MAX769 データシートの表示（PDF） - Maxim Integrated
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MAX769 Datasheet PDF : 16 Pages
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2 or 3-Cell, Step-Up/Down,
Two-Way Pager System IC
ELECTRICAL CHARACTERISTICS (continued)
(OUT = 3.0V, BATT = 3.6V, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
CONDITIONS
MIN TYP MAX
LINEAR REGULATORS
REG1 PMOS On-Resistance
REG1 Supply Rejection (Note 16)
REG1 Clamp Voltage
REG2 Voltage Drop
REG2 Load Regulation
OUT = 3.0V, IREG1 = 65mA
f = 268.8kHz, CREG1 = 10µF ceramic
IOUT = 1mA, OUT = 4.9V
TA = +25°C
TA = -40°C to +85°C
IREG2 = 0 to 24mA, OUT = 3.0V, ROFS = 15kΩ
IREG2 = 0.1mA to 24mA
1.5
3.1
15
25
3.2
3.3
3.4
3.15
3.45
120
155
190
9
REG2 Supply Rejection
(Note 16)
f = 268.8kHz, CREG1 = 10µF, ceramic, ROFS = 15kΩ,
COFS = 0.1µF, IREG2 = 15mA
30
40
REG3 Output Voltage
IREG3 = 0 to 2mA
REG3 Supply Rejection (Note 16) f = 268.8kHz, CREG1 = 1µF ceramic
DATA-ACQUISITION AND VOLTAGE MONITORS
0.96
1.0
1.04
40
50
LBI/RSIN Input Threshold
Falling input
0.58 0.60 0.63
UNITS
Ω
dB
V
V
mV
mV
dB
V
dB
V
LBI/RSIN Input Hysteresis
(Note 16)
7.5
16
30
mV
LBI/RSIN Input Current
LBO/RSO Output Low
LBO/RSO Output Leakage
IOUT = 1mA
Output = 5.5V
-50
-3
50
nA
30
400
mV
1
250
nA
LBO/RSO Response Time
(Note 16)
10mV overdrive
15
50
µs
CH0 Threshold Range (Note 16)
CH1 Threshold Range (Note 16)
CH2 Threshold Range (Note 16)
Measures NICD
Measures BATT
0.2
1.27
V
1.2
5.08
V
1.2
5.08
V
CH0 Threshold Resolution
(Note 16)
10
mV
CH1 Threshold Resolution
(Note 16)
Measures NICD
40
mV
CH2 Threshold Resolution
(Note 16)
Measures BATT
40
mV
CH0 Error
At thresholds of 200mV, 800mV, and 1270mV
-2.0
- 15mV
2.0
+ 15mV
%
CH1 Error
At thresholds of 1200mV, 3200mV, and 5080mV
-3.0
- 60mV
3.0
+ 60mV
%
CH2 Error
At thresholds of 1200mV, 3200mV, and 5080mV
-3.0
- 60mV
3.0
+ 60mV
%
CH0 Input Hysteresis (Note 16)
CH1 Input Hysteresis (Note 16)
1
2
4
mV
4
8
16
mV
4 _______________________________________________________________________________________
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