Ata6264 [preliminary – Atmel ATA6264 User Manual
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4929B–AUTO–01/07
ATA6264 [Preliminary]
Error Amplifier
8.32
Output current at pin COMEVZO
sinking to low
COMEVZO
I
COMEVZO
0.4
3
mA
A
8.33
Output current at pin COMEVZO
driving to high
COMEVZO
I
COMEVZO
–1000
–150
µA
A
8.34 Input offset voltage
–10
+10
mV
D
8.35 DC open-loop gain
70
dB
D
8.36 Unity-gain bandwidth
2
MHz
D
8.37
Output voltage low on pin
COMEVZO
I
COMEVZO
= 100 µA
COMEVZO
V
COMEVZO
0
0.2
V
A
8.38
Output voltage high on pin
COMEVZO
I
COMEVZO
= –100 µA
COMEVZO
V
COMEVZO
VINT –
0.3V
VINT
V
A
GNDA/GNDB Disconnect
8.40 GNDA lost detection
V
GNDA
– V
GNDD
GNDA
V
GNDA
0.2
0.4
V
A
8.41 Delay for GNDA lost detection
GNDA
td
10
50
µs
A
8.42 GNDB lost detection
V
GNDB
– V
GNDD
GNDB
V
GNDB
0.2
0.4
V
A
Table 9-1.
Electrical Characteristics (Continued)– EVZ Step-up Regulator
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