Electrical characteristics (continued) – Rainbow Electronics ATA6625 User Manual
Page 15
15
4957E–AUTO–10/07
ATA6623/ATA6625
5
NRES Open Drain Output Pin
5.1
Low level output voltage
V
S
≥
5.5V
I
NRES
= 1 mA
I
NRES
= 250 µA
NRES
V
NRESL
V
NRESL
0.2
0.14
V
V
A
A
5.2
Low level output low
10 k
Ω
to VCC
V
CC
= 0V
NRES
V
NRESLL
0.2
V
A
5.3
Undervoltage reset time
V
VS
≥
5.5V
C
NRES
= 20 pF
NRES
t
Reset
2
4
6
ms
A
5.4
Reset debounce time for
falling edge
V
VS
≥
5.5V
C
NRES
= 20 pF
NRES
t
res_f
1.5
10
µs
A
6
VCC Voltage Regulator ATA6623
6.1
Output voltage V
CC
4V < VS < 18V
(0 mA to 50 mA)
VCC
VCC
nor
3.234
3.366
V
A
6.2
Output voltage V
CC
at
low V
S
3V < VS < 4V
VCC
VCC
low
V
VS
–
V
Drop
3.366
V
A
6.3
Regulator drop voltage
VS > 3V, I
VCC
= –15 mA
VCC
V
Drop1
200
mV
A
6.4
Regulator drop voltage
VS > 3V, I
VCC
= –50 mA
VCC
V
Drop2
500
700
mV
A
6.5
Line regulation
maximum
4V < VS < 18V
VCC
VCC
line
1
%
A
6.6
Load regulation
maximum
5 mA < I
VCC
< 50 mA
VCC
VCC
load
0.5
2
%
A
6.7
Power supply ripple
rejection
10 Hz to 100 kHz
C
VCC
= 10 µF
VS = 14V, I
VCC
= –15 mA
50
dB
C
6.8
Output current limitation VS > 4V
VCC
I
VCCs
–200
–160
mA
A
6.9
Load capacity
1
Ω
< ESR < 5
Ω
@ 100 kHz
VCC
C
load
1.8
10
µF
D
6.10
VCC undervoltage
threshold
Referred to VCC
VS > 4V
VCC
V
thunN
2.8
3.2
V
A
6.11
Hysteresis of
undervoltage threshold
Referred to VCC
VS > 4V
VCC
Vhys
thun
150
mV
A
6.12
Ramp up time VS > 4V
to VCC = 3.3V
C
VCC
= 2.2 µF
I
load
= –5 mA at VCC
VCC
t
VCC
100
250
µs
A
7
VCC Voltage Regulator ATA6625
7.1
Output voltage V
CC
5.5V < VS < 18V
(0 mA to 50 mA)
VCC
VCC
nor
4.9
5.1
V
A
7.2
Output voltage V
CC
at
low V
S
4V < VS < 5.5V
VCC
VCC
low
V
VS
– V
D
5.1
V
A
7.3
Regulator drop voltage
VS > 4V, I
VCC
= –20 mA
VCC
V
D1
250
mV
A
7.4
Regulator drop voltage
VS > 4V, I
VCC
= –50 mA
VCC
V
D2
400
600
mV
A
7.5
Regulator drop voltage
VS > 3.3V, I
VCC
= –15 mA
VCC
V
D3
200
mV
A
7.6
Line regulation
maximum
5.5V < VS < 18V
VCC
VCC
line
1
%
A
8.
Electrical Characteristics (Continued)
5V < V
S
< 27V, –40°C < T
j
< 150°C; unless otherwise specified all values refer to GND pins.
No.
Parameters
Test Conditions
Pin
Symbol
Min.
Typ.
Max.
Unit
Type*
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter