mb3793-27apnf Fujitsu Microelectronics, Inc., mb3793-27apnf Datasheet - Page 6

• Manufacturer Part Number: mb3793-27apnf
• Description: Power-voltage Monitoring Ic With Watchdog Timer
• Manufacturer: Fujitsu Microelectronics, Inc.

6
MB3793
1. DC Characteristics
*: The values enclosed in parentheses ( ) are setting assurance values.
2. AC Characteristics
*1:The voltage range is 10% to 90% at testing the reset output transition time.
*2:The values enclosed in parentheses ( ) are setting assurance values.
Power supply current
Detection voltage
Detection voltage hysteresis
difference
Clock-input threshold voltage
Clock-input hysteresis
Inhibition-input voltage
Input current
(CK1, CK2, INH)
Reset output voltage
Reset-output minimum
power voltage
Power-on reset hold time
V
V
Watchdog timer monitor time
Watchdog timer reset time
Clock input pulse width
Clock input pulse cycle
Reset (RESET) output transition
time
CC
CC
ELECTRICAL CHARACTERISTICS
input pulse width
delay time
Parameter
Parameter
-27A
Symbol
V
V
V
V
V
V
I
V
V
V
V
V
CC1
SHYS
CHTS
I
I
CCL
CIH
CIL
IH
SH
IL
OH
OL
SL
IIH
IIL
Falling
Rising
After exit from reset
V
CK rising
CK falling
V
V
I
I
I
V
RESET
RESET
RESET
V
SH
CK
CK
CC
CC
– V
= 5 V
= 0 V
falling
rising
Symbol
= –5 mA
= +5 mA
= +50 A
t
SL
t
t
t
t
t
t
t
CKW
CKT
t
WD
WR
r
PR
PD
f
PI
*
*
1
1
Conditions
Ta = +25 C
Ta = –40 C to +85 C (2.59)*
Ta = +25 C
Ta = –40 C to +85 C (2.65)*
C
C
C
C
C
C
C
C
—
—
—
TP
TP
TP
TW
TP
TP
L
L
Conditions
= 50 pF
= 50 pF
= 0.1 F
= 0.1 F
= 0.1 F
= 0.1 F
= 0.1 F
= 0.01 F,
—
—
(8)*
Min
500
30
20
—
—
—
8
2
(0.7)*
(0.1)*
2.63
2.69
–1.0
Min
0.5
2.2
2.8
35
2
—
—
—
—
—
(V
(V
Value
Typ
5.5
75
16
—
—
—
—
—
CC
CC
Value
2
2.70
2.70
2.76
2.76
3.10
0.12
Typ
1.3
1.0
0.3
0.8
31
65
—
= +3.3 V, Ta = +25 C)
0
0
0
= +3.3 V, Ta = +25 C)
(10)*
Max
120
500
500
(2.81)*
(2.87)*
24
—
—
—
(1.5)*
(0.6)*
9
Max
2.77
2.87
1.9
0.8
1.0
0.4
1.2
55
95
—
—
—
2
Unit
ms
ms
ms
ns
ns
ns
Unit
mV
s
s
s
V
V
V
V
V
V
V
V
V
A
A
A