Maxim MAX12527 MAX12527, Dual, 65Msps, 12-Bit, IF/Baseband ADC

MAX12527
Dual, 65Msps, 12-Bit, IF/Baseband ADC
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ELECTRICAL CHARACTERISTICS (continued)
(VDD = 3.3V, OVDD = 2.0V, GND = 0, REFIN = REFOUT (internal reference), CL≈10pF at digital outputs, VIN = -0.5dBFS (differen-
tial), DIFFCLK/SECLK = OVDD, PD = GND, SHREF = GND, DIV2 = GND, DIV4 = GND, G/T= GND, fCLK = 65MHz, TA= -40°C to
+85°C, unless otherwise noted. Typical values are at TA= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX
UNITS
REF_P Sink Current IREFAP
IREFBP VREF_P = 2.418V 1.2 mA
REF_N Source Current IREFAN
IREFBN VREF_N = 0.882V
0.85
mA
COM_ Sink Current ICOMA
ICOMB VCOM_ = 1.65V
0.85
mA
REF_P, REF_N Capacitance CREF_P,
CREF_N
13 pF
COM_ Capacitance CCOM_ 6pF
CLOCK INPUTS (CLKP, CLKN)
Single-Ended Input High
Threshold VIH DIFFCLK/SECLK = GND, CLKN = GND 0.8 x
VDD
V
Single-Ended Input Low
Threshold VIL DIFFCLK/SECLK = GND, CLKN = GND 0.2 x
VDD
V
Minimum Differential Clock Input
Voltage Swing DIFFCLK/SECLK = OVDD 0.2 VP-P
Differential Input Common-Mode
Voltage DIFFCLK/SECLK = OVDD
VDD / 2
V
CLK_ Input Resistance RCLK Each input (Figure 4) 5 kΩ
CLK_ Input Capacitance CCLK Each input 2 pF
DIGITAL INPUTS (DIFFCLK/SECLK, G/T, PD, DIV2, DIV4)
Input High Threshold VIH 0.8 x
OVDD
V
Input Low Threshold VIL 0.2 x
OVDD
V
OVDD applied to input ±5
Input Leakage Current Input connected to ground ±5 µA
Digital Input Capacitance CDIN 5pF
DIGITAL OUTPUTS (D0A–D11A, D0B–D11B, DORA, DORB, DAV)
D0A–D11A, D0B–D11B, DORA, DORB:
ISINK = 200µA 0.2
Output-Voltage Low VOL
DAV: ISINK = 600µA 0.2
V
D0A–D11A, D0B–D11B, DORA, DORB:
ISOURCE = 200µA OVDD - 0.2
Output-Voltage High VOH
DAV: ISOURCE = 600µA OVDD -
0.2
V
OVDD applied to input ±5
Tri-State Leakage Current
(Note 4) ILEAK Input connected to ground ±5 µA