Maxim MAX12557 User Manual download pdf (Page 5)

MAX12557

Dual, 65Msps, 14-Bit, IF/Baseband ADC

_______________________________________________________________________________________ 5

ELECTRICAL CHARACTERISTICS (continued)

= 3.3V, OV

= 2.0V, GND = 0, REFIN = REFOUT (internal reference), C

≈ 10pF at digital outputs, V

= -0.5dBFS (differen-

tial), DIFFCLK/SECLK = OV

, PD = GND, SHREF = GND, DIV2 = GND, DIV4 = GND, G/T = GND, f

CLK

= 65MHz, T

= -40°C to

+85°C, unless otherwise noted. Typical values are at T

= +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX

UNITS

REF_P Sink Current

REFAP

REFBP

REF_P

= 2.418V 1.2 mA

REF_N Source Current

REFAN

REFBN

REF_N

= 0.882V

0.85

COM_ Sink Current

COMA

COMB

COM_

= 1.65V

0.85

REF_P, REF_N Capacitance

REF_P

REF_N

13 pF

COM_ Capacitance C

COM_

6pF

CLOCK INPUTS (CLKP, CLKN)

Single-Ended Input High

Threshold

DIFFCLK/SECLK = GND, CLKN = GND

0.8 x

Single-Ended Input Low

Threshold

DIFFCLK/SECLK = GND, CLKN = GND

0.2 x

Minimum Differential Clock Input

Voltage Swing

DIFFCLK/SECLK = OV

0.2 V

P-P

Differential Input Common-Mode

Voltage

DIFFCLK/SECLK = OV

/ 2

CLK_ Input Resistance R

CLK

Each input, Figure 4 5 kΩ

CLK_ Input Capacitance C

CLK

2pF

DIGITAL INPUTS (DIFFCLK/SECLK, G/T, PD, DIV2, DIV4)

Input High Threshold V

0.8 x

Input Low Threshold V

0.2 x

applied to input ±5

Input Leakage Current

Input connected to ground ±5

µA

Digital Input Capacitance C

DIN

5pF

DIGITAL OUTPUTS (D0A–D13A, D0B–D13B, DORA, DORB, DAV)

D0A–D13A, D0B–D13B, DORA, DORB:

SINK

= 200µA

0.2

Output-Voltage Low V

DAV: I

SINK

= 600µA 0.2

D0A–D13A, D0B–D13B, DORA, DORB:

SOURCE

= 200µA

0.2

Output-Voltage High V

DAV: I

SOURCE

= 600µA

0.2

applied to input ±5

Tri-State Leakage Current

(Note 3)

LEAK

Input connected to ground ±5

µA

1 2 3 4 5 6 7 8 9 10 ... 27 28

MAX12557 1

Comments to this Manuals

No comments

Maxim MAX12557 User Manual Page 5

Comments to this Manuals

Related products and manuals for Unknown Maxim MAX12557