DA6240.001
20 November 2006
ELECTRICAL CHARACTERISTICS
TA = -40°C to +85°C, typical values at TA = 27°C, VIN = 3.0 V, C1 = 100 nF, C2 = 100 nF, COUT = 100 nF, CIN = 100 nF, Cpiezo = 15 nF, digital
input DIN=4kHz; unless otherwise specified
Parameter
Output Voltage
Symbol
Conditions
Min
Typ
Max
Unit
VOUT
VOUT pin voltage towards ground
at VDD = 3 V
1x Mode (no load)
2x Mode (no load)
3x Mode (no load)
Charge Pump (no load):
1x Mode
3
6
9
V
Current Consumption
ICC
50
490
820
µA
mA
mA
2x Mode
3x Mode
Single ended application
(Cpiezo = 15nF; f=4kHz):
1x Mode
2x Mode
3x Mode
0.27
1.3
2.7
Differential application
(Cpiezo = 15 nF; f=4kHz):
1x Mode
2x Mode
3x Mode
0.88
3.5
7.6
4
Signal Frequency
Shutdown Current
FAUDIO
ISD
0.2
0.6
8
1
kHz
µA
DIN = 0V,
Internal Switching
FOSC
1
1.8
MHz
Frequency (Charge Pump)
VOUT Turn-ON Time
(From DIN signal HIGH to
90% VOUT steady state)
Shut Down delay
tON
1x Mode
2x Mode
3x Mode
10
60
120
20
µs
tOFF
ISC
Time before device shutdown after
DIN signal goes to LOW
From VIN pin
10
ms
Short Circuit Current Limit
Control Input Threshold
10
30
mA
VIH
VIL
IIH
EN1, EN2, DIN pins
1.6
V
V
0.55
7
1
Control Input Current
3.4
0
µA
µA
VDIN = 3V, (900kΩ pull down)
VDIN = 0V
VDIN = 3V
IIL
IIH
IIL
3.4
0
7
1
µA
µA
VEN1,EN2 = 3V, (900kΩ pull down)
VEN1,EN2 = 0V
VDIN = 0V
IIH
IIL
VEN1,EN2 = 3V
VEN1,EN2 = 0V
0
0
1
1
µA
µA
4 (10)
MAS [ MICRO ANALOG SYSTEMS ]
