m51945a Renesas Electronics Corporation., m51945a Datasheet - Page 3

• Manufacturer Part Number: m51945a
• Description: Voltage Detecting, System Resetting Ic Series
• Manufacturer: Renesas Electronics Corporation.

M51945A,B/M51946A,B
Absolute Maximum Ratings
Supply voltage
Output sink current
Output voltage
Power dissipation
Thermal derating
Operating temperature
Storage temperature
Input voltage range
Electrical Characteristics
• “L” reset type M51945A, M51945B
• “H” reset type M51946A, M51946B
Detecting voltage
Hysteresis voltage
Detecting voltage
temperature coefficient
Supply voltage range
Input voltage range
Input current
Circuit current
Output saturation
voltage
Threshold operating
voltage
Output leakage
current
Output load current
Output high voltage
Propagation delay time
REJ03D0774-0300 Rev.3.00 Sep 18, 2007
Page 3 of 10
Item
Item
V
∆V
V
V
Vin
I
I
Vsat
V
I
I
V
t
t
Symbol
IN
CC
OH
OC
PHL
PLH
S
S
CC
OPL
OH
/∆T
S
V
Isink
V
Pd
Kθ
Topr
Tstg
V
Symbol
CC
O
IN
V
CC
1.20
–0.3
–0.3
Min
–40
—
—
—
—
—
—
—
—
—
—
—
9
2
–0.2
–40 to +125
–0.3 to V
–30 to +85
–0.3 to +7
Ratings
V
450
400
300
4.5
4.4
V
18
18
6
3
CC
CC
1.25
0.01
0.67
0.55
Typ
100
310
280
–25
0.2
0.2
15
—
—
—
—
–0.06
4
2
CC
Max
1.30
500
470
420
–17
V
0.4
0.4
0.8
0.7
23
17
30
mW/°C
—
—
—
—
7
CC
Unit
mW
mA
°C
°C
V
V
V
%/°C
Unit
mV
nA
µA
nA
µA
µs
V
V
V
V
V
V
Type A (output with constant current load)
Type B (open collector output)
5-pin SIP
8-pin SOP (PRSP0008DE-C): recommend
8-pin SOP (PRSP0008DA-A): not recommend
Refer to the
thermal derating
curve.
V
V
CC
CC
V
V
V
Type A
Type B
L reset type, V
H reset type, V
L reset type minimum supply
voltage for IC operation
Type B
Type A
Type A
Response time when V
Response time when V
≤ 7 V
> 7 V
CC
CC
IN
= 1.25V
≤ 7V
> 7V
, V
, V
, V
CC
CC
CC
= 5V
= 5V
= 5V, V
CC
CC
= 5V, V
= 5V, V
(Ta = 25°C, unless otherwise noted)
(Ta = 25°C, unless otherwise noted)
5-pin SIP
8-pin SOP (PRSP0008DE-C)
: recommend
8-pin SOP (PRSP0008DA-A)
: not recommend
O
Test Conditions
Conditions
= 1/2 × V
CC
CC
IN
IN
changes H → L
changes L → H
< 1.2V, Isink = 4mA
> 1.35V, Isink = 4mA
CC
R
R
L
L
= 2.2kΩ, Vsat ≤ 0.4V
= 100kΩ, Vsat ≤ 0.4V