71M6403 Datasheet, PDF (69/75 Pages) Teridian Semiconductor Corporation – Electronic Trip Unit

71M6403
Electronic Trip Unit
SEPTEMBER 2006
LCD BOOST
PARAMETER
VDRV Frequency
VDRV Sink Current
VDRV Source Current
VLCD Target Voltage
VLCD Input Current
CONDITION
Vol=1.5V
Voh=1.5V
VLCD=5.0V, LCD_FS=1F,
LCD_MODE=0,1,2,3
LCD_BSTEN=1
MIN
TYP
MAX
CK / 1200
1.6
3.0
1.2
2.6
4.5
5.7
UNIT
Hz
mA
mA
V
450
µA
LCD DRIVERS
Applies to all COM and SEG pins. Unless otherwise stated, VLCD=5.0V, LCD_FS=1F
PARAMETER
CONDITION
MIN
TYP
MAX UNIT
VLC0 Max Voltage (LCD_FS =1F)
With respect to VLCD
-0.2
0
V
VLC0 Min Voltage (LCD_FS =00)
With respect to VLCD*0.7
-0.2
0.2
V
VLC1 Voltage,
1/3 bias
½ bias
VLC0 Voltage,
1/3 bias
½ bias
With respect to 2*VLCD/3
-10
With respect to VLCD/2
-10
With respect to VLCD/3
-15
With respect to VLCD/2
-10
+10
%
+10
%
+15
%
+10
%
Output Impedance
∆ILOAD=10µA
30
kΩ
RESETZ
PARAMETER
Reset pulse width
Reset pulse fall time
CONDITION
MIN
TYP
MAX UNIT
5
µs
1
µs
COMPARATORS
PARAMETER
Offset Voltage
V2-VBIAS
INEUTRAL-VBIAS
Hysteresis Current
V2
INEUTRAL
Response Time
V2
INEUTRAL
CONDITION
Vin = VBIAS - 100mV
+100mV overdrive
MIN
TYP
MAX UNIT
-20
15
mV
-20
15
mV
0.8
1.2
µA
0.8
1.2
µA
0.5
50
µs
0.5
50
µs
Page: 69 of 75
© 2006 TERIDIAN Semiconductor Corporation
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