APX823 Datasheet, PDF (4/12 Pages) Diodes Incorporated – PROCESSOR SUPERVISORY CIRCUITS

APX823/APX824/APX825A
PROCESSOR SUPERVISORY CIRCUITS
Recommended Operating Conditions
Symbol
V_CC
V_IN
V_IH
V_IL
Δt/ΔV
T_A
T_R
Supply Voltage
Input Voltage
Parameter
High-level Input Voltage at MR and WDI
Low-level Voltage
Input Transition Rise and Fall Rate at MR or WDI
Operating Ambient Temperature Range
V_CC Rising Time (V_CC = 0~VT)
Min
1.1
0
0.7 × V_CC
-
-
-40
-
Max
5.5
(V_CC+0.3)
-
0.3 × V_CC
100
85
100
Unit
V
V
V
V
ns/V
o_C
V/ uS
Electrical Characteristics
(Over recommended operating ambient temperature range, unless otherwise noted)
Symbol
Parameter
Test
Conditions
Min
High-level
V_OH Output
Voltage
APX823/APX824/APX825A
-29/26/23
APX823/APX824/APX825A
RESET _-40/31
APX823/APX824/APX825A
–46/44
APX824/APX825A
-29/26/23
RESET _{APX824/APX825A}
-46/44/40/31
V_CC= V_TH-+0.2V
I_OH=-20μA
V_CC= V_TH-+0.2V
I_OH=-30μA
V_CC= V_TH-+0.2V
I_OH=-120μA
V_CC > 1.8V,
I_OH = -100μA
V_CC > 1.8V,
I_OH = -150μA
0.8 ×V_CC
V_CC-1.5V
0.8 ×V_CC
APX824/APX825A
-29/26/23
V_CC= V_TH-+0.2V
I_OL=1mA
RESET APX824/APX825A -40/31
V_CC= V_TH-+0.2V
I_OL=1.2mA
-
Low-level
V_OL Output
Voltage
APX824/APX825A -46/44
APX823/APX824/APX825A
-29/26/23
V_CC= V_TH-+0.2V
I_OL=3mA
V_CC= V_TH--0.2V
I_OL=1mA
APX823/APX824/APX825A
RESET _-40/31
V_CC= V_TH--0.2V
I_OL=1.2mA
-
APX823/APX824/APX825A V_CC= V_TH--0.2V
-46/44
I_OL=3mA
V_RESET Power-up Reset Voltage (see Note 3)
V_CC > 1.1V,
I_OL=20μA
-
Typ.
-
-
-
-
-
-
Notes: 3. The lowest supply voltage at which RESET becomes active. T_R , VCC > 15μs/V.
Max Unit
-
V
-
V
-
V
0.4 V
0.4 V
0.4 V
APX823/APX824/APX825A Rev. 3
4 of 12
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FEBRUARY 2009
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