ATA6621N 데이터 시트보기 (PDF) - Atmel Corporation
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ATA6621N Datasheet PDF : 28 Pages
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ATA6621N
5. Electrical Characteristics (Continued)
5V < VS < 18V, Tamb = –40°C to +125°C
No. Parameters
Test Conditions
Pin Symbol Min
Typ
Max
5 NRES Output Pin
5.1
High-level output voltage
VS ≥ 5.5V;
Inres = –1 mA
VNRESH
4.5
VS ≥ 5.5V;
5.2 Low-level output voltage Inres = +1 mA
Inres = +250 µA
VNRESL
5.3 Low-level output low
10 kΩ to VCC;
VCC = 0.8V
VNRESLL
5.4
Undervoltage reset time
VVS ≥ 5.5V
CNRES = 20 pF
treset
7
5.5
Reset debounce time for VVS ≥ 5.5V
falling edge
CNRES = 20 pF
tres_f
6 Voltage Regulator VCC Pin in Normal and Pre-normal Mode
0.2
0.14
0.3
13
3
6.1 Output voltage VCC
5.5V < VS < 18V
(0 mA to 50 mA)
VCCnor
4.9
5.1
6.2
Output voltage VCC at
low VS
3.3V < VS < 5.5V
6.3 Regulator drop voltage VS > 4.0V, IVCC = –20 mA
6.4 Regulator drop voltage VS > 4.0V, IVCC = –50 mA
6.5 Regulator drop voltage VS > 3.3V, IVCC = –15 mA
6.6 Output current
VS > 3V
6.7 Output current limitation VS > 0V
6.8 Load capacity
1Ω < ESR < 5Ω at 100 kHz
6.9
VCC undervoltage
threshold
Referred to VCC
VS > 5.5V
6.10
Hysteresis of
undervoltage threshold
Referred to VCC
VS > 5.5V
6.11
Ramp up time VS > 5.5V CVCC = 4.7 µF
to VCC > 4.9V
No load
VCClow
VVS
– VD
5.1
VD1
250
VD2
500
VD3
200
IVCC
–50
IVCCs
–200 –130
Cload
1.8
2.2
VthunN
4.4
4.8
Vhysthun
30
tVCC
300
7 Voltage Regulator VCC Pin in Silent Mode
7.1 Output voltage VCC
5.5V < VS < 18V
(0 mA to 50 mA)
VCCnor
4.65
5.35
7.2
Output voltage VCC at
low VS
3.3V < VS < 5.5V
VCClow
VVS
– VD
5.1
7.3 Regulator drop voltage VS > 3.3V, IVCC = –15 mA
VD
200
At VCC undervoltage
7.4
threshold the state
switches back to
Pre-normal mode
Referred to VCC
VS > 5.5
VthunS
3.9
4.4
7.5
Hysteresis of
undervoltage threshold
Referred to VCC
VS > 5.5V
Vhysthun
40
7.6 Output current limitation VS > 0V
IVCCs
–200 –130
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Unit Type*
V
A
V
A
V
A
V
A
ms
A
µs
A
V
A
V
A
mV
A
mV
A
mV
A
mA
A
mA
A
µF
D
V
A
mV
A
µs
A
V
A
V
A
mV
A
V
A
mV
D
mA
A
19
4887I–AUTO–09/09
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