MAX1415 Datasheet, PDF (16/36 Pages) Maxim Integrated Products – 16-Bit, Low-Power, 2-Channel, Sigma-Delta ADCs

16-Bit, Low-Power, 2-Channel,
Sigma-Delta ADCs
Typical Operating Characteristics (continued)
(MAX1415: V_DD = 5V, V_REF+ = 2.5V, V_REF- = GND, T_A = +25°C, unless otherwise noted.) (MAX1416: V_DD = 3V, V_REF+ = 1.225V,
V_REF- = GND, T_A = +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. f_CLKIN
(MAX1415)
0.6
A
B
0.5
0.4
C
D
0.3
E
0.2
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6
A: BUFFERED MODE
CLK = 1,
GAIN = 128
f_CLKIN (MHz)
B: BUFFERED MODE
CLK = 1,
GAIN = 1
C: BUFFERED MODE
CLK = 0,
GAIN = 1, 128
D: UNBUFFERED MODE E: UNBUFFERED MODE
CLK = 1,
CLK = 0,
GAIN = 1, 128
GAIN = 1, 128
SUPPLY CURRENT vs. GAIN
(MAX1415)
0.6
A, B
0.5
0.4
C
D, E
0.3
F
0.2
1 2 4 8 16 32 64 128
GAIN
A: BUFFERED MODE B: BUFFERED MODE C: BUFFERED MODE
CLK = 1, CLKDIV = 1, CLK = 1, CLKDIV = 0, CLK = 0, CLKDIV = 0,
f_CLKIN = 4.9152MHz f_CLKIN = 2.4576MHz f_CLKIN = 1MHz
D: UNBUFFERED MODE E: UNBUFFERED MODE F: UNBUFFERED MODE
CLK = 1, CLKDIV = 1, CLK = 1, CLKDIV = 0, CLK = 0, CLKDIV = 0,
f_CLKIN = 4.9152MHz f_CLKIN = 2.4576MHz f_CLKIN = 1MHz
SUPPLY CURRENT vs. f_CLKIN
(MAX1416)
0.65
B
A
0.55
0.45
C
D
0.35
E
0.25
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6
A: BUFFERED MODE
CLK = 1,
GAIN = 128
f_CLKIN (MHz)
B: BUFFERED MODE
CLK = 1,
GAIN = 1
C: BUFFERED MODE
CLK = 0,
GAIN = 1, 128
D: UNBUFFERED MODE E: UNBUFFERED MODE
CLK = 1,
CLK = 0,
GAIN = 1, 128
GAIN = 1, 128
SUPPLY CURRENT vs. GAIN
(MAX1416)
0.65
A
B
0.55
0.45
C
D
0.35
E
F
0.25
1 2 4 8 16 32 64 128
GAIN
A: BUFFERED MODE B: BUFFERED MODE C: BUFFERED MODE
CLK = 1, CLKDIV = 1, CLK = 1, CLKDIV = 0, CLK = 0, CLKDIV = 0,
f_CLKIN = 4.9152MHz f_CLKIN = 2.4576MHz f_CLKIN = 1MHz
D: UNBUFFERED MODE E: UNBUFFERED MODE F: UNBUFFERED MODE
CLK = 1, CLKDIV = 1, CLK = 1, CLKDIV = 0, CLK = 0, CLKDIV = 0,
f_CLKIN = 4.9152MHz f_CLKIN = 2.4576MHz f_CLKIN = 1MHz
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