MAX108 Datasheet, PDF (9/32 Pages) Maxim Integrated Products – ±5V, 1.5Gsps, 8-Bit ADC with On-Chip 2.2GHz Track/Hold Amplifier

±5V, 1.5Gsps, 8-Bit ADC with
On-Chip 2.2GHz Track/Hold Amplifier
Typical Operating Characteristics (continued)
(V_CCA = V_CCI = V_CCD = +5V, V_EE = -5V, V_CCO = +3.3V, REFIN connected to REFOUT, f_S = 1.5Gsps, T_A = +25°C, unless otherwise
noted.)
DIFFERENTIAL NONLINEARITY
vs. OUTPUT CODE
0.5 ^{(LOW-FREQUENCY SERVO-LOOP DATA)}
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0
32 64 96 128 160 192 224 256
OUTPUT CODE
VSWR vs. ANALOG INPUT FREQUENCY
1.5
DREADY RISE/FALL TIME,
DATA-OUTPUT RISE/FALL TIME
DREADY
200mV/div
DATA
200mV/div
500ps/div
TWO-TONE INTERMODULATION FFT PLOT
(f_IN1 = 247.1008301MHz, f_IN2 = 253.3264160MHz,
7dB BELOW FULL SCALE, RECORD LENGTH 16,384)
0
1.4
-25.6
f_IN1
f_IN2
1.3
-51.2
1.2
-76.8
1.1
-102.4
1.0
0
500 1000 1500 2000 2500
ANALOG INPUT FREQUENCY (MHz)
-128.0
0
150 300 450 600 750
ANALOG INPUT FREQUENCY (MHz)
Pin Description
CONTACT
A1–A4, A6, A7, B1, B2, C1, C2, D1–D3,
G1, H1, J2, J3, K1–K3, L2, L3, M1, N1,
T2, T3, U1, V1, V2, W1–W4
NAME
GNDI
A5, B5, C5, H2, H3, M2, M3, U5, V5, W5
V_CCI
A8, B8, C8, U6, V6, W6
A9, B9, C9, U7, V7, W7
A10, E17, F2, P3, R17, R18
A11, B11, B16, B17, C11, C16, U9, U17,
V9, V17, V18, W9
GNDA
V_CCA
TESTPOINT (T.P.)
GNDD
FUNCTION
Analog Ground. For T/H amplifier, clock distribution, bandgap
reference, and reference amplifier.
Analog Supply Voltage, +5V. Supplies T/H amplifier, clock distri-
bution, bandgap reference, and reference amplifier.
Analog Ground. For comparator array.
Analog Supply Voltage, +5V. Supplies analog comparator array.
Test Point. Do not connect.
Digital Ground
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