OPERATING CHARACTERISTICS
DC Characteristics: V
-40ºC ≤ T
V
Notes:
(1) Over-temperature limits are guaranteed by design and not production tested.
(2) The RESET short-circuit current is the maximum pull-up current when reset is driven low by a bidirectional output.
Doc. No. MD-3027 Rev. A
CC
Symbol Parameter
I
SOURCE
V
= 3.3V for the T/S versions; V
V
V
V
V
I
t
t
CC
RST
RD
RP
OH
OH
OL
OL
A
Supply Current
Reset Threshold
Reset Threshold
Tempco
Reset Threshold
Hysteresis
V
Reset Active
Timeout Period
¯¯¯¯¯¯ Output High
RESET
Voltage
¯¯¯¯¯¯ Output Low
RESET
Voltage
¯¯¯¯¯¯ Output
RESET
Short-Circuit Current CAT82_L/M, Reset = 0V, V
Reset Output
Voltage
≤ +85ºC unless otherwise noted. Typical Values at T
CC
to Reset Delay
CC
= 3.0V to 5.5V for L/M versions; V
(2)
CC
CAT823 (L/M Versions)
CAT824 (L/M Versions)
CAT823 (R/S/T/Y/Z Versions)
CAT824 (R/S/T/Y/Z Versions)
CAT825 (L/M Versions)
CAT825 (R/S/T/Y/Z Versions)
CAT82_L at -40ºC ≤ T
CAT82_M at -40ºC ≤ T
CAT82_T at -40ºC ≤ T
CAT82_S at -40ºC ≤ T
CAT82_R at -40ºC ≤ T
CAT82_Z at -40ºC ≤ T
CAT82_Y at -40ºC ≤ T
CAT82_L/M
CAT82_R/S/T/Y/Z
V
CAT82_L/M, V
I
CAT82_T/S/R/Z/Y, V
I
CAT82_L/M, V
I
CAT82_T/S/R/Z/Y, V
I
T
V
T
V
CAT82_L/M, Reset = 0V, V
V
CAT824L/M & CAT825L/M,
V
CAT824R/S/T/Y/Z & CAT825R/S/T/Y/Z,
V
SOURCE
SOURCE
SINK
SINK
A
A
CC
CC
CC
CC
CC
CC
= 3.0V for the R version; and V
= 0ºC to +70ºC, V
= T
= V
falling, I
falling, I
> 1.8V, I
= V
= V
= 3.2mA
= 1.2mA
MIN
= -120µA
= -30µA
TH
RST max
RST max
to T
to (V
SINK
SINK
SOURCE
MAX
, I
, I
Conditions
CC
CC
TH
SINK
SINK
= 50µA
= 100µA
, V
= V
= V
- 100mV)
CC
= -150µA
= 3.2mA
= 1.2mA
CC
RST max
CC
RST min
CC
4
= 1.2V,
A
A
A
A
A
A
A
= 1V,
= V
= V
≤ +85ºC
≤ +85ºC
≤ +85ºC
≤ +85ºC
≤ +85ºC
≤ +85ºC
≤ +85ºC
,
,
RST max
RST min
CC
CC
= 5.5V
= 3.6V
CC
CC
,
,
= 2.0V to 3.6V for the R/S/T/Y/Z version,
A
= 2.5V for the Y/Z versions.
= 25ºC and V
V
0.8 x V
0.8 x V
CC
4.50
4.25
3.00
2.85
2.55
2.25
2.13
Min
140
- 1.5V
CC
CC
Characteristics subject to change without notice
CC
= 5V for L/M versions;
4.63
4.38
3.08
2.93
2.63
2.32
2.19
Typ
200
40
10
20
6
4
3
2
5
© Catalyst Semiconductor, Inc.
(1)
Max
4.75
4.50
3.15
3.00
2.70
2.38
2.25
400
0.4
0.3
0.3
0.3
1.5
0.8
0.4
0.3
17
12
8
6
ppm/ºC
Units
mV
mV
mA
µA
ms
µA
µA
µA
µs
V
V
V
V
V
V
V
V
V