Rainbow Electronics MX7705 - Manual (Page 15)

MX7705
16-Bit, Low-Power, 2-Channel,
Sigma-Delta ADC
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POWER-DOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE (3V)
SUPPLY VOLTAGE (V)
POWER-DOWN SUPPLY CURRENT (nA)
3.45 3.30 3.15 3.00 2.85
20
40
60
80
100
0
2.70 3.60
MX7705 toc17
V DD = 3V
5.15 5.05 4.95 4.85
120
140
160
180
200
100
4.75 5.25
POWER-DOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE (5V)
SUPPLY VOLTAGE (V)
POWER-DOWN SUPPLY CURRENT (nA)
MX7705 toc18
V DD = 5V
POWER-DOWN SUPPLY CURRENT
vs. TEMPERATURE
MX7705 toc19
TEMPERATURE ( °C)
POWER-DOWN SUPPLY CURRENT (
µ
A)
60 35 10 -15
50
100
150
200
250
300
0
-40 85
V DD = 5V
V DD = 3V
EXTERNAL OSCILLATOR STARTUP TIME
2ms/div
V DD
5V/div
4.9152MHz CRYSTAL
2.4576MHz CRYSTAL
CLKOUT
5V/div
CLKOUT
5V/div
MX7705 toc20
Typical Operating Characteristics (continued)
(V DD = 3V or 5V, V REF+ = 1.225V for V DD = 3V, V REF+ = 2.5V for V DD = 5V, V REF - = GND, T A = +25°C, unless otherwise noted.)