DS1227 Datasheet, PDF (19/20 Pages) Dallas Semiconductor – KickStarter Chip

DS1227
PARAMETER
SYMBOL
Line Regulation
+0.5V_CCO < +V_S < V_CCO
Oscillator Frequency
V_CCO
Oscillator Duty Cycle
OSCEXT ON Resistance
V_DCI Driver ON Resistance
(@ I_VDCI = 100 mA)
V_DCI Driver OFF Leakage Current
(t_A = 25^o C)
Catch Diode Forward Voltage
Output Low Voltage,
(OSCEXT, PWRON1)
I_OL = 1.6 mA
Output High Voltage
(OSCEXT, PWRON1)
I_OH = -80 µA
Input Low Current
(INT, ON2/OFF2,
ON3/OFF3, ON4, BOOST)
R_OSCEXT
R_VDCION
I_VDCIL
V_F
V_OL
V_OH
I_IL1
Input Low Current
I_IL2
(ON1, RXIN)
Output High Current
I_OH
(PWRON1)
Output Low Current (PWRON1)
RXIN Current
(V_RXIN - V_RXOUT < 500 mV)
INT/ACK Input
Transition Current
I_OL
I_RXIN
I_ACKT
INT/ACK Input Leakage Current
0.0 < V_IN < 0.1, or V_DCO
- 0.1 < V_IN < V_DCO
SENSE Resistance (V_CCO4 ON)
MODE4 Source
Current (MODE4 = 0
when ON4 goes from 1 to 0)
I_ACKL
I_M4ON
MODE4 Source
Current Shutoff Voltage
V_M4OFF
MODE4 Discharge Resistance
(Following current
source shutoff)
R_M4DIS
MODE4 Discharge
Resistance Shutoff Voltage
V_M4DIS
MIN
2.4
-1.0
-50
-400
2.0
10
10
TYP
MAX
UNITS NOTES
0.4
%
1
40
KHz
50
%
50
75
Ohms
6
14
Ohms
1
30
µA
1
1.0
V
0.45
V
V
1.0
µA
µA
6
µA
mA
mA
+ 2.0
mA
5
+ 200
µA
5
250
KOhms
45
100
µA
0.5V_DCO
2
KOhms
0.1V_DCO
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